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Re: [dm-devel] [PATCHv2 0/2] dm-multipath: push back requests instead of queueing

On 01/30/2014 02:38 AM, Mike Snitzer wrote:
> 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.
Hmm, the patchset should include the review.

But I'll check.


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)

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