Messages in this thread | | | Subject | Re: [PATCH] drbd: fix request leak introduced by locking/atomic, kref: Kill kref_sub() | From | Jens Axboe <> | Date | Thu, 11 May 2017 10:03:14 -0600 |
| |
On 05/11/2017 02:21 AM, Lars Ellenberg wrote: > Regression fix for 4.11, which totally broke DRBD > > When killing kref_sub(), the unconditional additional kref_get() > was not properly paired with the necessary kref_put(), causing > a leak of struct drbd_requests (~ 224 Bytes) per submitted bio, > and breaking DRBD in general, as the destructor of those "drbd_requests" > does more than just the mempoll_free().
Ugh... Applied for this series. I'll mark it stable for 4.11.
-- Jens Axboe
| |