diff options
| author | Will Deacon <will@kernel.org> | 2021-03-18 17:07:38 +0000 |
|---|---|---|
| committer | Catalin Marinas <catalin.marinas@arm.com> | 2021-03-24 16:48:41 +0000 |
| commit | 6e554abd07002405fd9175284a10729e2f54be43 (patch) | |
| tree | 4392154bd6953ef5bf06e2fcc93b55acb5d09b0d /arch/arm64/include/asm/pgtable-prot.h | |
| parent | 77ec462536a13d4b428a1eead725c4818a49f0b1 (diff) | |
arm64: compat: Poison the compat sigpage
Commit 9c698bff66ab ("ARM: ensure the signal page contains defined contents")
poisoned the unused portions of the signal page for 32-bit Arm.
Implement the same poisoning for the compat signal page on arm64 rather
than using __GFP_ZERO.
Signed-off-by: Will Deacon <will@kernel.org>
Reviewed-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
Link: https://lore.kernel.org/r/20210318170738.7756-6-will@kernel.org
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch/arm64/include/asm/pgtable-prot.h')
0 files changed, 0 insertions, 0 deletions