On Tue 04-04-17 14:09:51, Thiago Jung Bauermann wrote:
> Hello,
>
> Am Donnerstag, 23. März 2017, 01:36:52 BRT schrieb Jan Kara:
> > this is a series with the remaining patches (on top of 4.11-rc2) to fix
> > several different races and issues I've found when testing device shutdown
> > and reuse. The first patch fixes possible (theoretical) problems when
> > opening of a block device races with shutdown of a gendisk structure.
> > Patches 2-8 fix oops that is triggered by __blkdev_put() calling
> > inode_detach_wb() too early (the problem reported by Thiago). Patches 9 and
> > 10 fix oops due to a bug in gendisk code where get_gendisk() can return
> > already freed gendisk structure (again triggered by Omar's stress test).
> >
> > All patches got reviewed by Tejun and also tested by Thiago (thanks!). Jens,
> > can you please queue these fixes for the next merge window? Thanks!
>
> Lekshmi tested these patches on top of v4.11-rc4 and they worked fine.
> Sorry for the delay, it takes at least 72h of running time to be sure we're
> not hitting the race condition, and I had trouble with v4.11-rc2.
Great. Thanks for testing!
Honza
--
Jan Kara <[email protected]>
SUSE Labs, CR
