diff options
| author | Kristina Martsenko <kristina.martsenko@arm.com> | 2023-05-09 17:22:33 +0300 |
|---|---|---|
| committer | Catalin Marinas <catalin.marinas@arm.com> | 2023-06-05 19:05:41 +0300 |
| commit | b7564127ffcb1a26854d7515a0918d775e663639 (patch) | |
| tree | 2cc3886f5ac48f7720e78deba727f806823b2b62 /arch/arm64/kernel/cpuinfo.c | |
| parent | 8cd076a67dc8eac5d613b3258f656efa7a54412e (diff) | |
| download | linux-b7564127ffcb1a26854d7515a0918d775e663639.tar.xz | |
arm64: mops: detect and enable FEAT_MOPS
The Arm v8.8/9.3 FEAT_MOPS feature provides new instructions that
perform a memory copy or set. Wire up the cpufeature code to detect the
presence of FEAT_MOPS and enable it.
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Kristina Martsenko <kristina.martsenko@arm.com>
Link: https://lore.kernel.org/r/20230509142235.3284028-10-kristina.martsenko@arm.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch/arm64/kernel/cpuinfo.c')
| -rw-r--r-- | arch/arm64/kernel/cpuinfo.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm64/kernel/cpuinfo.c b/arch/arm64/kernel/cpuinfo.c index eb4378c23b3c..076a124255d0 100644 --- a/arch/arm64/kernel/cpuinfo.c +++ b/arch/arm64/kernel/cpuinfo.c @@ -125,6 +125,7 @@ static const char *const hwcap_str[] = { [KERNEL_HWCAP_SME_BI32I32] = "smebi32i32", [KERNEL_HWCAP_SME_B16B16] = "smeb16b16", [KERNEL_HWCAP_SME_F16F16] = "smef16f16", + [KERNEL_HWCAP_MOPS] = "mops", }; #ifdef CONFIG_COMPAT |