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 xnoZDcWo 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 2025-02-20 at 00:30:48 +0100, Andrey Konovalov wrote: >On Tue, Feb 18, 2025 at 9:20 AM Maciej Wieczor-Retman > wrote: >> >> Adjust x86 minimal SLAB alignment to match KASAN granularity size. In >> tag-based mode the size changes to 16 bytes so the value needs to be 4. > >This 4 should be 16. Thanks! > >> >> Signed-off-by: Maciej Wieczor-Retman >> --- >> arch/x86/include/asm/kasan.h | 2 ++ >> 1 file changed, 2 insertions(+) >> >> diff --git a/arch/x86/include/asm/kasan.h b/arch/x86/include/asm/kasan.h >> index 8829337a75fa..a75f0748a4b6 100644 >> --- a/arch/x86/include/asm/kasan.h >> +++ b/arch/x86/include/asm/kasan.h >> @@ -36,6 +36,8 @@ >> >> #ifdef CONFIG_KASAN_SW_TAGS >> >> +#define ARCH_SLAB_MINALIGN (1ULL << KASAN_SHADOW_SCALE_SHIFT) > >I believe ARCH_SLAB_MINALIGN needs to be defined in >include/asm/cache.h: at least other architectures have it there. Okay, I'll correct it. > > >> + >> #define __tag_shifted(tag) FIELD_PREP(GENMASK_ULL(60, 57), tag) >> #define __tag_reset(addr) (sign_extend64((u64)(addr), 56)) >> #define __tag_get(addr) ((u8)FIELD_GET(GENMASK_ULL(60, 57), (u64)addr)) >> -- >> 2.47.1 >> -- Kind regards Maciej Wieczór-Retman