[PATCH 3.13 026/163] block: Fix dev_t minor allocation lifetime
axboe at fb.com
Thu Oct 9 21:09:08 UTC 2014
On 10/09/2014 03:00 PM, Kamal Mostafa wrote:
> 188.8.131.52 -stable review patch. If anyone has any objections, please let me know.
You need this one as well, like I told Greg the other day:
Author: Jens Axboe <axboe at fb.com>
Date: Tue Sep 16 13:38:51 2014 -0600
genhd: fix leftover might_sleep() in blk_free_devt()
Commit 2da78092 changed the locking from a mutex to a spinlock,
so we now longer sleep in this context. But there was a leftover
might_sleep() in there, which now triggers since we do the final
free from an RCU callback. Get rid of it.
Reported-by: Pontus Fuchs <pontus.fuchs at gmail.com>
Signed-off-by: Jens Axboe <axboe at fb.com>
More information about the kernel-team