Re: [PATCH 01/11] smp: Disable preemption explicitly in __csd_lock_wait
From: Muchun Song
Date: Thu Feb 05 2026 - 01:06:30 EST
> On Feb 3, 2026, at 19:23, Chuyi Zhou <zhouchuyi@xxxxxxxxxxxxx> wrote:
>
> The latter patches will enable preemption before csd_lock_wait(), which
> could break csdlock_debug. Because the slice of other tasks on the CPU may
> be accounted between ktime_get_mono_fast_ns() calls. Disable preemption
> explicitly in __csd_lock_wait(). This is a preparation for the next
> patches.
>
> Signed-off-by: Chuyi Zhou <zhouchuyi@xxxxxxxxxxxxx>
Acked-by: Muchun Song <muchun.song@xxxxxxxxx>
Thanks.