arm64: capabilities: Batch cpu_enable callbacks

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We use a stop_machine call for each available capability to
enable it on all the CPUs available at boot time. Instead
we could batch the cpu_enable callbacks to a single stop_machine()
call to save us some time.

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>

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Suzuki K Poulose 2018-11-30 17:18:06 +00:00 • committed by Will Deacon

parent 606f8e7b27

commit 0b587c84e4

2 changed files with 47 additions and 26 deletions

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3

arch/arm64/include/asm/cpufeature.h

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72

arch/arm64/kernel/cpufeature.c

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