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| author | Joey Gouly <joey.gouly@arm.com> | 2023-09-19 19:27:56 +0300 |
|---|---|---|
| committer | Catalin Marinas <catalin.marinas@arm.com> | 2023-10-13 21:11:35 +0300 |
| commit | 338a835f40a849cd89b993e342bd9fbd5684825c (patch) | |
| tree | 6766e1508a0c5e4dcdf4c779c2a8d3a383f309a7 /arch/arm64/include/uapi/asm | |
| parent | 3accaef1f61e0c5531ae9e92ff0d66981cdf1516 (diff) | |
| download | linux-338a835f40a849cd89b993e342bd9fbd5684825c.tar.xz | |
arm64: add FEAT_LRCPC3 HWCAP
FEAT_LRCPC3 adds more instructions to support the Release Consistency model.
Add a HWCAP so that userspace can make decisions about instructions it can use.
Signed-off-by: Joey Gouly <joey.gouly@arm.com>
Cc: Will Deacon <will@kernel.org>
Link: https://lore.kernel.org/r/20230919162757.2707023-2-joey.gouly@arm.com
[catalin.marinas@arm.com: change the HWCAP number]
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch/arm64/include/uapi/asm')
| -rw-r--r-- | arch/arm64/include/uapi/asm/hwcap.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm64/include/uapi/asm/hwcap.h b/arch/arm64/include/uapi/asm/hwcap.h index 6faf549077c5..0f37944e98b6 100644 --- a/arch/arm64/include/uapi/asm/hwcap.h +++ b/arch/arm64/include/uapi/asm/hwcap.h @@ -105,5 +105,6 @@ #define HWCAP2_MOPS (1UL << 43) #define HWCAP2_HBC (1UL << 44) #define HWCAP2_SVE_B16B16 (1UL << 45) +#define HWCAP2_LRCPC3 (1UL << 46) #endif /* _UAPI__ASM_HWCAP_H */ |