Re: aio fsync revisited

2018-01-19 Thread Christoph Hellwig
On Fri, Jan 19, 2018 at 09:46:14AM +1100, Dave Chinner wrote: > After I get back from LCA (all next week) I'll update the fsmark > aio patches I have and retest this. The code looks pretty similar to > the last "generic aio fsync" patch I wrote, so I'm guessing that the > results will be pretty sim

Re: aio fsync revisited

2018-01-18 Thread Dave Chinner
On Wed, Jan 17, 2018 at 08:47:46PM +0100, Christoph Hellwig wrote: > Hi all, > > this patch adds workqueue based fsync offload. Version of this > patch have been floating around for a couple years, but we now > have a user with seastar used by ScyllaDB (who sponsored this > work) that really want

aio fsync revisited

2018-01-17 Thread Christoph Hellwig
Hi all, this patch adds workqueue based fsync offload. Version of this patch have been floating around for a couple years, but we now have a user with seastar used by ScyllaDB (who sponsored this work) that really wants this in addition to the aio poll support. More details are in the patch itsel