| To: | Dave Chinner <david@xxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [PATCH 11/47] xfs: move deferred operations into a separate file |
| From: | Christoph Hellwig <hch@xxxxxxxxxxxxx> |
| Date: | Thu, 4 Aug 2016 09:00:07 -0700 |
| Cc: | Christoph Hellwig <hch@xxxxxxxxxxxxx>, "Darrick J. Wong" <darrick.wong@xxxxxxxxxx>, linux-fsdevel@xxxxxxxxxxxxxxx, vishal.l.verma@xxxxxxxxx, bfoster@xxxxxxxxxx, xfs@xxxxxxxxxxx |
| Delivered-to: | xfs@xxxxxxxxxxx |
| In-reply-to: | <20160803225756.GW16044@dastard> |
| References: | <146907695530.25461.3225785294902719773.stgit@xxxxxxxxxxxxxxxx> <146907703710.25461.16650495404061662831.stgit@xxxxxxxxxxxxxxxx> <20160801080223.GB30547@xxxxxxxxxxxxx> <20160802223950.GN16044@dastard> <20160803091627.GA5289@xxxxxxxxxxxxx> <20160803225756.GW16044@dastard> |
| User-agent: | Mutt/1.6.1 (2016-04-27) |
On Thu, Aug 04, 2016 at 08:57:56AM +1000, Dave Chinner wrote: > So, please explain in more detail what the problem is and what the > proposed solution is so I (and probably Darrick, too) have some > understanding of the issue you see with this code. We were doing 1 (actually 2 with the busy extent tracking) allocations for each free extent, and now we're up to three. We need to get this down to 1 and not increase it for no benefit. |
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