diff options
| author | Joey Gouly <joey.gouly@arm.com> | 2024-09-10 11:50:04 +0100 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2024-09-10 18:19:59 +0100 |
| commit | 10166c23f41367b6aaebd403af86caab22466c22 (patch) | |
| tree | e8a640d75a4eecd8abb96d8af9353fe84281d2a4 | |
| parent | 6a428d63717add52bba4175a7fde54d1f9d166e0 (diff) | |
arm64: pkeys: remove redundant WARN
FEAT_PAN3 is present if FEAT_S1POE is, this WARN() was to represent that.
However execute_only_pkey() is always called by mmap(), even on a CPU without
POE support.
Rather than making the WARN() conditional, just delete it.
Reported-by: Naresh Kamboju <naresh.kamboju@linaro.org>
Link: https://lore.kernel.org/linux-arm-kernel/CA+G9fYvarKEPN3u1Ogw2pcw4h6r3OMzg+5qJpYkAXRunAEF_0Q@mail.gmail.com/
Signed-off-by: Joey Gouly <joey.gouly@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/20240910105004.706981-1-joey.gouly@arm.com
Signed-off-by: Will Deacon <will@kernel.org>
| -rw-r--r-- | arch/arm64/include/asm/pkeys.h | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/arm64/include/asm/pkeys.h b/arch/arm64/include/asm/pkeys.h index 19eb1b12b7fc..0ca5f83ce148 100644 --- a/arch/arm64/include/asm/pkeys.h +++ b/arch/arm64/include/asm/pkeys.h @@ -37,8 +37,6 @@ static inline int arch_override_mprotect_pkey(struct vm_area_struct *vma, static inline int execute_only_pkey(struct mm_struct *mm) { // Execute-only mappings are handled by EPAN/FEAT_PAN3. - WARN_ON_ONCE(!cpus_have_final_cap(ARM64_HAS_EPAN)); - return -1; } |