| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * Copyright (c) 2011 Red Hat, Inc. All Rights Reserved. |
| */ |
| |
| #include "xfs.h" |
| #include "xfs_fs.h" |
| #include "xfs_error.h" |
| #include "xfs_shared.h" |
| #include "xfs_format.h" |
| #include "xfs_trans_resv.h" |
| #include "xfs_mount.h" |
| |
| /* |
| * XFS logging functions |
| */ |
| static void |
| __xfs_printk( |
| const char *level, |
| const struct xfs_mount *mp, |
| struct va_format *vaf) |
| { |
| if (mp && mp->m_super) { |
| printk("%sXFS (%s): %pV\n", level, mp->m_super->s_id, vaf); |
| return; |
| } |
| printk("%sXFS: %pV\n", level, vaf); |
| } |
| |
| #define define_xfs_printk_level(func, kern_level) \ |
| void func(const struct xfs_mount *mp, const char *fmt, ...) \ |
| { \ |
| struct va_format vaf; \ |
| va_list args; \ |
| int level; \ |
| \ |
| va_start(args, fmt); \ |
| \ |
| vaf.fmt = fmt; \ |
| vaf.va = &args; \ |
| \ |
| __xfs_printk(kern_level, mp, &vaf); \ |
| va_end(args); \ |
| \ |
| if (!kstrtoint(kern_level, 0, &level) && \ |
| level <= LOGLEVEL_ERR && \ |
| xfs_error_level >= XFS_ERRLEVEL_HIGH) \ |
| xfs_stack_trace(); \ |
| } \ |
| |
| define_xfs_printk_level(xfs_emerg, KERN_EMERG); |
| define_xfs_printk_level(xfs_alert, KERN_ALERT); |
| define_xfs_printk_level(xfs_crit, KERN_CRIT); |
| define_xfs_printk_level(xfs_err, KERN_ERR); |
| define_xfs_printk_level(xfs_warn, KERN_WARNING); |
| define_xfs_printk_level(xfs_notice, KERN_NOTICE); |
| define_xfs_printk_level(xfs_info, KERN_INFO); |
| #ifdef DEBUG |
| define_xfs_printk_level(xfs_debug, KERN_DEBUG); |
| #endif |
| |
| void |
| xfs_alert_tag( |
| const struct xfs_mount *mp, |
| int panic_tag, |
| const char *fmt, ...) |
| { |
| struct va_format vaf; |
| va_list args; |
| int do_panic = 0; |
| |
| if (xfs_panic_mask && (xfs_panic_mask & panic_tag)) { |
| xfs_alert(mp, "Transforming an alert into a BUG."); |
| do_panic = 1; |
| } |
| |
| va_start(args, fmt); |
| |
| vaf.fmt = fmt; |
| vaf.va = &args; |
| |
| __xfs_printk(KERN_ALERT, mp, &vaf); |
| va_end(args); |
| |
| BUG_ON(do_panic); |
| } |
| |
| void |
| asswarn( |
| struct xfs_mount *mp, |
| char *expr, |
| char *file, |
| int line) |
| { |
| xfs_warn(mp, "Assertion failed: %s, file: %s, line: %d", |
| expr, file, line); |
| WARN_ON(1); |
| } |
| |
| void |
| assfail( |
| struct xfs_mount *mp, |
| char *expr, |
| char *file, |
| int line) |
| { |
| xfs_emerg(mp, "Assertion failed: %s, file: %s, line: %d", |
| expr, file, line); |
| if (xfs_globals.bug_on_assert) |
| BUG(); |
| else |
| WARN_ON(1); |
| } |
| |
| void |
| xfs_hex_dump(const void *p, int length) |
| { |
| print_hex_dump(KERN_ALERT, "", DUMP_PREFIX_OFFSET, 16, 1, p, length, 1); |
| } |