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Message-ID: <ZOkkT5Ai7wyMGcWC@dread.disaster.area> Date: Sat, 26 Aug 2023 07:59:43 +1000 From: Dave Chinner <david@...morbit.com> To: Hao Xu <hao.xu@...ux.dev> Cc: io-uring@...r.kernel.org, Jens Axboe <axboe@...nel.dk>, Dominique Martinet <asmadeus@...ewreck.org>, Pavel Begunkov <asml.silence@...il.com>, Christian Brauner <brauner@...nel.org>, Alexander Viro <viro@...iv.linux.org.uk>, Stefan Roesch <shr@...com>, Clay Harris <bugs@...ycon.org>, "Darrick J . Wong" <djwong@...nel.org>, linux-fsdevel@...r.kernel.org, linux-xfs@...r.kernel.org, linux-ext4@...r.kernel.org, linux-cachefs@...hat.com, ecryptfs@...r.kernel.org, linux-nfs@...r.kernel.org, linux-unionfs@...r.kernel.org, bpf@...r.kernel.org, netdev@...r.kernel.org, linux-s390@...r.kernel.org, linux-kernel@...r.kernel.org, linux-block@...r.kernel.org, linux-btrfs@...r.kernel.org, codalist@...a.cs.cmu.edu, linux-f2fs-devel@...ts.sourceforge.net, cluster-devel@...hat.com, linux-mm@...ck.org, linux-nilfs@...r.kernel.org, devel@...ts.orangefs.org, linux-cifs@...r.kernel.org, samba-technical@...ts.samba.org, linux-mtd@...ts.infradead.org, Wanpeng Li <wanpengli@...cent.com> Subject: Re: [PATCH 28/29] xfs: support nowait semantics for xc_ctx_lock in xlog_cil_commit() On Fri, Aug 25, 2023 at 09:54:30PM +0800, Hao Xu wrote: > From: Hao Xu <howeyxu@...cent.com> > > Apply trylock logic for xc_ctx_lock in xlog_cil_commit() in nowait > case and error out -EAGAIN for xlog_cil_commit(). Again, fundamentally broken. Any error from xlog_cil_commit() will result in a filesystem shutdown as we cannot back out from failure with dirty log items gracefully at this point. -Dave. -- Dave Chinner david@...morbit.com
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