Messages in this thread | | | Subject | Re: [PATCH 3/3] UBI: Fix possible deadlock in erase_worker() | From | Artem Bityutskiy <> | Date | Fri, 26 Sep 2014 13:40:32 +0300 |
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On Mon, 2014-09-22 at 10:45 +0200, Richard Weinberger wrote: > If sync_erase() fails with EINTR, ENOMEM, EAGAIN or > EBUSY erase_worker() re-schedules the failed work. > This will lead to a deadlock because erase_worker() is called > with work_sem held in read mode. And schedule_erase() will take > this lock again. > > Signed-off-by: Richard Weinberger <richard@nod.at>
Did you manage to test it?
Why no -stable this time? Not that important, or just something theoretical and you never actually hit this bug?
Thanks!
-- Best Regards, Artem Bityutskiy
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