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Date: Tue, 4 Jan 2022 10:20:51 -0800 From: Shakeel Butt <shakeelb@...gle.com> To: cgel.zte@...il.com Cc: Manfred Spraul <manfred@...orfullife.com>, stable <stable@...r.kernel.org>, Andrew Morton <akpm@...ux-foundation.org>, Arnd Bergmann <arnd@...db.de>, chi.minghao@....com.cn, Davidlohr Bueso <dbueso@...e.de>, LKML <linux-kernel@...r.kernel.org>, Randy Dunlap <rdunlap@...radead.org>, unixbhaskar@...il.com, Vasily Averin <vvs@...tuozzo.com>, zealci@....com.cn Subject: Re: [PATCH v2] ipc/sem: do not sleep with a spin lock held On Wed, Dec 22, 2021 at 7:12 PM <cgel.zte@...il.com> wrote: > > From: Minghao Chi <chi.minghao@....com.cn> > > We can't call kvfree() with a spin lock held, so defer it. > Fixes: fc37a3b8b438 ("[PATCH] ipc sem: use kvmalloc for sem_undo > allocation") > > Reported-by: Zeal Robot <zealci@....com.cn> > Signed-off-by: Minghao Chi <chi.minghao@....com.cn> Reviewed-by: Shakeel Butt <shakeelb@...gle.com>
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