Messages in this thread | | | Date | Sun, 1 Apr 2007 13:06:59 +0300 | From | "Pekka Enberg" <> | Subject | Re: mcdx -- do_request(): non-read command to cd!! |
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On 3/31/07, Rene Herman <rene.herman@gmail.com> wrote: > There's quite a bit of noise in dmesg though. Repeated 5 times: > > ===BUG: scheduling while atomic: mount/0x00000001/1166 > [<c1170bff>] __sched_text_start+0x57/0x574 > [<c1171964>] schedule_timeout+0x70/0x8f > [<c10199b2>] process_timeout+0x0/0x5 > [<c11716a2>] interruptible_sleep_on_timeout+0x5d/0xa5 > [<c100e695>] default_wake_function+0x0/0xc > [<c482b8fb>] mcdx_xfer+0xae/0x2a5 [mcdx]
[snip]
> [<c482b473>] do_mcdx_request+0x9b/0xd2 [mcdx] > [<c1096d06>] __generic_unplug_device+0x1d/0x1f > [<c1096d19>] generic_unplug_device+0x11/0x29
Looks like mcdx_xfer is sleeping while holding q->queue_lock. The attached (untested) patch should fix it. [unhandled content-type:application/octet-stream] | |