Am Donnerstag 13 September 2007 schrieb Dave Kleikamp:
> On Wed, 2007-09-12 at 18:58 +0200, Michal Piotrowski wrote:
>
> > Subject : umount triggers a warning in jfs and takes almost a minute
> > References : http://lkml.org/lkml/2007/9/4/73
> > Last known good : ?
> > Submitter : Oliver Neukum <[EMAIL PROTECTED]>
> > Caused-By : ?
> > Handled-By : ?
> > Status : unknown
>
> I'm still waiting to hear from Oliver whether or not this is actually a
> regression.
OK, I've done test. On 2.6.22 I was unable to trigger the warning.
On 2.6.23-rc6 I get the following warning in about 3/4 of all unmounts:
Sep 19 13:08:04 oenone kernel: WARNING: at fs/jfs/jfs_logmgr.c:1643
jfs_flush_journal()
Sep 19 13:08:04 oenone kernel:
Sep 19 13:08:04 oenone kernel: Call Trace:
Sep 19 13:08:04 oenone kernel: [<ffffffff8860f962>]
:jfs:jfs_flush_journal+0x26a/0x27d
Sep 19 13:08:04 oenone kernel: [<ffffffff8029fca1>] dispose_list+0xde/0xf7
Sep 19 13:08:04 oenone kernel: [<ffffffff885fd003>] :jfs:jfs_umount+0x30/0xe5
Sep 19 13:08:04 oenone kernel: [<ffffffff885f9a31>] :jfs:jfs_put_super+0xd/0x5e
Sep 19 13:08:04 oenone kernel: [<ffffffff8028ef8f>]
generic_shutdown_super+0x60/0xf0
Sep 19 13:08:04 oenone kernel: [<ffffffff8028f02c>] kill_block_super+0xd/0x1e
Sep 19 13:08:04 oenone kernel: [<ffffffff8028f0f7>] deactivate_super+0x6a/0x82
Sep 19 13:08:04 oenone kernel: [<ffffffff802a2184>] sys_umount+0x249/0x25a
Sep 19 13:08:04 oenone kernel: [<ffffffff802616ff>]
audit_syscall_entry+0x141/0x174
Sep 19 13:08:04 oenone kernel: [<ffffffff8020be8c>] tracesys+0xdc/0xe1
Sep 19 13:08:04 oenone kernel:
This is on a partition of a usb mass storage device with 2K sector size.
IMHO it is a regression. I am recompiling with CONFIG_JFS_DEBUG.
Regards
Oliver
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