arm64: atomics: move ll/sc atomics into separate header file

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In preparation for the Large System Extension (LSE) atomic instructions
introduced by ARM v8.1, move the current exclusive load/store (LL/SC)
atomics into their own header file.

Reviewed-by: Steve Capper <steve.capper@arm.com>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>

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This commit is contained in:

Will Deacon 2015-02-03 11:26:53 +00:00

parent 144e9697a9

commit c275f76bb4

2 changed files with 221 additions and 174 deletions

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180

arch/arm64/include/asm/atomic.h

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215

arch/arm64/include/asm/atomic_ll_sc.h

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