Messages in this thread | | | Date | Tue, 24 Jul 2012 18:50:26 -0400 | From | Christoph Hellwig <> | Subject | Re: [RFC][PATCH] Make io_submit non-blocking |
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On Wed, Jul 25, 2012 at 08:31:10AM +1000, Dave Chinner wrote: > FWIW, if you are going to change generic code, you need to present > results for other filesystems as well (xfs, btrfs are typical), as > they may not have the same problems as ext4 or react the same way to > your change. The result might simply be "it is 20% slower"....
And most importantly block devices, as they are one of the biggest use cases of AIO. With an almost no-op get_blocks callback I can't see how this change would provide any gain there.
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