On 2014-06-04 09:10, Christoph Hellwig wrote:
On Wed, Jun 04, 2014 at 09:08:12AM -0600, Jens Axboe wrote:
The performance regression is caused by "blk-mq: avoid code
duplication", but I don't really understand why yet.
Gah, looks like this one dropped the tag idling. I bet that is why.
Ah, thanks. It's indeed exactly the same sort of slow down I bisected
back then, this should have rung a bell instead of keeping me occupied
for hours..
Patch is committed :-)
--
Jens Axboe
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