Re: io_pgetevents & aio fsync V4

From: Al Viro
Date: Thu May 10 2018 - 14:05:20 EST


On Wed, May 02, 2018 at 11:14:41PM +0200, 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 wants this in addition to the aio poll support.
> More details are in the patch itself.
>
> Because the iocb types have been defined sine day one (and probably
> were supported by RHEL3) libaio already supports these calls as-is.
>
> This also pulls in the aio cleanups and io_pgetevents support previously
> submitted and review as part of the aio poll series. The aio poll
> series will be resubmitted on top of this series
>
> A git tree is available here:
>
> git://git.infradead.org/users/hch/vfs.git aio-fsync.4

I can live with that. Merged.