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| author | Jens Axboe <jaxboe@fusionio.com> | 2010-11-08 14:29:13 +0100 |
|---|---|---|
| committer | Jens Axboe <jaxboe@fusionio.com> | 2010-11-10 14:40:52 +0100 |
| commit | 90fdb0b98a62d78a0650b9fd3ddc58a48f71d740 (patch) | |
| tree | 5133bd8b1d91bdcd4d56f5c6ee5fb5d94326654e /block/compat_ioctl.c | |
| parent | cb4644cac4a2797afc847e6c92736664d4b0ea34 (diff) | |
| download | op-kernel-dev-90fdb0b98a62d78a0650b9fd3ddc58a48f71d740.zip op-kernel-dev-90fdb0b98a62d78a0650b9fd3ddc58a48f71d740.tar.gz | |
cciss: fix proc warning on attempt to remove non-existant directory
Randy reports that he gets the following stack trace when
removing the cciss module:
[ 109.164277] Pid: 3463, comm: rmmod Not tainted 2.6.37-rc1 #7
[ 109.164280] Call Trace:
[ 109.164292] [<ffffffff8107eb8d>] warn_slowpath_common+0xc6/0xf3
[ 109.164299] [<ffffffff8107ecaa>] warn_slowpath_fmt+0x5b/0x6b
[ 109.164307] [<ffffffff8155175b>] ? _raw_spin_unlock+0x40/0x4b
[ 109.164313] [<ffffffff8123dd1e>] remove_proc_entry+0x156/0x35e
[ 109.164320] [<ffffffff812cd91b>] ? do_raw_spin_unlock+0xff/0x10f
[ 109.164327] [<ffffffff8113823d>] ? trace_hardirqs_on+0x10/0x4a
[ 109.164333] [<ffffffff8155162d>] ? _raw_spin_unlock_irq+0x4c/0x7b
[ 109.164339] [<ffffffff8154d4d1>] ? wait_for_common+0x145/0x15e
[ 109.164345] [<ffffffff81075337>] ? default_wake_function+0x0/0x22
[ 109.164357] [<ffffffffa0615a8f>] cciss_cleanup+0xa9/0xc7 [cciss]
[ 109.164365] [<ffffffff810d3cb0>] sys_delete_module+0x2d6/0x368
[ 109.164371] [<ffffffff8155036b>] ? lockdep_sys_exit_thunk+0x35/0x67
[ 109.164377] [<ffffffff810fdfaf>] ? audit_syscall_entry+0x172/0x1a5
[ 109.164383] [<ffffffff815502f5>] ? trace_hardirqs_on_thunk+0x3a/0x3f
[ 109.164389] [<ffffffff8100ea72>] system_call_fastpath+0x16/0x1b
[ 109.164394] ---[ end trace 88e8568246ed0b1d ]---
which will happen if you don't actually have an HP CISS adapter,
since it'll do an uncondional removal of a proc directory it
never attempted to create in that case.
Reported-by: Randy Dunlap <randy.dunlap@oracle.com>
Tested-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'block/compat_ioctl.c')
0 files changed, 0 insertions, 0 deletions
