Re: [PATCH RESEND 1/2] x86/locking: Use ALT_OUTPUT_SP() for percpu_{,try_}cmpxchg{64,128}_op()

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On 2/13/25 13:17, Uros Bizjak wrote:
>> Basically, you've told me what the patch does, but not why anyone should
>> care or why it should be applied.
> This is actually explained at length in the comment for
> ASM_CALL_CONSTRAINT, which ALT_OUTPUT_SP macro uses.

Great info, thanks! Could you give the patch another shot and include
this in the changelog, please? Better yet, you could paraphrase the
comment so that we don't have to go searching for it.




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