From: Muneendra Kumar M <muneendra.kumar@broadcom.com>
To: linux-block@vger.kernel.org
Subject: RE: query on blk_rq_timed_out
Date: Thu, 29 Mar 2018 14:53:25 +0530 [thread overview]
Message-ID: <2cb17ca84fbcff73b4e360cc5c9e6de4@mail.gmail.com> (raw)
In-Reply-To: 376fb4cd375ea3b71c67cbe9168c0199@mail.gmail.com
Hi ,
If we call submit_bio/blk_execute_rq and due to some target issues we hit
the blk_rq_timed_out.
In blk_rq_timed_out=C2=A0=C2=A0 =C2=A0__blk_complete_request =C2=A0gets cal=
led only in
BLK_EH_HANDLED case and if q->rq_timed_out_fn doesn=E2=80=99t return
BLK_EH_HANDLED
and returns only BLK_EH_NOT_HANDLED/ BLK_EH_RESET_TIMER.
How will the submit_bio/blk_execute_rq returns from it wait state ?
Will we see the hungtask in this case?
Any help regarding this will help me a lot .
Regards,
Muneendra.
next reply other threads:[~2018-03-29 9:23 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-29 9:23 Muneendra Kumar M [this message]
-- strict thread matches above, loose matches on Subject: below --
2018-03-29 10:37 query on blk_rq_timed_out Muneendra Kumar M
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