From: David Sterba <dsterba@suse.cz>
To: "Holger Hoffstätte" <holger.hoffstaette@googlemail.com>,
"Stefan Priebe - Profihost AG" <s.priebe@profihost.ag>,
"linux-btrfs@vger.kernel.org" <linux-btrfs@vger.kernel.org>
Subject: Re: Regression in btrfs: properly set the termination value of ctx->pos in readdir
Date: Thu, 12 Nov 2015 14:09:01 +0100 [thread overview]
Message-ID: <20151112130901.GJ6445@suse.cz> (raw)
In-Reply-To: <20151112103523.GI6445@twin.jikos.cz>
On Thu, Nov 12, 2015 at 11:35:23AM +0100, David Sterba wrote:
> On Wed, Nov 11, 2015 at 01:22:19PM +0100, Holger Hoffstätte wrote:
> > > the patch btrfs: properly set the termination value of ctx->pos in
> > > readdir introduces a regression to me.
> > >
> > > A lot of stuff runs in "endless" or long running loops.
> >
> > Just tested this and can confirm something is off.
> > In a directory with several files, create a new directory and move all
> > files into the new subdir.
> >
> > An immediately following ls will hang. The problem goes away after a
> > manual sync.
>
> I can reproduce the hang, thanks.
The hang was triggered by use of trace_printk and I'm seeing several
strange bugs caused by added debugging, so I can't say I can reproduce
it yet.
next prev parent reply other threads:[~2015-11-12 13:10 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-11 11:57 Regression in btrfs: properly set the termination value of ctx->pos in readdir Stefan Priebe - Profihost AG
2015-11-11 12:22 ` Holger Hoffstätte
2015-11-12 10:35 ` David Sterba
2015-11-12 13:09 ` David Sterba [this message]
2015-11-12 13:17 ` Holger Hoffstätte
2015-11-12 10:21 ` David Sterba
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