From: Stefan Roesch <[email protected]>
To: <[email protected]>, <[email protected]>,
<[email protected]>, <[email protected]>,
<[email protected]>
Cc: <[email protected]>, <[email protected]>, <[email protected]>,
<[email protected]>, <[email protected]>, <[email protected]>
Subject: [RESEND PATCH v9 06/14] iomap: Return -EAGAIN from iomap_write_iter()
Date: Thu, 23 Jun 2022 10:51:49 -0700 [thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
If iomap_write_iter() encounters -EAGAIN, return -EAGAIN to the caller.
Signed-off-by: Stefan Roesch <[email protected]>
---
fs/iomap/buffered-io.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c
index 83cf093fcb92..f2e36240079f 100644
--- a/fs/iomap/buffered-io.c
+++ b/fs/iomap/buffered-io.c
@@ -830,7 +830,13 @@ static loff_t iomap_write_iter(struct iomap_iter *iter, struct iov_iter *i)
length -= status;
} while (iov_iter_count(i) && length);
- return written ? written : status;
+ if (status == -EAGAIN) {
+ iov_iter_revert(i, written);
+ return -EAGAIN;
+ }
+ if (written)
+ return written;
+ return status;
}
ssize_t
--
2.30.2
next prev parent reply other threads:[~2022-06-23 19:02 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-23 17:51 [RESEND PATCH v9 00/14] io-uring/xfs: support async buffered writes Stefan Roesch
2022-06-23 17:51 ` [RESEND PATCH v9 01/14] mm: Move starting of background writeback into the main balancing loop Stefan Roesch
2022-06-23 17:51 ` [RESEND PATCH v9 02/14] mm: Move updates of dirty_exceeded into one place Stefan Roesch
2022-06-23 17:51 ` [RESEND PATCH v9 03/14] mm: Add balance_dirty_pages_ratelimited_flags() function Stefan Roesch
2022-06-23 17:51 ` [RESEND PATCH v9 05/14] iomap: Add async buffered write support Stefan Roesch
2022-06-23 17:51 ` Stefan Roesch [this message]
2022-06-23 20:18 ` [RESEND PATCH v9 06/14] iomap: Return -EAGAIN from iomap_write_iter() Darrick J. Wong
2022-06-23 20:23 ` Stefan Roesch
2022-06-23 20:32 ` Darrick J. Wong
2022-06-24 5:19 ` Christoph Hellwig
2022-06-23 17:51 ` [RESEND PATCH v9 09/14] fs: Split off inode_needs_update_time and __file_update_time Stefan Roesch
2022-06-23 17:51 ` [RESEND PATCH v9 11/14] io_uring: Add support for async buffered writes Stefan Roesch
2022-06-23 17:51 ` [RESEND PATCH v9 12/14] io_uring: Add tracepoint for short writes Stefan Roesch
2022-06-23 17:51 ` [RESEND PATCH v9 14/14] xfs: Add async buffered write support Stefan Roesch
2022-06-23 20:31 ` [RESEND PATCH v9 00/14] io-uring/xfs: support async buffered writes Darrick J. Wong
2022-06-23 22:06 ` Jens Axboe
2022-06-24 5:14 ` Christoph Hellwig
2022-06-24 14:49 ` Jens Axboe
2022-06-24 15:27 ` Ammar Faizi
2022-06-24 15:29 ` Jens Axboe
[not found] ` <[email protected]>
2022-06-24 5:21 ` [RESEND PATCH v9 07/14] fs: Add check for async buffered writes to generic_write_checks Christoph Hellwig
2022-06-24 14:48 ` Jens Axboe
2022-06-24 17:06 ` Jens Axboe
2022-06-25 12:48 ` (subset) [RESEND PATCH v9 00/14] io-uring/xfs: support async buffered writes Jens Axboe
[not found] ` <[email protected]>
2023-03-03 4:51 ` [RESEND PATCH v9 04/14] iomap: Add flags parameter to iomap_page_create() Matthew Wilcox
2023-03-03 16:53 ` Darrick J. Wong
2023-03-03 17:29 ` Stefan Roesch
2023-03-06 13:03 ` Christoph Hellwig
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
[email protected] \
[email protected] \
[email protected] \
[email protected] \
[email protected] \
[email protected] \
[email protected] \
[email protected] \
[email protected] \
[email protected] \
[email protected] \
[email protected] \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox