s390/preempt: Use arch_try_cmpxchg() instead of __atomic_cmpxchg()

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Use arch_try_cmpxchg() instead of __atomic_cmpxchg() in
preempt_count_set() to generate similar or better code,
depending in compiler features.

Reviewed-by: Juergen Christ <jchrist@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>

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Heiko Carstens 2024-11-06 11:03:14 +01:00

parent 5ba865ad57

commit 75a98ed6fa

1 changed files with 4 additions and 5 deletions

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arch/s390/include/asm/preempt.h

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