Re: [Bug #19062] Dirtiable inode bdi default != sb bdi btrfs

[Jan Kara]

On Sun 03-10-10 17:16:51, Tejun Heo wrote:
> On 10/03/2010 04:27 AM, Ted Ts'o wrote:
> > WARNING: at /usr/projects/linux/ext4/fs/fs-writeback.c:87 inode_to_bdi+0x4e/0x5c()
> > Hardware name: 
> > Dirtiable inode bdi block != sb bdi block
> > Modules linked in:
> > Pid: 21649, comm: mkfs.ext4 Tainted: G        W   2.6.36-rc6-00016-gcc25699 #735
> > Call Trace:
> >  [<c015a2e2>] warn_slowpath_common+0x6a/0x7f
> >  [<c020a762>] ? inode_to_bdi+0x4e/0x5c
> >  [<c015a36a>] warn_slowpath_fmt+0x2b/0x2f
> >  [<c020a762>] inode_to_bdi+0x4e/0x5c
> >  [<c020b6c3>] __mark_inode_dirty+0xaf/0x162
> >  [<c0202305>] file_update_time+0xcc/0xe9
> >  [<c01c68dd>] __generic_file_aio_write+0x136/0x28f
> >  [<c02145a4>] blkdev_aio_write+0x33/0x72
> >  [<c01f20da>] do_sync_write+0x8f/0xca
> >  [<c0647678>] ? mutex_unlock+0xd/0xf
> >  [<c030d528>] ? security_file_permission+0x27/0x2b
> >  [<c01f227c>] ? rw_verify_area+0x9d/0xc0
> >  [<c01f204b>] ? do_sync_write+0x0/0xca
> >  [<c01f2629>] vfs_write+0x85/0xe3
> >  [<c01f2725>] sys_write+0x40/0x62
> >  [<c064915d>] syscall_call+0x7/0xb
> > ---[ end trace 1f39401760ab3a42 ]---
  Yes, it's caused by one of my fixes. It's harmless (the warning I've
added is just too strict). Christoph has a patch that also fixes this
- http://lkml.org/lkml/2010/9/29/76. I hope he'll push it soon.

								Honza
-- 
Jan Kara <jack@xxxxxxx>
SUSE Labs, CR
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