diff options
| author | Shaokun Zhang <zhangshaokun@hisilicon.com> | 2021-07-16 13:58:09 +0800 |
|---|---|---|
| committer | Catalin Marinas <catalin.marinas@arm.com> | 2021-07-30 16:21:47 +0100 |
| commit | ff85f10ba8e4d3b4c6f8f5c9f6b47f3e80a067f1 (patch) | |
| tree | 74927bf78862ed40d97e5c8c37981c5c3739a1ca | |
| parent | 79d82cbcbb3d2a56c009ad6a6df92c5dee061dad (diff) | |
arm64: cpufeature: Use defined macro instead of magic numbers
Use defined macro to simplify the code and make it more readable.
Cc: Marc Zyngier <maz@kernel.org>
Signed-off-by: Shaokun Zhang <zhangshaokun@hisilicon.com>
Link: https://lore.kernel.org/r/1626415089-57584-1-git-send-email-zhangshaokun@hisilicon.com
Acked-by: Will Deacon <will@kernel.org>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
| -rw-r--r-- | arch/arm64/kernel/cpufeature.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c index 0ead8bfedf20..2e4ec12667b3 100644 --- a/arch/arm64/kernel/cpufeature.c +++ b/arch/arm64/kernel/cpufeature.c @@ -1734,7 +1734,7 @@ static void cpu_has_fwb(const struct arm64_cpu_capabilities *__unused) u64 val = read_sysreg_s(SYS_CLIDR_EL1); /* Check that CLIDR_EL1.LOU{U,IS} are both 0 */ - WARN_ON(val & (7 << 27 | 7 << 21)); + WARN_ON(CLIDR_LOUU(val) || CLIDR_LOUIS(val)); } #ifdef CONFIG_ARM64_PAN |