lkml.org 
[lkml]   [2003]   [Dec]   [10]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: ide-scsi scheduling while atomic in linux-2.6.0-test11
Date
dan carpenter wrote:
> > ide-scsi scheduling while atomic in linux-2.6.0-test11
>
> You don't need ide-cd to burn cds in 2.6 so the easiest fix is to just
> stop using ide-cd. Anyway, here is the buggy code that causes the
> problem:

ide-scsi....ide-cd is working.
> drivers/scsi/ide-scsi.c
> 895: spin_lock_irqsave(&ide_lock, flags);
> 896: while (HWGROUP(drive)->handler) {
> 897: HWGROUP(drive)->handler = NULL;
> 898: schedule_timeout(1);
> 899: }
>
> The fix is quite complicated and I don't know how to do it correctly. :/

First idea I have is to replace the spinlocks with semaphores.

cheers

CHristian

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 13:59    [from the cache]
©2003-2014 Jasper Spaans. hosted at Digital Ocean