From: Bart Van Assche <Bart.VanAssche@sandisk.com>
To: "hch@lst.de" <hch@lst.de>
Cc: "ddiss@suse.de" <ddiss@suse.de>, "hare@suse.com" <hare@suse.com>,
"target-devel@vger.kernel.org" <target-devel@vger.kernel.org>,
"agrover@redhat.com" <agrover@redhat.com>,
"nab@linux-iscsi.org" <nab@linux-iscsi.org>,
"stable@vger.kernel.org" <stable@vger.kernel.org>
Subject: Re: [PATCH 03/19] target: Avoid that aborting a command sporadically hangs
Date: Fri, 5 May 2017 15:00:37 +0000 [thread overview]
Message-ID: <1493996435.2744.1.camel@sandisk.com> (raw)
In-Reply-To: <20170505085355.GC4858@lst.de>
On Fri, 2017-05-05 at 10:53 +0200, Christoph Hellwig wrote:
> But as a further step can we try to move the waiting behavior entirely
> into the caller that actually cares,
>
> e.g. move the conditional target_wait_free_cmd before the call
> to transport_generic_free_cmd in transport_generic_free_cmd,
> and move this second wait_for_completion after the
> transport_generic_free_cmd call based on an indicator (return value
> or se_cmd flag)?
Hello Christoph,
That sounds like a good idea to me, especially since there are only three
target drivers that set the "wait_for_tasks" argument to true, namely
tcm_loop, the iSCSI target driver and the xen-scsiback driver.
Bart.
next prev parent reply other threads:[~2017-05-05 15:00 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20170504225102.8931-1-bart.vanassche@sandisk.com>
2017-05-04 22:50 ` [PATCH 03/19] target: Avoid that aborting a command sporadically hangs Bart Van Assche
2017-05-05 6:12 ` Hannes Reinecke
2017-05-05 8:53 ` Christoph Hellwig
2017-05-05 15:00 ` Bart Van Assche [this message]
2017-05-11 0:23 ` Bart Van Assche
2017-05-07 22:20 ` Nicholas A. Bellinger
2017-05-08 21:25 ` Bart Van Assche
2017-05-10 4:48 ` Nicholas A. Bellinger
2017-05-04 22:50 ` [PATCH 04/19] target/fileio: Avoid that zero-length READ and WRITE commands hang Bart Van Assche
2017-05-05 6:14 ` Hannes Reinecke
2017-05-05 8:54 ` Christoph Hellwig
2017-05-07 22:28 ` Nicholas A. Bellinger
2017-05-04 22:50 ` [PATCH 05/19] target: Allocate sg-list correctly Bart Van Assche
2017-05-05 6:15 ` Hannes Reinecke
2017-05-05 9:06 ` Christoph Hellwig
2017-05-05 15:49 ` Bart Van Assche
2017-05-07 22:45 ` Nicholas A. Bellinger
2017-05-08 17:46 ` Bart Van Assche
2017-05-10 4:03 ` Nicholas A. Bellinger
2017-05-10 6:12 ` Nicholas A. Bellinger
2017-05-10 20:31 ` Bart Van Assche
2017-05-11 5:28 ` Nicholas A. Bellinger
2017-05-04 22:50 ` [PATCH 06/19] target: Fix data buffer size for VERIFY and WRITE AND VERIFY commands Bart Van Assche
2017-05-05 9:42 ` Christoph Hellwig
2017-05-05 15:51 ` Bart Van Assche
2017-05-07 22:49 ` Nicholas A. Bellinger
2017-05-08 18:07 ` Bart Van Assche
2017-05-10 4:28 ` Nicholas A. Bellinger
2017-05-10 15:16 ` Bart Van Assche
2017-05-11 5:09 ` Nicholas A. Bellinger
2017-05-04 22:51 ` [PATCH 17/19] target/iscsi: Simplify timer manipulation code Bart Van Assche
2017-05-05 11:24 ` Hannes Reinecke
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