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Date: Sat, 5 Mar 2022 08:36:33 +0900 From: Byungchul Park <byungchul.park@....com> To: Sergei Shtylyov <sergei.shtylyov@...il.com> Cc: torvalds@...ux-foundation.org, damien.lemoal@...nsource.wdc.com, linux-ide@...r.kernel.org, adilger.kernel@...ger.ca, linux-ext4@...r.kernel.org, mingo@...hat.com, linux-kernel@...r.kernel.org, peterz@...radead.org, will@...nel.org, tglx@...utronix.de, rostedt@...dmis.org, joel@...lfernandes.org, sashal@...nel.org, daniel.vetter@...ll.ch, chris@...is-wilson.co.uk, duyuyang@...il.com, johannes.berg@...el.com, tj@...nel.org, tytso@....edu, willy@...radead.org, david@...morbit.com, amir73il@...il.com, bfields@...ldses.org, gregkh@...uxfoundation.org, kernel-team@....com, linux-mm@...ck.org, akpm@...ux-foundation.org, mhocko@...nel.org, minchan@...nel.org, hannes@...xchg.org, vdavydov.dev@...il.com, sj@...nel.org, jglisse@...hat.com, dennis@...nel.org, cl@...ux.com, penberg@...nel.org, rientjes@...gle.com, vbabka@...e.cz, ngupta@...are.org, linux-block@...r.kernel.org, paolo.valente@...aro.org, josef@...icpanda.com, linux-fsdevel@...r.kernel.org, viro@...iv.linux.org.uk, jack@...e.cz, jack@...e.com, jlayton@...nel.org, dan.j.williams@...el.com, hch@...radead.org, djwong@...nel.org, dri-devel@...ts.freedesktop.org, airlied@...ux.ie, rodrigosiqueiramelo@...il.com, melissa.srw@...il.com, hamohammed.sa@...il.com Subject: Re: [PATCH v4 16/24] locking/lockdep, cpu/hotplus: Use a weaker annotation in AP thread On Fri, Mar 04, 2022 at 10:28:57PM +0300, Sergei Shtylyov wrote: > On 3/4/22 10:06 AM, Byungchul Park wrote: > > > cb92173d1f0 (locking/lockdep, cpu/hotplug: Annotate AP thread) was > > You need to enclose the commit summary in (""), not just (). :-) Thank you! I will! > > introduced to make lockdep_assert_cpus_held() work in AP thread. > > > > However, the annotation is too strong for that purpose. We don't have to > > use more than try lock annotation for that. > > > > Furthermore, now that Dept was introduced, false positive alarms was > > reported by that. Replaced it with try lock annotation. > > > > Signed-off-by: Byungchul Park <byungchul.park@....com> > [...] > > MBR, Sergey
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