From: Mike Snitzer <snitzer@redhat.com>
To: Hannes Reinecke <hare@suse.de>
Cc: Junichi Nomura <j-nomura@ce.jp.nec.com>,
dm-devel@redhat.com, Alasdair Kergon <agk@redhat.com>
Subject: Re: [PATCHv2 0/2] dm-multipath: push back requests instead of queueing
Date: Wed, 29 Jan 2014 20:38:58 -0500 [thread overview]
Message-ID: <20140130013858.GA22108@redhat.com> (raw)
In-Reply-To: <20140118154154.GA18825@redhat.com>
On Sat, Jan 18 2014 at 10:41am -0500,
Mike Snitzer <snitzer@redhat.com> wrote:
> On Fri, Jan 17 2014 at 5:42am -0500,
> Hannes Reinecke <hare@suse.de> wrote:
>
> > Hi all,
> >
> > dm-multipath still carries around it's own queueing framework for
> > implementing 'queue_if_no_path'.
> > However, there is no real reason for this; we could as well
> > push back the requests onto the request_queue.
> > In doing so we can also reduce the memory pressure during
> > fail_if_no_path scenarios, as we don't have to allocate a
> > context for each request when it need to be requeued.
> >
> > This patchset is the reworked version from the original, including
> > the review by Jun'ichi.
>
> Much appreciated. But unfortunately it is too late for 3.14.
>
> These will be my immediate priority once I transition to 3.15
> development (likely by end of next week).
Hi Hannes,
Do you have a new patchset for this work based on the review Junichi
provided? I'd like to review/stage your latest once you have it.
Let me know, thanks.
Mike
next prev parent reply other threads:[~2014-01-30 1:38 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-17 10:42 [PATCHv2 0/2] dm-multipath: push back requests instead of queueing Hannes Reinecke
2014-01-17 10:42 ` [PATCH 1/2] " Hannes Reinecke
2014-01-20 11:57 ` Junichi Nomura
2014-01-20 15:49 ` Hannes Reinecke
2014-01-21 9:07 ` Junichi Nomura
2014-01-30 15:08 ` Mike Snitzer
2014-01-17 10:42 ` [PATCH 2/2] dm-multipath: reduce memory pressure during requeuing Hannes Reinecke
2014-01-20 11:59 ` Junichi Nomura
2014-01-20 12:15 ` Hannes Reinecke
2014-01-30 15:09 ` Mike Snitzer
2014-01-18 15:41 ` [PATCHv2 0/2] dm-multipath: push back requests instead of queueing Mike Snitzer
2014-01-30 1:38 ` Mike Snitzer [this message]
2014-01-30 6:53 ` Hannes Reinecke
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