arm64: futex: Refactor futex atomic operation

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Refactor the futex atomic operations using ll/sc instructions in
preparation for FEAT_LSUI support. In addition, use named operands for
the inline asm.

No functional change.

Signed-off-by: Yeoreum Yun <yeoreum.yun@arm.com>
[catalin.marinas@arm.com: remove unnecessary stringify.h include]
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>

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Yeoreum Yun 2026-03-14 17:51:29 +00:00 • committed by Catalin Marinas

parent 42550d7d8a

commit eaa3babcce

1 changed files with 97 additions and 58 deletions

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155

arch/arm64/include/asm/futex.h

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