Messages in this thread | | | From | Jens Axboe <> | Subject | Re: [PATCH] block: fix ioprio_get(IOPRIO_WHO_PGRP) vs setuid(2) | Date | Fri, 10 Dec 2021 11:26:14 -0700 |
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On Fri, 10 Dec 2021 10:20:58 -0800, Davidlohr Bueso wrote: > do_each_pid_thread(PIDTYPE_PGID) can race with a concurrent > change_pid(PIDTYPE_PGID) that can move the task from one hlist > to another while iterating. Serialize ioprio_get to take > the tasklist_lock in this case, just like it's set counterpart. > >
Applied, thanks!
[1/1] block: fix ioprio_get(IOPRIO_WHO_PGRP) vs setuid(2) commit: e6a59aac8a8713f335a37d762db0dbe80e7f6d38
Best regards, -- Jens Axboe
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