From: Jens Axboe <axboe@kernel.dk>
To: Stefan Roesch <shr@fb.com>,
io-uring@vger.kernel.org, kernel-team@fb.com, linux-mm@kvack.org,
linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org
Cc: david@fromorbit.com, jack@suse.cz, hch@infradead.org
Subject: Re: [PATCH v7 00/15] io-uring/xfs: support async buffered writes
Date: Thu, 2 Jun 2022 02:09:00 -0600 [thread overview]
Message-ID: <545ab14b-a95a-de2e-dbc6-f5688b09b47c@kernel.dk> (raw)
In-Reply-To: <20220601210141.3773402-1-shr@fb.com>
On 6/1/22 3:01 PM, Stefan Roesch wrote:
> This patch series adds support for async buffered writes when using both
> xfs and io-uring. Currently io-uring only supports buffered writes in the
> slow path, by processing them in the io workers. With this patch series it is
> now possible to support buffered writes in the fast path. To be able to use
> the fast path the required pages must be in the page cache, the required locks
> in xfs can be granted immediately and no additional blocks need to be read
> form disk.
This series looks good to me now, but will need some slight rebasing
since the 5.20 io_uring branch has split up the code a bit. Trivial to
do though, I suspect it'll apply directly if we just change
fs/io_uring.c to io_uring/rw.c instead.
The bigger question is how to stage this, as it's touching a bit of fs,
mm, and io_uring...
--
Jens Axboe
next prev parent reply other threads:[~2022-06-02 8:09 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-01 21:01 [PATCH v7 00/15] io-uring/xfs: support async buffered writes Stefan Roesch
2022-06-01 21:01 ` [PATCH v7 01/15] mm: Move starting of background writeback into the main balancing loop Stefan Roesch
2022-06-01 21:01 ` [PATCH v7 02/15] mm: Move updates of dirty_exceeded into one place Stefan Roesch
2022-06-01 21:01 ` [PATCH v7 03/15] mm: Add balance_dirty_pages_ratelimited_flags() function Stefan Roesch
2022-06-01 21:01 ` [PATCH v7 04/15] iomap: Add flags parameter to iomap_page_create() Stefan Roesch
2022-06-02 16:26 ` Darrick J. Wong
2022-06-01 21:01 ` [PATCH v7 05/15] iomap: Add async buffered write support Stefan Roesch
2022-06-01 21:01 ` [PATCH v7 06/15] iomap: Return error code from iomap_write_iter() Stefan Roesch
2022-06-02 12:38 ` Matthew Wilcox
2022-06-02 17:08 ` Stefan Roesch
2022-06-06 16:39 ` Stefan Roesch
2022-06-06 19:18 ` Matthew Wilcox
2022-06-06 19:21 ` Stefan Roesch
2022-06-06 19:25 ` Matthew Wilcox
2022-06-06 19:28 ` Stefan Roesch
2022-06-06 20:30 ` Matthew Wilcox
2022-06-06 20:34 ` Stefan Roesch
2022-06-01 21:01 ` [PATCH v7 07/15] fs: Add check for async buffered writes to generic_write_checks Stefan Roesch
2022-06-01 21:01 ` [PATCH v7 08/15] fs: add __remove_file_privs() with flags parameter Stefan Roesch
2022-06-02 9:04 ` Jan Kara
2022-06-01 21:01 ` [PATCH v7 09/15] fs: Split off inode_needs_update_time and __file_update_time Stefan Roesch
2022-06-02 8:44 ` Jan Kara
2022-06-02 12:57 ` Matthew Wilcox
2022-06-02 21:04 ` Stefan Roesch
2022-06-01 21:01 ` [PATCH v7 10/15] fs: Add async write file modification handling Stefan Roesch
2022-06-02 8:44 ` Jan Kara
2022-06-02 9:06 ` Jan Kara
2022-06-02 21:00 ` Stefan Roesch
2022-06-03 10:12 ` Jan Kara
2022-06-06 16:35 ` Stefan Roesch
2022-06-01 21:01 ` [PATCH v7 11/15] fs: Optimization for concurrent file time updates Stefan Roesch
2022-06-02 8:59 ` Jan Kara
2022-06-02 21:06 ` Stefan Roesch
2022-06-01 21:01 ` [PATCH v7 12/15] io_uring: Add support for async buffered writes Stefan Roesch
2022-06-01 21:01 ` [PATCH v7 13/15] io_uring: Add tracepoint for short writes Stefan Roesch
2022-06-01 21:01 ` [PATCH v7 14/15] xfs: Specify lockmode when calling xfs_ilock_for_iomap() Stefan Roesch
2022-06-02 16:25 ` Darrick J. Wong
2022-06-01 21:01 ` [PATCH v7 15/15] xfs: Add async buffered write support Stefan Roesch
2022-07-01 4:39 ` Al Viro
2022-07-01 14:19 ` Jens Axboe
2022-07-01 14:30 ` Jens Axboe
2022-07-01 14:38 ` Jens Axboe
2022-07-01 18:05 ` Darrick J. Wong
2022-07-01 18:14 ` Jens Axboe
2022-07-05 13:47 ` Josef Bacik
2022-07-05 14:23 ` Goldwyn Rodrigues
2022-07-05 16:11 ` Christoph Hellwig
2022-06-02 8:09 ` Jens Axboe [this message]
2022-06-03 2:43 ` [PATCH v7 00/15] io-uring/xfs: support async buffered writes Dave Chinner
2022-06-03 13:04 ` Jens Axboe
2022-06-07 16:41 ` Stefan Roesch
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