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| author | Will Deacon <will.deacon@arm.com> | 2015-07-27 16:23:58 +0100 |
|---|---|---|
| committer | Will Deacon <will.deacon@arm.com> | 2015-07-27 16:37:14 +0100 |
| commit | 2e94da13790336eb3fd00fb5e97610dd9aebe213 (patch) | |
| tree | 706fba639eb0e16c57b7da85c06afc59c71d2bac /arch/arm64/kernel/setup.c | |
| parent | 0e4a07092fc833dc3d972a3394398aef68217c13 (diff) | |
| download | linux-stable-2e94da13790336eb3fd00fb5e97610dd9aebe213.tar.gz linux-stable-2e94da13790336eb3fd00fb5e97610dd9aebe213.tar.bz2 linux-stable-2e94da13790336eb3fd00fb5e97610dd9aebe213.zip | |
arm64: lse: use generic cpufeature detection for LSE atomics
Rework the cpufeature detection to support ISAR0 and use that for
detecting the presence of LSE atomics.
Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'arch/arm64/kernel/setup.c')
| -rw-r--r-- | arch/arm64/kernel/setup.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c index 82ae8429baf2..b2f9895ecf7b 100644 --- a/arch/arm64/kernel/setup.c +++ b/arch/arm64/kernel/setup.c @@ -284,10 +284,6 @@ static void __init setup_processor(void) default: case 2: elf_hwcap |= HWCAP_ATOMICS; - cpus_set_cap(ARM64_HAS_LSE_ATOMICS); - if (IS_ENABLED(CONFIG_AS_LSE) && - IS_ENABLED(CONFIG_ARM64_LSE_ATOMICS)) - pr_info("LSE atomics supported\n"); case 1: /* RESERVED */ case 0: |