Thread (29 messages) 29 messages, 3 authors, 2026-02-09

Re: [PATCH 01/11] smp: Disable preemption explicitly in __csd_lock_wait

From: Muchun Song <muchun.song@linux.dev>
Date: 2026-02-05 06:06:20

On Feb 3, 2026, at 19:23, Chuyi Zhou [off-list ref] 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 <redacted>
Acked-by: Muchun Song <muchun.song@linux.dev>

Thanks.
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