| /* SPDX-License-Identifier: GPL-2.0 */ | |
| #ifndef _ASM_X86_TRAP_PF_H | |
| #define _ASM_X86_TRAP_PF_H | |
| /* | |
| * Page fault error code bits: | |
| * | |
| * bit 0 == 0: no page found 1: protection fault | |
| * bit 1 == 0: read access 1: write access | |
| * bit 2 == 0: kernel-mode access 1: user-mode access | |
| * bit 3 == 1: use of reserved bit detected | |
| * bit 4 == 1: fault was an instruction fetch | |
| * bit 5 == 1: protection keys block access | |
| */ | |
| enum x86_pf_error_code { | |
| X86_PF_PROT = 1 << 0, | |
| X86_PF_WRITE = 1 << 1, | |
| X86_PF_USER = 1 << 2, | |
| X86_PF_RSVD = 1 << 3, | |
| X86_PF_INSTR = 1 << 4, | |
| X86_PF_PK = 1 << 5, | |
| }; | |
| #endif /* _ASM_X86_TRAP_PF_H */ |