From: Hannes Reinecke <hare@suse.de>
To: Christoph Hellwig <hch@infradead.org>,
James Bottomley <James.Bottomley@HansenPartnership.com>
Cc: linux-scsi@vger.kernel.org
Subject: Re: [PATCH 6/6] scsi: remove a useless get/put_device pair in scsi_requeue_command
Date: Wed, 12 Feb 2014 12:40:24 +0100 [thread overview]
Message-ID: <52FB5DA8.5050602@suse.de> (raw)
In-Reply-To: <20140206184418.178186483@bombadil.infradead.org>
On 02/06/2014 07:43 PM, Christoph Hellwig wrote:
> Avoid a spurious device get/put cycle by using scsi_put_command and folding
> scsi_unprep_request into scsi_requeue_command.
>
> Signed-off-by: Christoph Hellwig <hch@lst.de>
Makes one wonder why we didn't do this to start with.
Acked-by: Hannes Reinecke <hare@suse.de>
Cheers,
Hannes
--
Dr. Hannes Reinecke zSeries & Storage
hare@suse.de +49 911 74053 688
SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: J. Hawn, J. Guild, F. Imendörffer, HRB 16746 (AG Nürnberg)
--
To unsubscribe from this list: send the line "unsubscribe linux-scsi" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
next prev parent reply other threads:[~2014-02-12 11:40 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-06 18:43 [PATCH 0/6] first batch of SCSI data path micro-optimizations Christoph Hellwig
2014-02-06 18:43 ` [PATCH 1/6] scsi: avoid useless free_list lock roundtrips Christoph Hellwig
2014-02-12 10:53 ` Hannes Reinecke
2014-02-06 18:43 ` [PATCH 2/6] scsi: avoid taking host_lock in scsi_run_queue unless nessecary Christoph Hellwig
2014-02-12 11:08 ` Hannes Reinecke
2014-02-12 15:52 ` Christoph Hellwig
2014-02-06 18:43 ` [PATCH 3/6] scsi: do not manipulate device reference counts in scsi_get/put_command Christoph Hellwig
2014-02-12 11:37 ` Hannes Reinecke
2014-02-12 15:58 ` Christoph Hellwig
2014-02-06 18:43 ` [PATCH 4/6] scsi: remove a useless get/put_device pair in scsi_request_fn Christoph Hellwig
2014-02-12 11:38 ` Hannes Reinecke
2014-02-06 18:43 ` [PATCH 5/6] scsi: remove a useless get/put_device pair in scsi_next_command Christoph Hellwig
2014-02-12 11:39 ` Hannes Reinecke
2014-02-06 18:43 ` [PATCH 6/6] scsi: remove a useless get/put_device pair in scsi_requeue_command Christoph Hellwig
2014-02-12 11:40 ` Hannes Reinecke [this message]
2014-02-12 15:58 ` Christoph Hellwig
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=52FB5DA8.5050602@suse.de \
--to=hare@suse.de \
--cc=James.Bottomley@HansenPartnership.com \
--cc=hch@infradead.org \
--cc=linux-scsi@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.