Hi Al/Stephen
----- Original Message -----
> From: "Al Viro" <v...@zeniv.linux.org.uk>
> To: "Stephen Rothwell" <s...@canb.auug.org.au>
> Cc: "Steven Whitehouse" <swhit...@redhat.com>, "Bob Peterson"
> <rpete...@redhat.com>, linux-n...@vger.kernel.org,
> linux-kernel@vger.kernel.org, "Abhi Das" <a...@redhat.com>
> Sent: Sunday, May 1, 2016 8:31:03 PM
> Subject: Re: linux-next: build failure after merge of the vfs tree
>
> On Mon, May 02, 2016 at 11:25:27AM +1000, Stephen Rothwell wrote:
> > Hi Al,
> >
> > After merging the vfs tree, today's linux-next build (x86_64 allmodconfig)
> > failed like this:
> >
> > In file included from include/linux/notifier.h:13:0,
> > from include/linux/memory_hotplug.h:6,
> > from include/linux/mmzone.h:744,
> > from include/linux/gfp.h:5,
> > from include/linux/slab.h:14,
> > from fs/gfs2/file.c:10:
> > fs/gfs2/file.c: In function 'gfs2_file_splice_read':
> > fs/gfs2/file.c:963:19: error: 'struct inode' has no member named 'i_mutex'
> > mutex_lock(&inode->i_mutex);
> > ^
> > include/linux/mutex.h:146:44: note: in definition of macro 'mutex_lock'
> > #define mutex_lock(lock) mutex_lock_nested(lock, 0)
> > ^
> > fs/gfs2/file.c:967:22: error: 'struct inode' has no member named 'i_mutex'
> > mutex_unlock(&inode->i_mutex);
> > ^
> > fs/gfs2/file.c:972:21: error: 'struct inode' has no member named 'i_mutex'
> > mutex_unlock(&inode->i_mutex);
> > ^
> >
> > Caused by commit
> >
> > ad10a307a918 ("parallel lookups: actual switch to rwsem")
> >
> > interacting with commit
> >
> > 611526756a3d ("gfs2: Use gfs2 wrapper to sync inode before calling
> > generic_file_splice_read()")
> >
> > from the gfs2 tree.
> >
> > I applied the following merge fix patch for today (thanks Al):
> >
> > From: Stephen Rothwell <s...@canb.auug.org.au>
> > Date: Mon, 2 May 2016 11:17:40 +1000
> > Subject: [PATCH] gfs2: fix up for i_mutex -> i_rwsem change
>
> FWIW, that should go into gfs2 tree - inode_lock()/inode_unlock() had been
> there since the last cycle and they should've been used instead of direct
> access to ->i_mutex. So this fix will be valid in gfs2 branch.
>
Apologies for the oversight. I just posted Stephen's patch for linux-gfs2.
Bob, could you push it in asap?
Cheers!
--Abhi
