From: Al Viro <viro@ZenIV.linux.org.uk>
To: Christoph Hellwig <hch@lst.de>
Cc: Avi Kivity <avi@scylladb.com>,
linux-aio@kvack.org, linux-fsdevel@vger.kernel.org,
linux-api@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: io_pgetevents & aio fsync
Date: Thu, 22 Mar 2018 16:36:05 +0000 [thread overview]
Message-ID: <20180322163605.GH30522@ZenIV.linux.org.uk> (raw)
In-Reply-To: <20180321073232.13366-1-hch@lst.de>
On Wed, Mar 21, 2018 at 08:32:23AM +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 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
Everything other than 6/9 looks sane; 6/9 belongs in aio poll series
and AFAICS its user in there is actually broken.
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next prev parent reply other threads:[~2018-03-22 16:36 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-21 7:32 io_pgetevents & aio fsync Christoph Hellwig
2018-03-21 7:32 ` [PATCH 1/9] aio: don't print the page size at boot time Christoph Hellwig
2018-03-21 9:12 ` Greg KH
2018-03-21 7:32 ` [PATCH 2/9] aio: remove an outdated comment in aio_complete Christoph Hellwig
2018-03-21 9:14 ` Greg KH
2018-03-21 9:17 ` Christoph Hellwig
2018-03-21 7:32 ` [PATCH 3/9] aio: refactor read/write iocb setup Christoph Hellwig
2018-03-21 9:15 ` Greg KH
2018-03-21 7:32 ` [PATCH 4/9] aio: sanitize ki_list handling Christoph Hellwig
2018-03-21 9:16 ` Greg KH
2018-03-22 15:24 ` Al Viro
2018-03-22 17:04 ` Christoph Hellwig
2018-03-21 7:32 ` [PATCH 5/9] aio: simplify cancellation Christoph Hellwig
2018-03-21 9:17 ` Greg KH
2018-03-21 16:23 ` Darrick J. Wong
2018-03-21 7:32 ` [PATCH 6/9] aio: delete iocbs from the active_reqs list in kiocb_cancel Christoph Hellwig
2018-03-21 9:17 ` Greg KH
2018-03-21 16:23 ` Darrick J. Wong
2018-03-21 7:32 ` [PATCH 7/9] aio: add delayed cancel support Christoph Hellwig
2018-03-21 9:18 ` Greg KH
2018-03-21 16:23 ` Darrick J. Wong
2018-03-22 16:33 ` Al Viro
2018-03-21 7:32 ` [PATCH 8/9] aio: implement io_pgetevents Christoph Hellwig
2018-03-21 9:24 ` Greg KH
2018-03-21 9:29 ` Christoph Hellwig
2018-03-21 14:39 ` Greg KH
2018-03-21 16:26 ` Darrick J. Wong
2018-03-21 7:32 ` [PATCH 9/9] aio: implement IOCB_CMD_FSYNC and IOCB_CMD_FDSYNC Christoph Hellwig
2018-03-21 9:27 ` Greg KH
2018-03-21 9:30 ` Christoph Hellwig
2018-03-21 16:26 ` Darrick J. Wong
2018-03-22 16:36 ` Al Viro [this message]
2018-03-22 16:36 ` io_pgetevents & aio fsync Al Viro
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