Re: [PATCH v5 0/2] cpuhp: fix some st->target issues
From: Phil Auld
Date: Thu Dec 01 2022 - 07:27:15 EST
On Thu, Nov 17, 2022 at 11:23:27AM -0500 Phil Auld wrote:
> Fix a few cpuhp related issues.
>
> The first prevents target_store() from calling cpu_down() when
> target == state which prevents the cpu being incorrectly marked
> as dying. The second just makes the boot cpu have a valid cpuhp
> target rather than 0 (CPU_OFFLINE) while being in state
> CPU_ONLINE.
>
> v3: Added code to make sure st->target == target in the nop case.
>
> v4: Use WARN_ON in the case where state == target but st->target does
> not.
>
> v5: Fixed lowercase on first patch title and cleaned up cover letter.
> Rebased on v6.1-rc5.
>
> Phil Auld (2):
> cpuhp: Make target_store() a nop when target == state
> cpuhp: Set cpuhp target for boot cpu
>
> cpu.c | 5 ++++-
> 1 file changed, 4 insertions(+), 1 deletion(-)
>
Thanks for picking these up, Thomas!
Cheers,
Phil
> --
> 2.31.1
>
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