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| author | Thomas Hellström <thomas.hellstrom@linux.intel.com> | 2025-10-14 12:31:49 +0300 |
|---|---|---|
| committer | Thomas Hellström <thomas.hellstrom@linux.intel.com> | 2025-10-14 12:31:49 +0300 |
| commit | 82ee50252dc891e3f3b32d923bb4f656d300b772 (patch) | |
| tree | e11def3168fbcd98f8510ba1c474f285dbb7383e /include/linux/objtool.h | |
| parent | dd83b101a4a65c212bacc52dea3b0b7131a2e88a (diff) | |
| parent | 3a8660878839faadb4f1a6dd72c3179c1df56787 (diff) | |
| download | linux-82ee50252dc891e3f3b32d923bb4f656d300b772.tar.xz | |
Merge drm/drm-next into drm-xe-next
Backmerging to bring in 6.18-rc1.
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Diffstat (limited to 'include/linux/objtool.h')
| -rw-r--r-- | include/linux/objtool.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/objtool.h b/include/linux/objtool.h index 366ad004d794..46ebaa46e6c5 100644 --- a/include/linux/objtool.h +++ b/include/linux/objtool.h @@ -184,6 +184,15 @@ * WARN using UD2. */ #define ANNOTATE_REACHABLE(label) __ASM_ANNOTATE(label, ANNOTYPE_REACHABLE) +/* + * This should not be used; it annotates away CFI violations. There are a few + * valid use cases like kexec handover to the next kernel image, and there is + * no security concern there. + * + * There are also a few real issues annotated away, like EFI because we can't + * control the EFI code. + */ +#define ANNOTATE_NOCFI_SYM(sym) asm(__ASM_ANNOTATE(sym, ANNOTYPE_NOCFI)) #else #define ANNOTATE_NOENDBR ANNOTATE type=ANNOTYPE_NOENDBR @@ -194,6 +203,7 @@ #define ANNOTATE_INTRA_FUNCTION_CALL ANNOTATE type=ANNOTYPE_INTRA_FUNCTION_CALL #define ANNOTATE_UNRET_BEGIN ANNOTATE type=ANNOTYPE_UNRET_BEGIN #define ANNOTATE_REACHABLE ANNOTATE type=ANNOTYPE_REACHABLE +#define ANNOTATE_NOCFI_SYM ANNOTATE type=ANNOTYPE_NOCFI #endif #if defined(CONFIG_NOINSTR_VALIDATION) && \ |