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| author | Charlie Jenkins <charlie@rivosinc.com> | 2024-03-08 10:25:55 -0800 |
|---|---|---|
| committer | Palmer Dabbelt <palmer@rivosinc.com> | 2024-03-13 07:30:28 -0700 |
| commit | 5a83e7313ee115d955d4b7834d33ff4d5a46ab37 (patch) | |
| tree | 9c03304f2fb6971f87ff1ca294855e2b30a9ce79 /arch/riscv/kernel | |
| parent | 6613476e225e090cc9aad49be7fa504e290dd33d (diff) | |
| download | linux-5a83e7313ee115d955d4b7834d33ff4d5a46ab37.tar.gz linux-5a83e7313ee115d955d4b7834d33ff4d5a46ab37.tar.bz2 linux-5a83e7313ee115d955d4b7834d33ff4d5a46ab37.zip | |
riscv: lib: Introduce has_fast_unaligned_access()
Create has_fast_unaligned_access to avoid needing to explicitly check
the fast_misaligned_access_speed_key static key.
Signed-off-by: Charlie Jenkins <charlie@rivosinc.com>
Reviewed-by: Evan Green <evan@rivosinc.com>
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
Tested-by: Samuel Holland <samuel.holland@sifive.com>
Link: https://lore.kernel.org/r/20240308-disable_misaligned_probe_config-v9-1-a388770ba0ce@rivosinc.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
Diffstat (limited to 'arch/riscv/kernel')
| -rw-r--r-- | arch/riscv/kernel/cpufeature.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/riscv/kernel/cpufeature.c b/arch/riscv/kernel/cpufeature.c index 89920f84d0a3..7878cddccc0d 100644 --- a/arch/riscv/kernel/cpufeature.c +++ b/arch/riscv/kernel/cpufeature.c @@ -810,14 +810,14 @@ static void check_unaligned_access_nonboot_cpu(void *param) check_unaligned_access(pages[cpu]); } -DEFINE_STATIC_KEY_FALSE(fast_misaligned_access_speed_key); +DEFINE_STATIC_KEY_FALSE(fast_unaligned_access_speed_key); static void modify_unaligned_access_branches(cpumask_t *mask, int weight) { if (cpumask_weight(mask) == weight) - static_branch_enable_cpuslocked(&fast_misaligned_access_speed_key); + static_branch_enable_cpuslocked(&fast_unaligned_access_speed_key); else - static_branch_disable_cpuslocked(&fast_misaligned_access_speed_key); + static_branch_disable_cpuslocked(&fast_unaligned_access_speed_key); } static void set_unaligned_access_static_branches_except_cpu(int cpu) |