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Date: Fri, 28 Oct 2022 12:22:36 -0400 From: Daniel Jordan <daniel.m.jordan@...cle.com> To: Nicolai Stange <nstange@...e.de> Cc: Steffen Klassert <steffen.klassert@...unet.com>, Herbert Xu <herbert@...dor.apana.org.au>, Martin Doucha <mdoucha@...e.cz>, linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH 2/5] padata: make padata_free_shell() to respect pd's ->refcnt On Fri, Oct 28, 2022 at 10:35:49AM -0400, Daniel Jordan wrote: > On Wed, Oct 19, 2022 at 10:37:05AM +0200, Nicolai Stange wrote: > > Fixes: 07928d9bfc81 ("padata: Remove broken queue flushing") > > It looks like this issue goes back to the first padata commit. For > instance, pd->refcnt goes to zero after the last _priv is serialized, > padata_free is called in another task, and a particularly sluggish > padata_reorder call touches pd after. > > So wouldn't it be > > Fixes: 16295bec6398 ("padata: Generic parallelization/serialization interface") > > ? I guess not, by my own logic from 2/5. I think it might be Fixes: d46a5ac7a7e2 ("padata: Use a timer to handle remaining objects in the reorder queues")
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