On Mon 26-02-18 09:04:40, Jens Axboe wrote:
> On 2/26/18 5:01 AM, Jan Kara wrote:
> > Hello,
> >
> > these patches fix races happening when devices are frequently destroyed and
> > recreated in association of block device inode with corresponding gendisk.
> > Generally when such race happen it results in use-after-free issues, block
> > device page cache inconsistencies, or other problems. I have verified these
> > patches fix use-after-free issues that could be reproduced by frequent
> > creation
> > and destruction of loop device. Hou Tao has verified that races reported by
> > him in [1] related to gendisk-blkdev association were also fixed. Jens, can
> > you please merge these patches? Thanks!
>
> What are you thinking in terms of target? I'd like to get it into 4.16,
> but I'd need to know if you are comfortable with that.
Yeah, 4.16 should be OK. The patches are quite conservative.
Honza
--
Jan Kara <j...@suse.com>
SUSE Labs, CR
