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arm64: capabilities: Optimize this_cpu_has_cap
authorSuzuki K Poulose <suzuki.poulose@arm.com>
Fri, 30 Nov 2018 17:18:04 +0000 (17:18 +0000)
committerWill Deacon <will.deacon@arm.com>
Thu, 6 Dec 2018 15:12:25 +0000 (15:12 +0000)
commit774732a89b76a980aa2eba103164130147cbc7f0
treeecf7354be09bed5586c633200adfb3e356db2e17tree | snapshot
parent62c0f3f59bdeae1a31a4326ce8e0497188090273commit | diff
arm64: capabilities: Optimize this_cpu_has_cap

Make use of the sorted capability list to access the capability
entry in this_cpu_has_cap() to avoid iterating over the two
tables.

Reviewed-by: Vladimir Murzin <vladimir.murzin@arm.com>
Tested-by: Vladimir Murzin <vladimir.murzin@arm.com>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
arch/arm64/kernel/cpufeature.c diff | blob | history
Linux Kernel Source Tree.