| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* |
| * syscalls.h - Linux syscall interfaces (non-arch-specific) |
| * |
| * Copyright (c) 2004 Randy Dunlap |
| * Copyright (c) 2004 Open Source Development Labs |
| */ |
| |
| #ifndef _LINUX_SYSCALLS_H |
| #define _LINUX_SYSCALLS_H |
| |
| struct __aio_sigset; |
| struct epoll_event; |
| struct iattr; |
| struct inode; |
| struct iocb; |
| struct io_event; |
| struct iovec; |
| struct __kernel_old_itimerval; |
| struct kexec_segment; |
| struct linux_dirent; |
| struct linux_dirent64; |
| struct list_head; |
| struct mmap_arg_struct; |
| struct msgbuf; |
| struct user_msghdr; |
| struct mmsghdr; |
| struct msqid_ds; |
| struct new_utsname; |
| struct nfsctl_arg; |
| struct __old_kernel_stat; |
| struct oldold_utsname; |
| struct old_utsname; |
| struct pollfd; |
| struct rlimit; |
| struct rlimit64; |
| struct rusage; |
| struct sched_param; |
| struct sched_attr; |
| struct sel_arg_struct; |
| struct semaphore; |
| struct sembuf; |
| struct shmid_ds; |
| struct sockaddr; |
| struct stat; |
| struct stat64; |
| struct statfs; |
| struct statfs64; |
| struct statx; |
| struct sysinfo; |
| struct timespec; |
| struct __kernel_old_timeval; |
| struct __kernel_timex; |
| struct timezone; |
| struct tms; |
| struct utimbuf; |
| struct mq_attr; |
| struct compat_stat; |
| struct old_timeval32; |
| struct robust_list_head; |
| struct futex_waitv; |
| struct getcpu_cache; |
| struct old_linux_dirent; |
| struct perf_event_attr; |
| struct file_handle; |
| struct sigaltstack; |
| struct rseq; |
| union bpf_attr; |
| struct io_uring_params; |
| struct clone_args; |
| struct open_how; |
| struct mount_attr; |
| struct landlock_ruleset_attr; |
| enum landlock_rule_type; |
| |
| #include <linux/types.h> |
| #include <linux/aio_abi.h> |
| #include <linux/capability.h> |
| #include <linux/signal.h> |
| #include <linux/list.h> |
| #include <linux/bug.h> |
| #include <linux/sem.h> |
| #include <asm/siginfo.h> |
| #include <linux/unistd.h> |
| #include <linux/quota.h> |
| #include <linux/key.h> |
| #include <linux/personality.h> |
| #include <trace/syscall.h> |
| |
| #ifdef CONFIG_ARCH_HAS_SYSCALL_WRAPPER |
| /* |
| * It may be useful for an architecture to override the definitions of the |
| * SYSCALL_DEFINE0() and __SYSCALL_DEFINEx() macros, in particular to use a |
| * different calling convention for syscalls. To allow for that, the prototypes |
| * for the sys_*() functions below will *not* be included if |
| * CONFIG_ARCH_HAS_SYSCALL_WRAPPER is enabled. |
| */ |
| #include <asm/syscall_wrapper.h> |
| #endif /* CONFIG_ARCH_HAS_SYSCALL_WRAPPER */ |
| |
| /* |
| * __MAP - apply a macro to syscall arguments |
| * __MAP(n, m, t1, a1, t2, a2, ..., tn, an) will expand to |
| * m(t1, a1), m(t2, a2), ..., m(tn, an) |
| * The first argument must be equal to the amount of type/name |
| * pairs given. Note that this list of pairs (i.e. the arguments |
| * of __MAP starting at the third one) is in the same format as |
| * for SYSCALL_DEFINE<n>/COMPAT_SYSCALL_DEFINE<n> |
| */ |
| #define __MAP0(m,...) |
| #define __MAP1(m,t,a,...) m(t,a) |
| #define __MAP2(m,t,a,...) m(t,a), __MAP1(m,__VA_ARGS__) |
| #define __MAP3(m,t,a,...) m(t,a), __MAP2(m,__VA_ARGS__) |
| #define __MAP4(m,t,a,...) m(t,a), __MAP3(m,__VA_ARGS__) |
| #define __MAP5(m,t,a,...) m(t,a), __MAP4(m,__VA_ARGS__) |
| #define __MAP6(m,t,a,...) m(t,a), __MAP5(m,__VA_ARGS__) |
| #define __MAP(n,...) __MAP##n(__VA_ARGS__) |
| |
| #define __SC_DECL(t, a) t a |
| #define __TYPE_AS(t, v) __same_type((__force t)0, v) |
| #define __TYPE_IS_L(t) (__TYPE_AS(t, 0L)) |
| #define __TYPE_IS_UL(t) (__TYPE_AS(t, 0UL)) |
| #define __TYPE_IS_LL(t) (__TYPE_AS(t, 0LL) || __TYPE_AS(t, 0ULL)) |
| #define __SC_LONG(t, a) __typeof(__builtin_choose_expr(__TYPE_IS_LL(t), 0LL, 0L)) a |
| #define __SC_CAST(t, a) (__force t) a |
| #define __SC_ARGS(t, a) a |
| #define __SC_TEST(t, a) (void)BUILD_BUG_ON_ZERO(!__TYPE_IS_LL(t) && sizeof(t) > sizeof(long)) |
| |
| #ifdef CONFIG_FTRACE_SYSCALLS |
| #define __SC_STR_ADECL(t, a) #a |
| #define __SC_STR_TDECL(t, a) #t |
| |
| extern struct trace_event_class event_class_syscall_enter; |
| extern struct trace_event_class event_class_syscall_exit; |
| extern struct trace_event_functions enter_syscall_print_funcs; |
| extern struct trace_event_functions exit_syscall_print_funcs; |
| |
| #define SYSCALL_TRACE_ENTER_EVENT(sname) \ |
| static struct syscall_metadata __syscall_meta_##sname; \ |
| static struct trace_event_call __used \ |
| event_enter_##sname = { \ |
| .class = &event_class_syscall_enter, \ |
| { \ |
| .name = "sys_enter"#sname, \ |
| }, \ |
| .event.funcs = &enter_syscall_print_funcs, \ |
| .data = (void *)&__syscall_meta_##sname,\ |
| .flags = TRACE_EVENT_FL_CAP_ANY, \ |
| }; \ |
| static struct trace_event_call __used \ |
| __section("_ftrace_events") \ |
| *__event_enter_##sname = &event_enter_##sname; |
| |
| #define SYSCALL_TRACE_EXIT_EVENT(sname) \ |
| static struct syscall_metadata __syscall_meta_##sname; \ |
| static struct trace_event_call __used \ |
| event_exit_##sname = { \ |
| .class = &event_class_syscall_exit, \ |
| { \ |
| .name = "sys_exit"#sname, \ |
| }, \ |
| .event.funcs = &exit_syscall_print_funcs, \ |
| .data = (void *)&__syscall_meta_##sname,\ |
| .flags = TRACE_EVENT_FL_CAP_ANY, \ |
| }; \ |
| static struct trace_event_call __used \ |
| __section("_ftrace_events") \ |
| *__event_exit_##sname = &event_exit_##sname; |
| |
| #define SYSCALL_METADATA(sname, nb, ...) \ |
| static const char *types_##sname[] = { \ |
| __MAP(nb,__SC_STR_TDECL,__VA_ARGS__) \ |
| }; \ |
| static const char *args_##sname[] = { \ |
| __MAP(nb,__SC_STR_ADECL,__VA_ARGS__) \ |
| }; \ |
| SYSCALL_TRACE_ENTER_EVENT(sname); \ |
| SYSCALL_TRACE_EXIT_EVENT(sname); \ |
| static struct syscall_metadata __used \ |
| __syscall_meta_##sname = { \ |
| .name = "sys"#sname, \ |
| .syscall_nr = -1, /* Filled in at boot */ \ |
| .nb_args = nb, \ |
| .types = nb ? types_##sname : NULL, \ |
| .args = nb ? args_##sname : NULL, \ |
| .enter_event = &event_enter_##sname, \ |
| .exit_event = &event_exit_##sname, \ |
| .enter_fields = LIST_HEAD_INIT(__syscall_meta_##sname.enter_fields), \ |
| }; \ |
| static struct syscall_metadata __used \ |
| __section("__syscalls_metadata") \ |
| *__p_syscall_meta_##sname = &__syscall_meta_##sname; |
| |
| static inline int is_syscall_trace_event(struct trace_event_call *tp_event) |
| { |
| return tp_event->class == &event_class_syscall_enter || |
| tp_event->class == &event_class_syscall_exit; |
| } |
| |
| #else |
| #define SYSCALL_METADATA(sname, nb, ...) |
| |
| static inline int is_syscall_trace_event(struct trace_event_call *tp_event) |
| { |
| return 0; |
| } |
| #endif |
| |
| #ifndef SYSCALL_DEFINE0 |
| #define SYSCALL_DEFINE0(sname) \ |
| SYSCALL_METADATA(_##sname, 0); \ |
| asmlinkage long sys_##sname(void); \ |
| ALLOW_ERROR_INJECTION(sys_##sname, ERRNO); \ |
| asmlinkage long sys_##sname(void) |
| #endif /* SYSCALL_DEFINE0 */ |
| |
| #define SYSCALL_DEFINE1(name, ...) SYSCALL_DEFINEx(1, _##name, __VA_ARGS__) |
| #define SYSCALL_DEFINE2(name, ...) SYSCALL_DEFINEx(2, _##name, __VA_ARGS__) |
| #define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__) |
| #define SYSCALL_DEFINE4(name, ...) SYSCALL_DEFINEx(4, _##name, __VA_ARGS__) |
| #define SYSCALL_DEFINE5(name, ...) SYSCALL_DEFINEx(5, _##name, __VA_ARGS__) |
| #define SYSCALL_DEFINE6(name, ...) SYSCALL_DEFINEx(6, _##name, __VA_ARGS__) |
| |
| #define SYSCALL_DEFINE_MAXARGS 6 |
| |
| #define SYSCALL_DEFINEx(x, sname, ...) \ |
| SYSCALL_METADATA(sname, x, __VA_ARGS__) \ |
| __SYSCALL_DEFINEx(x, sname, __VA_ARGS__) |
| |
| #define __PROTECT(...) asmlinkage_protect(__VA_ARGS__) |
| |
| /* |
| * The asmlinkage stub is aliased to a function named __se_sys_*() which |
| * sign-extends 32-bit ints to longs whenever needed. The actual work is |
| * done within __do_sys_*(). |
| */ |
| #ifndef __SYSCALL_DEFINEx |
| #define __SYSCALL_DEFINEx(x, name, ...) \ |
| __diag_push(); \ |
| __diag_ignore(GCC, 8, "-Wattribute-alias", \ |
| "Type aliasing is used to sanitize syscall arguments");\ |
| asmlinkage long sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) \ |
| __attribute__((alias(__stringify(__se_sys##name)))); \ |
| ALLOW_ERROR_INJECTION(sys##name, ERRNO); \ |
| static inline long __do_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__));\ |
| asmlinkage long __se_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__)); \ |
| asmlinkage long __se_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \ |
| { \ |
| long ret = __do_sys##name(__MAP(x,__SC_CAST,__VA_ARGS__));\ |
| __MAP(x,__SC_TEST,__VA_ARGS__); \ |
| __PROTECT(x, ret,__MAP(x,__SC_ARGS,__VA_ARGS__)); \ |
| return ret; \ |
| } \ |
| __diag_pop(); \ |
| static inline long __do_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) |
| #endif /* __SYSCALL_DEFINEx */ |
| |
| /* For split 64-bit arguments on 32-bit architectures */ |
| #ifdef __LITTLE_ENDIAN |
| #define SC_ARG64(name) u32, name##_lo, u32, name##_hi |
| #else |
| #define SC_ARG64(name) u32, name##_hi, u32, name##_lo |
| #endif |
| #define SC_VAL64(type, name) ((type) name##_hi << 32 | name##_lo) |
| |
| #ifdef CONFIG_COMPAT |
| #define SYSCALL32_DEFINE1 COMPAT_SYSCALL_DEFINE1 |
| #define SYSCALL32_DEFINE2 COMPAT_SYSCALL_DEFINE2 |
| #define SYSCALL32_DEFINE3 COMPAT_SYSCALL_DEFINE3 |
| #define SYSCALL32_DEFINE4 COMPAT_SYSCALL_DEFINE4 |
| #define SYSCALL32_DEFINE5 COMPAT_SYSCALL_DEFINE5 |
| #define SYSCALL32_DEFINE6 COMPAT_SYSCALL_DEFINE6 |
| #else |
| #define SYSCALL32_DEFINE1 SYSCALL_DEFINE1 |
| #define SYSCALL32_DEFINE2 SYSCALL_DEFINE2 |
| #define SYSCALL32_DEFINE3 SYSCALL_DEFINE3 |
| #define SYSCALL32_DEFINE4 SYSCALL_DEFINE4 |
| #define SYSCALL32_DEFINE5 SYSCALL_DEFINE5 |
| #define SYSCALL32_DEFINE6 SYSCALL_DEFINE6 |
| #endif |
| |
| /* |
| * Called before coming back to user-mode. Returning to user-mode with an |
| * address limit different than USER_DS can allow to overwrite kernel memory. |
| */ |
| static inline void addr_limit_user_check(void) |
| { |
| #ifdef TIF_FSCHECK |
| if (!test_thread_flag(TIF_FSCHECK)) |
| return; |
| #endif |
| |
| if (CHECK_DATA_CORRUPTION(uaccess_kernel(), |
| "Invalid address limit on user-mode return")) |
| force_sig(SIGKILL); |
| |
| #ifdef TIF_FSCHECK |
| clear_thread_flag(TIF_FSCHECK); |
| #endif |
| } |
| |
| /* |
| * These syscall function prototypes are kept in the same order as |
| * include/uapi/asm-generic/unistd.h. Architecture specific entries go below, |
| * followed by deprecated or obsolete system calls. |
| * |
| * Please note that these prototypes here are only provided for information |
| * purposes, for static analysis, and for linking from the syscall table. |
| * These functions should not be called elsewhere from kernel code. |
| * |
| * As the syscall calling convention may be different from the default |
| * for architectures overriding the syscall calling convention, do not |
| * include the prototypes if CONFIG_ARCH_HAS_SYSCALL_WRAPPER is enabled. |
| */ |
| #ifndef CONFIG_ARCH_HAS_SYSCALL_WRAPPER |
| asmlinkage long sys_io_setup(unsigned nr_reqs, aio_context_t __user *ctx); |
| asmlinkage long sys_io_destroy(aio_context_t ctx); |
| asmlinkage long sys_io_submit(aio_context_t, long, |
| struct iocb __user * __user *); |
| asmlinkage long sys_io_cancel(aio_context_t ctx_id, struct iocb __user *iocb, |
| struct io_event __user *result); |
| asmlinkage long sys_io_getevents(aio_context_t ctx_id, |
| long min_nr, |
| long nr, |
| struct io_event __user *events, |
| struct __kernel_timespec __user *timeout); |
| asmlinkage long sys_io_getevents_time32(__u32 ctx_id, |
| __s32 min_nr, |
| __s32 nr, |
| struct io_event __user *events, |
| struct old_timespec32 __user *timeout); |
| asmlinkage long sys_io_pgetevents(aio_context_t ctx_id, |
| long min_nr, |
| long nr, |
| struct io_event __user *events, |
| struct __kernel_timespec __user *timeout, |
| const struct __aio_sigset *sig); |
| asmlinkage long sys_io_pgetevents_time32(aio_context_t ctx_id, |
| long min_nr, |
| long nr, |
| struct io_event __user *events, |
| struct old_timespec32 __user *timeout, |
| const struct __aio_sigset *sig); |
| asmlinkage long sys_io_uring_setup(u32 entries, |
| struct io_uring_params __user *p); |
| asmlinkage long sys_io_uring_enter(unsigned int fd, u32 to_submit, |
| u32 min_complete, u32 flags, |
| const void __user *argp, size_t argsz); |
| asmlinkage long sys_io_uring_register(unsigned int fd, unsigned int op, |
| void __user *arg, unsigned int nr_args); |
| |
| /* fs/xattr.c */ |
| asmlinkage long sys_setxattr(const char __user *path, const char __user *name, |
| const void __user *value, size_t size, int flags); |
| asmlinkage long sys_lsetxattr(const char __user *path, const char __user *name, |
| const void __user *value, size_t size, int flags); |
| asmlinkage long sys_fsetxattr(int fd, const char __user *name, |
| const void __user *value, size_t size, int flags); |
| asmlinkage long sys_getxattr(const char __user *path, const char __user *name, |
| void __user *value, size_t size); |
| asmlinkage long sys_lgetxattr(const char __user *path, const char __user *name, |
| void __user *value, size_t size); |
| asmlinkage long sys_fgetxattr(int fd, const char __user *name, |
| void __user *value, size_t size); |
| asmlinkage long sys_listxattr(const char __user *path, char __user *list, |
| size_t size); |
| asmlinkage long sys_llistxattr(const char __user *path, char __user *list, |
| size_t size); |
| asmlinkage long sys_flistxattr(int fd, char __user *list, size_t size); |
| asmlinkage long sys_removexattr(const char __user *path, |
| const char __user *name); |
| asmlinkage long sys_lremovexattr(const char __user *path, |
| const char __user *name); |
| asmlinkage long sys_fremovexattr(int fd, const char __user *name); |
| |
| /* fs/dcache.c */ |
| asmlinkage long sys_getcwd(char __user *buf, unsigned long size); |
| |
| /* fs/cookies.c */ |
| asmlinkage long sys_lookup_dcookie(u64 cookie64, char __user *buf, size_t len); |
| |
| /* fs/eventfd.c */ |
| asmlinkage long sys_eventfd2(unsigned int count, int flags); |
| |
| /* fs/eventpoll.c */ |
| asmlinkage long sys_epoll_create1(int flags); |
| asmlinkage long sys_epoll_ctl(int epfd, int op, int fd, |
| struct epoll_event __user *event); |
| asmlinkage long sys_epoll_pwait(int epfd, struct epoll_event __user *events, |
| int maxevents, int timeout, |
| const sigset_t __user *sigmask, |
| size_t sigsetsize); |
| asmlinkage long sys_epoll_pwait2(int epfd, struct epoll_event __user *events, |
| int maxevents, |
| const struct __kernel_timespec __user *timeout, |
| const sigset_t __user *sigmask, |
| size_t sigsetsize); |
| |
| /* fs/fcntl.c */ |
| asmlinkage long sys_dup(unsigned int fildes); |
| asmlinkage long sys_dup3(unsigned int oldfd, unsigned int newfd, int flags); |
| asmlinkage long sys_fcntl(unsigned int fd, unsigned int cmd, unsigned long arg); |
| #if BITS_PER_LONG == 32 |
| asmlinkage long sys_fcntl64(unsigned int fd, |
| unsigned int cmd, unsigned long arg); |
| #endif |
| |
| /* fs/inotify_user.c */ |
| asmlinkage long sys_inotify_init1(int flags); |
| asmlinkage long sys_inotify_add_watch(int fd, const char __user *path, |
| u32 mask); |
| asmlinkage long sys_inotify_rm_watch(int fd, __s32 wd); |
| |
| /* fs/ioctl.c */ |
| asmlinkage long sys_ioctl(unsigned int fd, unsigned int cmd, |
| unsigned long arg); |
| |
| /* fs/ioprio.c */ |
| asmlinkage long sys_ioprio_set(int which, int who, int ioprio); |
| asmlinkage long sys_ioprio_get(int which, int who); |
| |
| /* fs/locks.c */ |
| asmlinkage long sys_flock(unsigned int fd, unsigned int cmd); |
| |
| /* fs/namei.c */ |
| asmlinkage long sys_mknodat(int dfd, const char __user * filename, umode_t mode, |
| unsigned dev); |
| asmlinkage long sys_mkdirat(int dfd, const char __user * pathname, umode_t mode); |
| asmlinkage long sys_unlinkat(int dfd, const char __user * pathname, int flag); |
| asmlinkage long sys_symlinkat(const char __user * oldname, |
| int newdfd, const char __user * newname); |
| asmlinkage long sys_linkat(int olddfd, const char __user *oldname, |
| int newdfd, const char __user *newname, int flags); |
| asmlinkage long sys_renameat(int olddfd, const char __user * oldname, |
| int newdfd, const char __user * newname); |
| |
| /* fs/namespace.c */ |
| asmlinkage long sys_umount(char __user *name, int flags); |
| asmlinkage long sys_mount(char __user *dev_name, char __user *dir_name, |
| char __user *type, unsigned long flags, |
| void __user *data); |
| asmlinkage long sys_pivot_root(const char __user *new_root, |
| const char __user *put_old); |
| |
| /* fs/nfsctl.c */ |
| |
| /* fs/open.c */ |
| asmlinkage long sys_statfs(const char __user * path, |
| struct statfs __user *buf); |
| asmlinkage long sys_statfs64(const char __user *path, size_t sz, |
| struct statfs64 __user *buf); |
| asmlinkage long sys_fstatfs(unsigned int fd, struct statfs __user *buf); |
| asmlinkage long sys_fstatfs64(unsigned int fd, size_t sz, |
| struct statfs64 __user *buf); |
| asmlinkage long sys_truncate(const char __user *path, long length); |
| asmlinkage long sys_ftruncate(unsigned int fd, unsigned long length); |
| #if BITS_PER_LONG == 32 |
| asmlinkage long sys_truncate64(const char __user *path, loff_t length); |
| asmlinkage long sys_ftruncate64(unsigned int fd, loff_t length); |
| #endif |
| asmlinkage long sys_fallocate(int fd, int mode, loff_t offset, loff_t len); |
| asmlinkage long sys_faccessat(int dfd, const char __user *filename, int mode); |
| asmlinkage long sys_faccessat2(int dfd, const char __user *filename, int mode, |
| int flags); |
| asmlinkage long sys_chdir(const char __user *filename); |
| asmlinkage long sys_fchdir(unsigned int fd); |
| asmlinkage long sys_chroot(const char __user *filename); |
| asmlinkage long sys_fchmod(unsigned int fd, umode_t mode); |
| asmlinkage long sys_fchmodat(int dfd, const char __user * filename, |
| umode_t mode); |
| asmlinkage long sys_fchownat(int dfd, const char __user *filename, uid_t user, |
| gid_t group, int flag); |
| asmlinkage long sys_fchown(unsigned int fd, uid_t user, gid_t group); |
| asmlinkage long sys_openat(int dfd, const char __user *filename, int flags, |
| umode_t mode); |
| asmlinkage long sys_openat2(int dfd, const char __user *filename, |
| struct open_how *how, size_t size); |
| asmlinkage long sys_close(unsigned int fd); |
| asmlinkage long sys_close_range(unsigned int fd, unsigned int max_fd, |
| unsigned int flags); |
| asmlinkage long sys_vhangup(void); |
| |
| /* fs/pipe.c */ |
| asmlinkage long sys_pipe2(int __user *fildes, int flags); |
| |
| /* fs/quota.c */ |
| asmlinkage long sys_quotactl(unsigned int cmd, const char __user *special, |
| qid_t id, void __user *addr); |
| asmlinkage long sys_quotactl_fd(unsigned int fd, unsigned int cmd, qid_t id, |
| void __user *addr); |
| |
| /* fs/readdir.c */ |
| asmlinkage long sys_getdents64(unsigned int fd, |
| struct linux_dirent64 __user *dirent, |
| unsigned int count); |
| |
| /* fs/read_write.c */ |
| asmlinkage long sys_llseek(unsigned int fd, unsigned long offset_high, |
| unsigned long offset_low, loff_t __user *result, |
| unsigned int whence); |
| asmlinkage long sys_lseek(unsigned int fd, off_t offset, |
| unsigned int whence); |
| asmlinkage long sys_read(unsigned int fd, char __user *buf, size_t count); |
| asmlinkage long sys_write(unsigned int fd, const char __user *buf, |
| size_t count); |
| asmlinkage long sys_readv(unsigned long fd, |
| const struct iovec __user *vec, |
| unsigned long vlen); |
| asmlinkage long sys_writev(unsigned long fd, |
| const struct iovec __user *vec, |
| unsigned long vlen); |
| asmlinkage long sys_pread64(unsigned int fd, char __user *buf, |
| size_t count, loff_t pos); |
| asmlinkage long sys_pwrite64(unsigned int fd, const char __user *buf, |
| size_t count, loff_t pos); |
| asmlinkage long sys_preadv(unsigned long fd, const struct iovec __user *vec, |
| unsigned long vlen, unsigned long pos_l, unsigned long pos_h); |
| asmlinkage long sys_pwritev(unsigned long fd, const struct iovec __user *vec, |
| unsigned long vlen, unsigned long pos_l, unsigned long pos_h); |
| |
| /* fs/sendfile.c */ |
| asmlinkage long sys_sendfile64(int out_fd, int in_fd, |
| loff_t __user *offset, size_t count); |
| |
| /* fs/select.c */ |
| asmlinkage long sys_pselect6(int, fd_set __user *, fd_set __user *, |
| fd_set __user *, struct __kernel_timespec __user *, |
| void __user *); |
| asmlinkage long sys_pselect6_time32(int, fd_set __user *, fd_set __user *, |
| fd_set __user *, struct old_timespec32 __user *, |
| void __user *); |
| asmlinkage long sys_ppoll(struct pollfd __user *, unsigned int, |
| struct __kernel_timespec __user *, const sigset_t __user *, |
| size_t); |
| asmlinkage long sys_ppoll_time32(struct pollfd __user *, unsigned int, |
| struct old_timespec32 __user *, const sigset_t __user *, |
| size_t); |
| |
| /* fs/signalfd.c */ |
| asmlinkage long sys_signalfd4(int ufd, sigset_t __user *user_mask, size_t sizemask, int flags); |
| |
| /* fs/splice.c */ |
| asmlinkage long sys_vmsplice(int fd, const struct iovec __user *iov, |
| unsigned long nr_segs, unsigned int flags); |
| asmlinkage long sys_splice(int fd_in, loff_t __user *off_in, |
| int fd_out, loff_t __user *off_out, |
| size_t len, unsigned int flags); |
| asmlinkage long sys_tee(int fdin, int fdout, size_t len, unsigned int flags); |
| |
| /* fs/stat.c */ |
| asmlinkage long sys_readlinkat(int dfd, const char __user *path, char __user *buf, |
| int bufsiz); |
| asmlinkage long sys_newfstatat(int dfd, const char __user *filename, |
| struct stat __user *statbuf, int flag); |
| asmlinkage long sys_newfstat(unsigned int fd, struct stat __user *statbuf); |
| #if defined(__ARCH_WANT_STAT64) || defined(__ARCH_WANT_COMPAT_STAT64) |
| asmlinkage long sys_fstat64(unsigned long fd, struct stat64 __user *statbuf); |
| asmlinkage long sys_fstatat64(int dfd, const char __user *filename, |
| struct stat64 __user *statbuf, int flag); |
| #endif |
| |
| /* fs/sync.c */ |
| asmlinkage long sys_sync(void); |
| asmlinkage long sys_fsync(unsigned int fd); |
| asmlinkage long sys_fdatasync(unsigned int fd); |
| asmlinkage long sys_sync_file_range2(int fd, unsigned int flags, |
| loff_t offset, loff_t nbytes); |
| asmlinkage long sys_sync_file_range(int fd, loff_t offset, loff_t nbytes, |
| unsigned int flags); |
| |
| /* fs/timerfd.c */ |
| asmlinkage long sys_timerfd_create(int clockid, int flags); |
| asmlinkage long sys_timerfd_settime(int ufd, int flags, |
| const struct __kernel_itimerspec __user *utmr, |
| struct __kernel_itimerspec __user *otmr); |
| asmlinkage long sys_timerfd_gettime(int ufd, struct __kernel_itimerspec __user *otmr); |
| asmlinkage long sys_timerfd_gettime32(int ufd, |
| struct old_itimerspec32 __user *otmr); |
| asmlinkage long sys_timerfd_settime32(int ufd, int flags, |
| const struct old_itimerspec32 __user *utmr, |
| struct old_itimerspec32 __user *otmr); |
| |
| /* fs/utimes.c */ |
| asmlinkage long sys_utimensat(int dfd, const char __user *filename, |
| struct __kernel_timespec __user *utimes, |
| int flags); |
| asmlinkage long sys_utimensat_time32(unsigned int dfd, |
| const char __user *filename, |
| struct old_timespec32 __user *t, int flags); |
| |
| /* kernel/acct.c */ |
| asmlinkage long sys_acct(const char __user *name); |
| |
| /* kernel/capability.c */ |
| asmlinkage long sys_capget(cap_user_header_t header, |
| cap_user_data_t dataptr); |
| asmlinkage long sys_capset(cap_user_header_t header, |
| const cap_user_data_t data); |
| |
| /* kernel/exec_domain.c */ |
| asmlinkage long sys_personality(unsigned int personality); |
| |
| /* kernel/exit.c */ |
| asmlinkage long sys_exit(int error_code); |
| asmlinkage long sys_exit_group(int error_code); |
| asmlinkage long sys_waitid(int which, pid_t pid, |
| struct siginfo __user *infop, |
| int options, struct rusage __user *ru); |
| |
| /* kernel/fork.c */ |
| asmlinkage long sys_set_tid_address(int __user *tidptr); |
| asmlinkage long sys_unshare(unsigned long unshare_flags); |
| |
| /* kernel/futex/syscalls.c */ |
| asmlinkage long sys_futex(u32 __user *uaddr, int op, u32 val, |
| const struct __kernel_timespec __user *utime, |
| u32 __user *uaddr2, u32 val3); |
| asmlinkage long sys_futex_time32(u32 __user *uaddr, int op, u32 val, |
| const struct old_timespec32 __user *utime, |
| u32 __user *uaddr2, u32 val3); |
| asmlinkage long sys_get_robust_list(int pid, |
| struct robust_list_head __user * __user *head_ptr, |
| size_t __user *len_ptr); |
| asmlinkage long sys_set_robust_list(struct robust_list_head __user *head, |
| size_t len); |
| |
| asmlinkage long sys_futex_waitv(struct futex_waitv *waiters, |
| unsigned int nr_futexes, unsigned int flags, |
| struct __kernel_timespec __user *timeout, clockid_t clockid); |
| |
| /* kernel/hrtimer.c */ |
| asmlinkage long sys_nanosleep(struct __kernel_timespec __user *rqtp, |
| struct __kernel_timespec __user *rmtp); |
| asmlinkage long sys_nanosleep_time32(struct old_timespec32 __user *rqtp, |
| struct old_timespec32 __user *rmtp); |
| |
| /* kernel/itimer.c */ |
| asmlinkage long sys_getitimer(int which, struct __kernel_old_itimerval __user *value); |
| asmlinkage long sys_setitimer(int which, |
| struct __kernel_old_itimerval __user *value, |
| struct __kernel_old_itimerval __user *ovalue); |
| |
| /* kernel/kexec.c */ |
| asmlinkage long sys_kexec_load(unsigned long entry, unsigned long nr_segments, |
| struct kexec_segment __user *segments, |
| unsigned long flags); |
| |
| /* kernel/module.c */ |
| asmlinkage long sys_init_module(void __user *umod, unsigned long len, |
| const char __user *uargs); |
| asmlinkage long sys_delete_module(const char __user *name_user, |
| unsigned int flags); |
| |
| /* kernel/posix-timers.c */ |
| asmlinkage long sys_timer_create(clockid_t which_clock, |
| struct sigevent __user *timer_event_spec, |
| timer_t __user * created_timer_id); |
| asmlinkage long sys_timer_gettime(timer_t timer_id, |
| struct __kernel_itimerspec __user *setting); |
| asmlinkage long sys_timer_getoverrun(timer_t timer_id); |
| asmlinkage long sys_timer_settime(timer_t timer_id, int flags, |
| const struct __kernel_itimerspec __user *new_setting, |
| struct __kernel_itimerspec __user *old_setting); |
| asmlinkage long sys_timer_delete(timer_t timer_id); |
| asmlinkage long sys_clock_settime(clockid_t which_clock, |
| const struct __kernel_timespec __user *tp); |
| asmlinkage long sys_clock_gettime(clockid_t which_clock, |
| struct __kernel_timespec __user *tp); |
| asmlinkage long sys_clock_getres(clockid_t which_clock, |
| struct __kernel_timespec __user *tp); |
| asmlinkage long sys_clock_nanosleep(clockid_t which_clock, int flags, |
| const struct __kernel_timespec __user *rqtp, |
| struct __kernel_timespec __user *rmtp); |
| asmlinkage long sys_timer_gettime32(timer_t timer_id, |
| struct old_itimerspec32 __user *setting); |
| asmlinkage long sys_timer_settime32(timer_t timer_id, int flags, |
| struct old_itimerspec32 __user *new, |
| struct old_itimerspec32 __user *old); |
| asmlinkage long sys_clock_settime32(clockid_t which_clock, |
| struct old_timespec32 __user *tp); |
| asmlinkage long sys_clock_gettime32(clockid_t which_clock, |
| struct old_timespec32 __user *tp); |
| asmlinkage long sys_clock_getres_time32(clockid_t which_clock, |
| struct old_timespec32 __user *tp); |
| asmlinkage long sys_clock_nanosleep_time32(clockid_t which_clock, int flags, |
| struct old_timespec32 __user *rqtp, |
| struct old_timespec32 __user *rmtp); |
| |
| /* kernel/printk.c */ |
| asmlinkage long sys_syslog(int type, char __user *buf, int len); |
| |
| /* kernel/ptrace.c */ |
| asmlinkage long sys_ptrace(long request, long pid, unsigned long addr, |
| unsigned long data); |
| /* kernel/sched/core.c */ |
| |
| asmlinkage long sys_sched_setparam(pid_t pid, |
| struct sched_param __user *param); |
| asmlinkage long sys_sched_setscheduler(pid_t pid, int policy, |
| struct sched_param __user *param); |
| asmlinkage long sys_sched_getscheduler(pid_t pid); |
| asmlinkage long sys_sched_getparam(pid_t pid, |
| struct sched_param __user *param); |
| asmlinkage long sys_sched_setaffinity(pid_t pid, unsigned int len, |
| unsigned long __user *user_mask_ptr); |
| asmlinkage long sys_sched_getaffinity(pid_t pid, unsigned int len, |
| unsigned long __user *user_mask_ptr); |
| asmlinkage long sys_sched_yield(void); |
| asmlinkage long sys_sched_get_priority_max(int policy); |
| asmlinkage long sys_sched_get_priority_min(int policy); |
| asmlinkage long sys_sched_rr_get_interval(pid_t pid, |
| struct __kernel_timespec __user *interval); |
| asmlinkage long sys_sched_rr_get_interval_time32(pid_t pid, |
| struct old_timespec32 __user *interval); |
| |
| /* kernel/signal.c */ |
| asmlinkage long sys_restart_syscall(void); |
| asmlinkage long sys_kill(pid_t pid, int sig); |
| asmlinkage long sys_tkill(pid_t pid, int sig); |
| asmlinkage long sys_tgkill(pid_t tgid, pid_t pid, int sig); |
| asmlinkage long sys_sigaltstack(const struct sigaltstack __user *uss, |
| struct sigaltstack __user *uoss); |
| asmlinkage long sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize); |
| #ifndef CONFIG_ODD_RT_SIGACTION |
| asmlinkage long sys_rt_sigaction(int, |
| const struct sigaction __user *, |
| struct sigaction __user *, |
| size_t); |
| #endif |
| asmlinkage long sys_rt_sigprocmask(int how, sigset_t __user *set, |
| sigset_t __user *oset, size_t sigsetsize); |
| asmlinkage long sys_rt_sigpending(sigset_t __user *set, size_t sigsetsize); |
| asmlinkage long sys_rt_sigtimedwait(const sigset_t __user *uthese, |
| siginfo_t __user *uinfo, |
| const struct __kernel_timespec __user *uts, |
| size_t sigsetsize); |
| asmlinkage long sys_rt_sigtimedwait_time32(const sigset_t __user *uthese, |
| siginfo_t __user *uinfo, |
| const struct old_timespec32 __user *uts, |
| size_t sigsetsize); |
| asmlinkage long sys_rt_sigqueueinfo(pid_t pid, int sig, siginfo_t __user *uinfo); |
| |
| /* kernel/sys.c */ |
| asmlinkage long sys_setpriority(int which, int who, int niceval); |
| asmlinkage long sys_getpriority(int which, int who); |
| asmlinkage long sys_reboot(int magic1, int magic2, unsigned int cmd, |
| void __user *arg); |
| asmlinkage long sys_setregid(gid_t rgid, gid_t egid); |
| asmlinkage long sys_setgid(gid_t gid); |
| asmlinkage long sys_setreuid(uid_t ruid, uid_t euid); |
| asmlinkage long sys_setuid(uid_t uid); |
| asmlinkage long sys_setresuid(uid_t ruid, uid_t euid, uid_t suid); |
| asmlinkage long sys_getresuid(uid_t __user *ruid, uid_t __user *euid, uid_t __user *suid); |
| asmlinkage long sys_setresgid(gid_t rgid, gid_t egid, gid_t sgid); |
| asmlinkage long sys_getresgid(gid_t __user *rgid, gid_t __user *egid, gid_t __user *sgid); |
| asmlinkage long sys_setfsuid(uid_t uid); |
| asmlinkage long sys_setfsgid(gid_t gid); |
| asmlinkage long sys_times(struct tms __user *tbuf); |
| asmlinkage long sys_setpgid(pid_t pid, pid_t pgid); |
| asmlinkage long sys_getpgid(pid_t pid); |
| asmlinkage long sys_getsid(pid_t pid); |
| asmlinkage long sys_setsid(void); |
| asmlinkage long sys_getgroups(int gidsetsize, gid_t __user *grouplist); |
| asmlinkage long sys_setgroups(int gidsetsize, gid_t __user *grouplist); |
| asmlinkage long sys_newuname(struct new_utsname __user *name); |
| asmlinkage long sys_sethostname(char __user *name, int len); |
| asmlinkage long sys_setdomainname(char __user *name, int len); |
| asmlinkage long sys_getrlimit(unsigned int resource, |
| struct rlimit __user *rlim); |
| asmlinkage long sys_setrlimit(unsigned int resource, |
| struct rlimit __user *rlim); |
| asmlinkage long sys_getrusage(int who, struct rusage __user *ru); |
| asmlinkage long sys_umask(int mask); |
| asmlinkage long sys_prctl(int option, unsigned long arg2, unsigned long arg3, |
| unsigned long arg4, unsigned long arg5); |
| asmlinkage long sys_getcpu(unsigned __user *cpu, unsigned __user *node, struct getcpu_cache __user *cache); |
| |
| /* kernel/time.c */ |
| asmlinkage long sys_gettimeofday(struct __kernel_old_timeval __user *tv, |
| struct timezone __user *tz); |
| asmlinkage long sys_settimeofday(struct __kernel_old_timeval __user *tv, |
| struct timezone __user *tz); |
| asmlinkage long sys_adjtimex(struct __kernel_timex __user *txc_p); |
| asmlinkage long sys_adjtimex_time32(struct old_timex32 __user *txc_p); |
| |
| /* kernel/sys.c */ |
| asmlinkage long sys_getpid(void); |
| asmlinkage long sys_getppid(void); |
| asmlinkage long sys_getuid(void); |
| asmlinkage long sys_geteuid(void); |
| asmlinkage long sys_getgid(void); |
| asmlinkage long sys_getegid(void); |
| asmlinkage long sys_gettid(void); |
| asmlinkage long sys_sysinfo(struct sysinfo __user *info); |
| |
| /* ipc/mqueue.c */ |
| asmlinkage long sys_mq_open(const char __user *name, int oflag, umode_t mode, struct mq_attr __user *attr); |
| asmlinkage long sys_mq_unlink(const char __user *name); |
| asmlinkage long sys_mq_timedsend(mqd_t mqdes, const char __user *msg_ptr, size_t msg_len, unsigned int msg_prio, const struct __kernel_timespec __user *abs_timeout); |
| asmlinkage long sys_mq_timedreceive(mqd_t mqdes, char __user *msg_ptr, size_t msg_len, unsigned int __user *msg_prio, const struct __kernel_timespec __user *abs_timeout); |
| asmlinkage long sys_mq_notify(mqd_t mqdes, const struct sigevent __user *notification); |
| asmlinkage long sys_mq_getsetattr(mqd_t mqdes, const struct mq_attr __user *mqstat, struct mq_attr __user *omqstat); |
| asmlinkage long sys_mq_timedreceive_time32(mqd_t mqdes, |
| char __user *u_msg_ptr, |
| unsigned int msg_len, unsigned int __user *u_msg_prio, |
| const struct old_timespec32 __user *u_abs_timeout); |
| asmlinkage long sys_mq_timedsend_time32(mqd_t mqdes, |
| const char __user *u_msg_ptr, |
| unsigned int msg_len, unsigned int msg_prio, |
| const struct old_timespec32 __user *u_abs_timeout); |
| |
| /* ipc/msg.c */ |
| asmlinkage long sys_msgget(key_t key, int msgflg); |
| asmlinkage long sys_old_msgctl(int msqid, int cmd, struct msqid_ds __user *buf); |
| asmlinkage long sys_msgctl(int msqid, int cmd, struct msqid_ds __user *buf); |
| asmlinkage long sys_msgrcv(int msqid, struct msgbuf __user *msgp, |
| size_t msgsz, long msgtyp, int msgflg); |
| asmlinkage long sys_msgsnd(int msqid, struct msgbuf __user *msgp, |
| size_t msgsz, int msgflg); |
| |
| /* ipc/sem.c */ |
| asmlinkage long sys_semget(key_t key, int nsems, int semflg); |
| asmlinkage long sys_semctl(int semid, int semnum, int cmd, unsigned long arg); |
| asmlinkage long sys_old_semctl(int semid, int semnum, int cmd, unsigned long arg); |
| asmlinkage long sys_semtimedop(int semid, struct sembuf __user *sops, |
| unsigned nsops, |
| const struct __kernel_timespec __user *timeout); |
| asmlinkage long sys_semtimedop_time32(int semid, struct sembuf __user *sops, |
| unsigned nsops, |
| const struct old_timespec32 __user *timeout); |
| asmlinkage long sys_semop(int semid, struct sembuf __user *sops, |
| unsigned nsops); |
| |
| /* ipc/shm.c */ |
| asmlinkage long sys_shmget(key_t key, size_t size, int flag); |
| asmlinkage long sys_old_shmctl(int shmid, int cmd, struct shmid_ds __user *buf); |
| asmlinkage long sys_shmctl(int shmid, int cmd, struct shmid_ds __user *buf); |
| asmlinkage long sys_shmat(int shmid, char __user *shmaddr, int shmflg); |
| asmlinkage long sys_shmdt(char __user *shmaddr); |
| |
| /* net/socket.c */ |
| asmlinkage long sys_socket(int, int, int); |
| asmlinkage long sys_socketpair(int, int, int, int __user *); |
| asmlinkage long sys_bind(int, struct sockaddr __user *, int); |
| asmlinkage long sys_listen(int, int); |
| asmlinkage long sys_accept(int, struct sockaddr __user *, int __user *); |
| asmlinkage long sys_connect(int, struct sockaddr __user *, int); |
| asmlinkage long sys_getsockname(int, struct sockaddr __user *, int __user *); |
| asmlinkage long sys_getpeername(int, struct sockaddr __user *, int __user *); |
| asmlinkage long sys_sendto(int, void __user *, size_t, unsigned, |
| struct sockaddr __user *, int); |
| asmlinkage long sys_recvfrom(int, void __user *, size_t, unsigned, |
| struct sockaddr __user *, int __user *); |
| asmlinkage long sys_setsockopt(int fd, int level, int optname, |
| char __user *optval, int optlen); |
| asmlinkage long sys_getsockopt(int fd, int level, int optname, |
| char __user *optval, int __user *optlen); |
| asmlinkage long sys_shutdown(int, int); |
| asmlinkage long sys_sendmsg(int fd, struct user_msghdr __user *msg, unsigned flags); |
| asmlinkage long sys_recvmsg(int fd, struct user_msghdr __user *msg, unsigned flags); |
| |
| /* mm/filemap.c */ |
| asmlinkage long sys_readahead(int fd, loff_t offset, size_t count); |
| |
| /* mm/nommu.c, also with MMU */ |
| asmlinkage long sys_brk(unsigned long brk); |
| asmlinkage long sys_munmap(unsigned long addr, size_t len); |
| asmlinkage long sys_mremap(unsigned long addr, |
| unsigned long old_len, unsigned long new_len, |
| unsigned long flags, unsigned long new_addr); |
| |
| /* security/keys/keyctl.c */ |
| asmlinkage long sys_add_key(const char __user *_type, |
| const char __user *_description, |
| const void __user *_payload, |
| size_t plen, |
| key_serial_t destringid); |
| asmlinkage long sys_request_key(const char __user *_type, |
| const char __user *_description, |
| const char __user *_callout_info, |
| key_serial_t destringid); |
| asmlinkage long sys_keyctl(int cmd, unsigned long arg2, unsigned long arg3, |
| unsigned long arg4, unsigned long arg5); |
| |
| /* arch/example/kernel/sys_example.c */ |
| #ifdef CONFIG_CLONE_BACKWARDS |
| asmlinkage long sys_clone(unsigned long, unsigned long, int __user *, unsigned long, |
| int __user *); |
| #else |
| #ifdef CONFIG_CLONE_BACKWARDS3 |
| asmlinkage long sys_clone(unsigned long, unsigned long, int, int __user *, |
| int __user *, unsigned long); |
| #else |
| asmlinkage long sys_clone(unsigned long, unsigned long, int __user *, |
| int __user *, unsigned long); |
| #endif |
| #endif |
| |
| asmlinkage long sys_clone3(struct clone_args __user *uargs, size_t size); |
| |
| asmlinkage long sys_execve(const char __user *filename, |
| const char __user *const __user *argv, |
| const char __user *const __user *envp); |
| |
| /* mm/fadvise.c */ |
| asmlinkage long sys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice); |
| |
| /* mm/, CONFIG_MMU only */ |
| asmlinkage long sys_swapon(const char __user *specialfile, int swap_flags); |
| asmlinkage long sys_swapoff(const char __user *specialfile); |
| asmlinkage long sys_mprotect(unsigned long start, size_t len, |
| unsigned long prot); |
| asmlinkage long sys_msync(unsigned long start, size_t len, int flags); |
| asmlinkage long sys_mlock(unsigned long start, size_t len); |
| asmlinkage long sys_munlock(unsigned long start, size_t len); |
| asmlinkage long sys_mlockall(int flags); |
| asmlinkage long sys_munlockall(void); |
| asmlinkage long sys_mincore(unsigned long start, size_t len, |
| unsigned char __user * vec); |
| asmlinkage long sys_madvise(unsigned long start, size_t len, int behavior); |
| asmlinkage long sys_process_madvise(int pidfd, const struct iovec __user *vec, |
| size_t vlen, int behavior, unsigned int flags); |
| asmlinkage long sys_process_mrelease(int pidfd, unsigned int flags); |
| asmlinkage long sys_remap_file_pages(unsigned long start, unsigned long size, |
| unsigned long prot, unsigned long pgoff, |
| unsigned long flags); |
| asmlinkage long sys_mbind(unsigned long start, unsigned long len, |
| unsigned long mode, |
| const unsigned long __user *nmask, |
| unsigned long maxnode, |
| unsigned flags); |
| asmlinkage long sys_get_mempolicy(int __user *policy, |
| unsigned long __user *nmask, |
| unsigned long maxnode, |
| unsigned long addr, unsigned long flags); |
| asmlinkage long sys_set_mempolicy(int mode, const unsigned long __user *nmask, |
| unsigned long maxnode); |
| asmlinkage long sys_migrate_pages(pid_t pid, unsigned long maxnode, |
| const unsigned long __user *from, |
| const unsigned long __user *to); |
| asmlinkage long sys_move_pages(pid_t pid, unsigned long nr_pages, |
| const void __user * __user *pages, |
| const int __user *nodes, |
| int __user *status, |
| int flags); |
| |
| asmlinkage long sys_rt_tgsigqueueinfo(pid_t tgid, pid_t pid, int sig, |
| siginfo_t __user *uinfo); |
| asmlinkage long sys_perf_event_open( |
| struct perf_event_attr __user *attr_uptr, |
| pid_t pid, int cpu, int group_fd, unsigned long flags); |
| asmlinkage long sys_accept4(int, struct sockaddr __user *, int __user *, int); |
| asmlinkage long sys_recvmmsg(int fd, struct mmsghdr __user *msg, |
| unsigned int vlen, unsigned flags, |
| struct __kernel_timespec __user *timeout); |
| asmlinkage long sys_recvmmsg_time32(int fd, struct mmsghdr __user *msg, |
| unsigned int vlen, unsigned flags, |
| struct old_timespec32 __user *timeout); |
| |
| asmlinkage long sys_wait4(pid_t pid, int __user *stat_addr, |
| int options, struct rusage __user *ru); |
| asmlinkage long sys_prlimit64(pid_t pid, unsigned int resource, |
| const struct rlimit64 __user *new_rlim, |
| struct rlimit64 __user *old_rlim); |
| asmlinkage long sys_fanotify_init(unsigned int flags, unsigned int event_f_flags); |
| asmlinkage long sys_fanotify_mark(int fanotify_fd, unsigned int flags, |
| u64 mask, int fd, |
| const char __user *pathname); |
| asmlinkage long sys_name_to_handle_at(int dfd, const char __user *name, |
| struct file_handle __user *handle, |
| int __user *mnt_id, int flag); |
| asmlinkage long sys_open_by_handle_at(int mountdirfd, |
| struct file_handle __user *handle, |
| int flags); |
| asmlinkage long sys_clock_adjtime(clockid_t which_clock, |
| struct __kernel_timex __user *tx); |
| asmlinkage long sys_clock_adjtime32(clockid_t which_clock, |
| struct old_timex32 __user *tx); |
| asmlinkage long sys_syncfs(int fd); |
| asmlinkage long sys_setns(int fd, int nstype); |
| asmlinkage long sys_pidfd_open(pid_t pid, unsigned int flags); |
| asmlinkage long sys_sendmmsg(int fd, struct mmsghdr __user *msg, |
| unsigned int vlen, unsigned flags); |
| asmlinkage long sys_process_vm_readv(pid_t pid, |
| const struct iovec __user *lvec, |
| unsigned long liovcnt, |
| const struct iovec __user *rvec, |
| unsigned long riovcnt, |
| unsigned long flags); |
| asmlinkage long sys_process_vm_writev(pid_t pid, |
| const struct iovec __user *lvec, |
| unsigned long liovcnt, |
| const struct iovec __user *rvec, |
| unsigned long riovcnt, |
| unsigned long flags); |
| asmlinkage long sys_kcmp(pid_t pid1, pid_t pid2, int type, |
| unsigned long idx1, unsigned long idx2); |
| asmlinkage long sys_finit_module(int fd, const char __user *uargs, int flags); |
| asmlinkage long sys_sched_setattr(pid_t pid, |
| struct sched_attr __user *attr, |
| unsigned int flags); |
| asmlinkage long sys_sched_getattr(pid_t pid, |
| struct sched_attr __user *attr, |
| unsigned int size, |
| unsigned int flags); |
| asmlinkage long sys_renameat2(int olddfd, const char __user *oldname, |
| int newdfd, const char __user *newname, |
| unsigned int flags); |
| asmlinkage long sys_seccomp(unsigned int op, unsigned int flags, |
| void __user *uargs); |
| asmlinkage long sys_getrandom(char __user *buf, size_t count, |
| unsigned int flags); |
| asmlinkage long sys_memfd_create(const char __user *uname_ptr, unsigned int flags); |
| asmlinkage long sys_bpf(int cmd, union bpf_attr *attr, unsigned int size); |
| asmlinkage long sys_execveat(int dfd, const char __user *filename, |
| const char __user *const __user *argv, |
| const char __user *const __user *envp, int flags); |
| asmlinkage long sys_userfaultfd(int flags); |
| asmlinkage long sys_membarrier(int cmd, unsigned int flags, int cpu_id); |
| asmlinkage long sys_mlock2(unsigned long start, size_t len, int flags); |
| asmlinkage long sys_copy_file_range(int fd_in, loff_t __user *off_in, |
| int fd_out, loff_t __user *off_out, |
| size_t len, unsigned int flags); |
| asmlinkage long sys_preadv2(unsigned long fd, const struct iovec __user *vec, |
| unsigned long vlen, unsigned long pos_l, unsigned long pos_h, |
| rwf_t flags); |
| asmlinkage long sys_pwritev2(unsigned long fd, const struct iovec __user *vec, |
| unsigned long vlen, unsigned long pos_l, unsigned long pos_h, |
| rwf_t flags); |
| asmlinkage long sys_pkey_mprotect(unsigned long start, size_t len, |
| unsigned long prot, int pkey); |
| asmlinkage long sys_pkey_alloc(unsigned long flags, unsigned long init_val); |
| asmlinkage long sys_pkey_free(int pkey); |
| asmlinkage long sys_statx(int dfd, const char __user *path, unsigned flags, |
| unsigned mask, struct statx __user *buffer); |
| asmlinkage long sys_rseq(struct rseq __user *rseq, uint32_t rseq_len, |
| int flags, uint32_t sig); |
| asmlinkage long sys_open_tree(int dfd, const char __user *path, unsigned flags); |
| asmlinkage long sys_move_mount(int from_dfd, const char __user *from_path, |
| int to_dfd, const char __user *to_path, |
| unsigned int ms_flags); |
| asmlinkage long sys_mount_setattr(int dfd, const char __user *path, |
| unsigned int flags, |
| struct mount_attr __user *uattr, size_t usize); |
| asmlinkage long sys_fsopen(const char __user *fs_name, unsigned int flags); |
| asmlinkage long sys_fsconfig(int fs_fd, unsigned int cmd, const char __user *key, |
| const void __user *value, int aux); |
| asmlinkage long sys_fsmount(int fs_fd, unsigned int flags, unsigned int ms_flags); |
| asmlinkage long sys_fspick(int dfd, const char __user *path, unsigned int flags); |
| asmlinkage long sys_pidfd_send_signal(int pidfd, int sig, |
| siginfo_t __user *info, |
| unsigned int flags); |
| asmlinkage long sys_pidfd_getfd(int pidfd, int fd, unsigned int flags); |
| asmlinkage long sys_landlock_create_ruleset(const struct landlock_ruleset_attr __user *attr, |
| size_t size, __u32 flags); |
| asmlinkage long sys_landlock_add_rule(int ruleset_fd, enum landlock_rule_type rule_type, |
| const void __user *rule_attr, __u32 flags); |
| asmlinkage long sys_landlock_restrict_self(int ruleset_fd, __u32 flags); |
| asmlinkage long sys_memfd_secret(unsigned int flags); |
| |
| /* |
| * Architecture-specific system calls |
| */ |
| |
| /* arch/x86/kernel/ioport.c */ |
| asmlinkage long sys_ioperm(unsigned long from, unsigned long num, int on); |
| |
| /* pciconfig: alpha, arm, arm64, ia64, sparc */ |
| asmlinkage long sys_pciconfig_read(unsigned long bus, unsigned long dfn, |
| unsigned long off, unsigned long len, |
| void __user *buf); |
| asmlinkage long sys_pciconfig_write(unsigned long bus, unsigned long dfn, |
| unsigned long off, unsigned long len, |
| void __user *buf); |
| asmlinkage long sys_pciconfig_iobase(long which, unsigned long bus, unsigned long devfn); |
| |
| /* powerpc */ |
| asmlinkage long sys_spu_run(int fd, __u32 __user *unpc, |
| __u32 __user *ustatus); |
| asmlinkage long sys_spu_create(const char __user *name, |
| unsigned int flags, umode_t mode, int fd); |
| |
| |
| /* |
| * Deprecated system calls which are still defined in |
| * include/uapi/asm-generic/unistd.h and wanted by >= 1 arch |
| */ |
| |
| /* __ARCH_WANT_SYSCALL_NO_AT */ |
| asmlinkage long sys_open(const char __user *filename, |
| int flags, umode_t mode); |
| asmlinkage long sys_link(const char __user *oldname, |
| const char __user *newname); |
| asmlinkage long sys_unlink(const char __user *pathname); |
| asmlinkage long sys_mknod(const char __user *filename, umode_t mode, |
| unsigned dev); |
| asmlinkage long sys_chmod(const char __user *filename, umode_t mode); |
| asmlinkage long sys_chown(const char __user *filename, |
| uid_t user, gid_t group); |
| asmlinkage long sys_mkdir(const char __user *pathname, umode_t mode); |
| asmlinkage long sys_rmdir(const char __user *pathname); |
| asmlinkage long sys_lchown(const char __user *filename, |
| uid_t user, gid_t group); |
| asmlinkage long sys_access(const char __user *filename, int mode); |
| asmlinkage long sys_rename(const char __user *oldname, |
| const char __user *newname); |
| asmlinkage long sys_symlink(const char __user *old, const char __user *new); |
| #if defined(__ARCH_WANT_STAT64) || defined(__ARCH_WANT_COMPAT_STAT64) |
| asmlinkage long sys_stat64(const char __user *filename, |
| struct stat64 __user *statbuf); |
| asmlinkage long sys_lstat64(const char __user *filename, |
| struct stat64 __user *statbuf); |
| #endif |
| |
| /* __ARCH_WANT_SYSCALL_NO_FLAGS */ |
| asmlinkage long sys_pipe(int __user *fildes); |
| asmlinkage long sys_dup2(unsigned int oldfd, unsigned int newfd); |
| asmlinkage long sys_epoll_create(int size); |
| asmlinkage long sys_inotify_init(void); |
| asmlinkage long sys_eventfd(unsigned int count); |
| asmlinkage long sys_signalfd(int ufd, sigset_t __user *user_mask, size_t sizemask); |
| |
| /* __ARCH_WANT_SYSCALL_OFF_T */ |
| asmlinkage long sys_sendfile(int out_fd, int in_fd, |
| off_t __user *offset, size_t count); |
| asmlinkage long sys_newstat(const char __user *filename, |
| struct stat __user *statbuf); |
| asmlinkage long sys_newlstat(const char __user *filename, |
| struct stat __user *statbuf); |
| asmlinkage long sys_fadvise64(int fd, loff_t offset, size_t len, int advice); |
| |
| /* __ARCH_WANT_SYSCALL_DEPRECATED */ |
| asmlinkage long sys_alarm(unsigned int seconds); |
| asmlinkage long sys_getpgrp(void); |
| asmlinkage long sys_pause(void); |
| asmlinkage long sys_time(__kernel_old_time_t __user *tloc); |
| asmlinkage long sys_time32(old_time32_t __user *tloc); |
| #ifdef __ARCH_WANT_SYS_UTIME |
| asmlinkage long sys_utime(char __user *filename, |
| struct utimbuf __user *times); |
| asmlinkage long sys_utimes(char __user *filename, |
| struct __kernel_old_timeval __user *utimes); |
| asmlinkage long sys_futimesat(int dfd, const char __user *filename, |
| struct __kernel_old_timeval __user *utimes); |
| #endif |
| asmlinkage long sys_futimesat_time32(unsigned int dfd, |
| const char __user *filename, |
| struct old_timeval32 __user *t); |
| asmlinkage long sys_utime32(const char __user *filename, |
| struct old_utimbuf32 __user *t); |
| asmlinkage long sys_utimes_time32(const char __user *filename, |
| struct old_timeval32 __user *t); |
| asmlinkage long sys_creat(const char __user *pathname, umode_t mode); |
| asmlinkage long sys_getdents(unsigned int fd, |
| struct linux_dirent __user *dirent, |
| unsigned int count); |
| asmlinkage long sys_select(int n, fd_set __user *inp, fd_set __user *outp, |
| fd_set __user *exp, struct __kernel_old_timeval __user *tvp); |
| asmlinkage long sys_poll(struct pollfd __user *ufds, unsigned int nfds, |
| int timeout); |
| asmlinkage long sys_epoll_wait(int epfd, struct epoll_event __user *events, |
| int maxevents, int timeout); |
| asmlinkage long sys_ustat(unsigned dev, struct ustat __user *ubuf); |
| asmlinkage long sys_vfork(void); |
| asmlinkage long sys_recv(int, void __user *, size_t, unsigned); |
| asmlinkage long sys_send(int, void __user *, size_t, unsigned); |
| asmlinkage long sys_oldumount(char __user *name); |
| asmlinkage long sys_uselib(const char __user *library); |
| asmlinkage long sys_sysfs(int option, |
| unsigned long arg1, unsigned long arg2); |
| asmlinkage long sys_fork(void); |
| |
| /* obsolete: kernel/time/time.c */ |
| asmlinkage long sys_stime(__kernel_old_time_t __user *tptr); |
| asmlinkage long sys_stime32(old_time32_t __user *tptr); |
| |
| /* obsolete: kernel/signal.c */ |
| asmlinkage long sys_sigpending(old_sigset_t __user *uset); |
| asmlinkage long sys_sigprocmask(int how, old_sigset_t __user *set, |
| old_sigset_t __user *oset); |
| #ifdef CONFIG_OLD_SIGSUSPEND |
| asmlinkage long sys_sigsuspend(old_sigset_t mask); |
| #endif |
| |
| #ifdef CONFIG_OLD_SIGSUSPEND3 |
| asmlinkage long sys_sigsuspend(int unused1, int unused2, old_sigset_t mask); |
| #endif |
| |
| #ifdef CONFIG_OLD_SIGACTION |
| asmlinkage long sys_sigaction(int, const struct old_sigaction __user *, |
| struct old_sigaction __user *); |
| #endif |
| asmlinkage long sys_sgetmask(void); |
| asmlinkage long sys_ssetmask(int newmask); |
| asmlinkage long sys_signal(int sig, __sighandler_t handler); |
| |
| /* obsolete: kernel/sched/core.c */ |
| asmlinkage long sys_nice(int increment); |
| |
| /* obsolete: kernel/kexec_file.c */ |
| asmlinkage long sys_kexec_file_load(int kernel_fd, int initrd_fd, |
| unsigned long cmdline_len, |
| const char __user *cmdline_ptr, |
| unsigned long flags); |
| |
| /* obsolete: kernel/exit.c */ |
| asmlinkage long sys_waitpid(pid_t pid, int __user *stat_addr, int options); |
| |
| /* obsolete: kernel/uid16.c */ |
| #ifdef CONFIG_HAVE_UID16 |
| asmlinkage long sys_chown16(const char __user *filename, |
| old_uid_t user, old_gid_t group); |
| asmlinkage long sys_lchown16(const char __user *filename, |
| old_uid_t user, old_gid_t group); |
| asmlinkage long sys_fchown16(unsigned int fd, old_uid_t user, old_gid_t group); |
| asmlinkage long sys_setregid16(old_gid_t rgid, old_gid_t egid); |
| asmlinkage long sys_setgid16(old_gid_t gid); |
| asmlinkage long sys_setreuid16(old_uid_t ruid, old_uid_t euid); |
| asmlinkage long sys_setuid16(old_uid_t uid); |
| asmlinkage long sys_setresuid16(old_uid_t ruid, old_uid_t euid, old_uid_t suid); |
| asmlinkage long sys_getresuid16(old_uid_t __user *ruid, |
| old_uid_t __user *euid, old_uid_t __user *suid); |
| asmlinkage long sys_setresgid16(old_gid_t rgid, old_gid_t egid, old_gid_t sgid); |
| asmlinkage long sys_getresgid16(old_gid_t __user *rgid, |
| old_gid_t __user *egid, old_gid_t __user *sgid); |
| asmlinkage long sys_setfsuid16(old_uid_t uid); |
| asmlinkage long sys_setfsgid16(old_gid_t gid); |
| asmlinkage long sys_getgroups16(int gidsetsize, old_gid_t __user *grouplist); |
| asmlinkage long sys_setgroups16(int gidsetsize, old_gid_t __user *grouplist); |
| asmlinkage long sys_getuid16(void); |
| asmlinkage long sys_geteuid16(void); |
| asmlinkage long sys_getgid16(void); |
| asmlinkage long sys_getegid16(void); |
| #endif |
| |
| /* obsolete: net/socket.c */ |
| asmlinkage long sys_socketcall(int call, unsigned long __user *args); |
| |
| /* obsolete: fs/stat.c */ |
| asmlinkage long sys_stat(const char __user *filename, |
| struct __old_kernel_stat __user *statbuf); |
| asmlinkage long sys_lstat(const char __user *filename, |
| struct __old_kernel_stat __user *statbuf); |
| asmlinkage long sys_fstat(unsigned int fd, |
| struct __old_kernel_stat __user *statbuf); |
| asmlinkage long sys_readlink(const char __user *path, |
| char __user *buf, int bufsiz); |
| |
| /* obsolete: fs/select.c */ |
| asmlinkage long sys_old_select(struct sel_arg_struct __user *arg); |
| |
| /* obsolete: fs/readdir.c */ |
| asmlinkage long sys_old_readdir(unsigned int, struct old_linux_dirent __user *, unsigned int); |
| |
| /* obsolete: kernel/sys.c */ |
| asmlinkage long sys_gethostname(char __user *name, int len); |
| asmlinkage long sys_uname(struct old_utsname __user *); |
| asmlinkage long sys_olduname(struct oldold_utsname __user *); |
| #ifdef __ARCH_WANT_SYS_OLD_GETRLIMIT |
| asmlinkage long sys_old_getrlimit(unsigned int resource, struct rlimit __user *rlim); |
| #endif |
| |
| /* obsolete: ipc */ |
| asmlinkage long sys_ipc(unsigned int call, int first, unsigned long second, |
| unsigned long third, void __user *ptr, long fifth); |
| |
| /* obsolete: mm/ */ |
| asmlinkage long sys_mmap_pgoff(unsigned long addr, unsigned long len, |
| unsigned long prot, unsigned long flags, |
| unsigned long fd, unsigned long pgoff); |
| asmlinkage long sys_old_mmap(struct mmap_arg_struct __user *arg); |
| |
| |
| /* |
| * Not a real system call, but a placeholder for syscalls which are |
| * not implemented -- see kernel/sys_ni.c |
| */ |
| asmlinkage long sys_ni_syscall(void); |
| |
| #endif /* CONFIG_ARCH_HAS_SYSCALL_WRAPPER */ |
| |
| |
| /* |
| * Kernel code should not call syscalls (i.e., sys_xyzyyz()) directly. |
| * Instead, use one of the functions which work equivalently, such as |
| * the ksys_xyzyyz() functions prototyped below. |
| */ |
| ssize_t ksys_write(unsigned int fd, const char __user *buf, size_t count); |
| int ksys_fchown(unsigned int fd, uid_t user, gid_t group); |
| ssize_t ksys_read(unsigned int fd, char __user *buf, size_t count); |
| void ksys_sync(void); |
| int ksys_unshare(unsigned long unshare_flags); |
| int ksys_setsid(void); |
| int ksys_sync_file_range(int fd, loff_t offset, loff_t nbytes, |
| unsigned int flags); |
| ssize_t ksys_pread64(unsigned int fd, char __user *buf, size_t count, |
| loff_t pos); |
| ssize_t ksys_pwrite64(unsigned int fd, const char __user *buf, |
| size_t count, loff_t pos); |
| int ksys_fallocate(int fd, int mode, loff_t offset, loff_t len); |
| #ifdef CONFIG_ADVISE_SYSCALLS |
| int ksys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice); |
| #else |
| static inline int ksys_fadvise64_64(int fd, loff_t offset, loff_t len, |
| int advice) |
| { |
| return -EINVAL; |
| } |
| #endif |
| unsigned long ksys_mmap_pgoff(unsigned long addr, unsigned long len, |
| unsigned long prot, unsigned long flags, |
| unsigned long fd, unsigned long pgoff); |
| ssize_t ksys_readahead(int fd, loff_t offset, size_t count); |
| int ksys_ipc(unsigned int call, int first, unsigned long second, |
| unsigned long third, void __user * ptr, long fifth); |
| int compat_ksys_ipc(u32 call, int first, int second, |
| u32 third, u32 ptr, u32 fifth); |
| |
| /* |
| * The following kernel syscall equivalents are just wrappers to fs-internal |
| * functions. Therefore, provide stubs to be inlined at the callsites. |
| */ |
| extern int do_fchownat(int dfd, const char __user *filename, uid_t user, |
| gid_t group, int flag); |
| |
| static inline long ksys_chown(const char __user *filename, uid_t user, |
| gid_t group) |
| { |
| return do_fchownat(AT_FDCWD, filename, user, group, 0); |
| } |
| |
| static inline long ksys_lchown(const char __user *filename, uid_t user, |
| gid_t group) |
| { |
| return do_fchownat(AT_FDCWD, filename, user, group, |
| AT_SYMLINK_NOFOLLOW); |
| } |
| |
| extern long do_sys_ftruncate(unsigned int fd, loff_t length, int small); |
| |
| static inline long ksys_ftruncate(unsigned int fd, loff_t length) |
| { |
| return do_sys_ftruncate(fd, length, 1); |
| } |
| |
| extern long do_sys_truncate(const char __user *pathname, loff_t length); |
| |
| static inline long ksys_truncate(const char __user *pathname, loff_t length) |
| { |
| return do_sys_truncate(pathname, length); |
| } |
| |
| static inline unsigned int ksys_personality(unsigned int personality) |
| { |
| unsigned int old = current->personality; |
| |
| if (personality != 0xffffffff) |
| set_personality(personality); |
| |
| return old; |
| } |
| |
| /* for __ARCH_WANT_SYS_IPC */ |
| long ksys_semtimedop(int semid, struct sembuf __user *tsops, |
| unsigned int nsops, |
| const struct __kernel_timespec __user *timeout); |
| long ksys_semget(key_t key, int nsems, int semflg); |
| long ksys_old_semctl(int semid, int semnum, int cmd, unsigned long arg); |
| long ksys_msgget(key_t key, int msgflg); |
| long ksys_old_msgctl(int msqid, int cmd, struct msqid_ds __user *buf); |
| long ksys_msgrcv(int msqid, struct msgbuf __user *msgp, size_t msgsz, |
| long msgtyp, int msgflg); |
| long ksys_msgsnd(int msqid, struct msgbuf __user *msgp, size_t msgsz, |
| int msgflg); |
| long ksys_shmget(key_t key, size_t size, int shmflg); |
| long ksys_shmdt(char __user *shmaddr); |
| long ksys_old_shmctl(int shmid, int cmd, struct shmid_ds __user *buf); |
| long compat_ksys_semtimedop(int semid, struct sembuf __user *tsems, |
| unsigned int nsops, |
| const struct old_timespec32 __user *timeout); |
| long __do_semtimedop(int semid, struct sembuf *tsems, unsigned int nsops, |
| const struct timespec64 *timeout, |
| struct ipc_namespace *ns); |
| |
| int __sys_getsockopt(int fd, int level, int optname, char __user *optval, |
| int __user *optlen); |
| int __sys_setsockopt(int fd, int level, int optname, char __user *optval, |
| int optlen); |
| #endif |