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. -- Thiago Jung Bauermann IBM Linux Technology Center
