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authorDave Young <hidave.darkstar@gmail.com>2009-05-27 09:10:28 +0200
committerMarcel Holtmann <marcel@holtmann.org>2009-05-27 09:15:57 +0200
commit4c713189485dbea875aecd1990daed74908e181d (patch)
tree848424eb6d47b136126f5beff3193774ba06eefa /lib/bitrev.c
parent7682455ec36fce70bdbad9f739de05060dedfa27 (diff)
Bluetooth: Remove useless flush_work() causing lockdep warnings
The calls to flush_work() are pointless in a single thread workqueue and they are actually causing a lockdep warning. ============================================= [ INFO: possible recursive locking detected ] 2.6.30-rc6-02911-gbb803cf #16 --------------------------------------------- bluetooth/2518 is trying to acquire lock: (bluetooth){+.+.+.}, at: [<c0130c14>] flush_work+0x28/0xb0 but task is already holding lock: (bluetooth){+.+.+.}, at: [<c0130424>] worker_thread+0x149/0x25e other info that might help us debug this: 2 locks held by bluetooth/2518: #0: (bluetooth){+.+.+.}, at: [<c0130424>] worker_thread+0x149/0x25e #1: (&conn->work_del){+.+...}, at: [<c0130424>] worker_thread+0x149/0x25e stack backtrace: Pid: 2518, comm: bluetooth Not tainted 2.6.30-rc6-02911-gbb803cf #16 Call Trace: [<c03d64d9>] ? printk+0xf/0x11 [<c0140d96>] __lock_acquire+0x7ce/0xb1b [<c0141173>] lock_acquire+0x90/0xad [<c0130c14>] ? flush_work+0x28/0xb0 [<c0130c2e>] flush_work+0x42/0xb0 [<c0130c14>] ? flush_work+0x28/0xb0 [<f8b84966>] del_conn+0x1c/0x84 [bluetooth] [<c0130469>] worker_thread+0x18e/0x25e [<c0130424>] ? worker_thread+0x149/0x25e [<f8b8494a>] ? del_conn+0x0/0x84 [bluetooth] [<c0133843>] ? autoremove_wake_function+0x0/0x33 [<c01302db>] ? worker_thread+0x0/0x25e [<c013355a>] kthread+0x45/0x6b [<c0133515>] ? kthread+0x0/0x6b [<c01034a7>] kernel_thread_helper+0x7/0x10 Based on a report by Oliver Hartkopp <oliver@hartkopp.net> Signed-off-by: Dave Young <hidave.darkstar@gmail.com> Tested-by: Oliver Hartkopp <oliver@hartkopp.net> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'lib/bitrev.c')
0 files changed, 0 insertions, 0 deletions