From: Jens Axboe <[email protected]>
To: [email protected]
Cc: [email protected], [email protected], Jens Axboe <[email protected]>
Subject: [PATCH 2/6] io_uring: move CLOSE req->file checking into handler
Date: Wed, 4 Mar 2020 11:00:12 -0700 [thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
In preparation for not needing req->file in on the prep side at all.
Signed-off-by: Jens Axboe <[email protected]>
---
fs/io_uring.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/fs/io_uring.c b/fs/io_uring.c
index 0fcd6968cf0f..c29a721114e0 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -3367,10 +3367,8 @@ static int io_close_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe)
return -EBADF;
req->close.fd = READ_ONCE(sqe->fd);
- if (req->file->f_op == &io_uring_fops ||
- req->close.fd == req->ctx->ring_fd)
+ if (req->close.fd == req->ctx->ring_fd)
return -EBADF;
-
return 0;
}
@@ -3400,6 +3398,9 @@ static int io_close(struct io_kiocb *req, bool force_nonblock)
{
int ret;
+ if (req->file->f_op == &io_uring_fops)
+ return -EBADF;
+
req->close.put_file = NULL;
ret = __close_fd_get_file(req->close.fd, &req->close.put_file);
if (ret < 0)
--
2.25.1
next prev parent reply other threads:[~2020-03-04 18:00 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-04 18:00 [PATCHSET v2 0/6] Support selectable file descriptors Jens Axboe
2020-03-04 18:00 ` [PATCH 1/6] fs: openat2: Extend open_how to allow userspace-selected fds Jens Axboe
2020-03-04 18:00 ` Jens Axboe [this message]
2020-03-04 18:00 ` [PATCH 3/6] io_uring: move read/write side file based prep into op handler Jens Axboe
2020-03-04 18:00 ` [PATCH 4/6] io_uring: support deferred retrival of file from fd Jens Axboe
2020-03-04 18:00 ` [PATCH 5/6] net: allow specific fd selection for __sys_accept4_file() Jens Axboe
2020-03-04 18:00 ` [PATCH 6/6] io_uring: allow specific fd for IORING_OP_ACCEPT Jens Axboe
2020-03-04 19:02 ` Josh Triplett
2020-03-04 19:09 ` Jens Axboe
2020-03-04 19:51 ` Josh Triplett
2020-03-04 19:03 ` [PATCHSET v2 0/6] Support selectable file descriptors Josh Triplett
2020-03-04 19:10 ` Jens Axboe
2020-03-04 19:28 ` Jeff Layton
2020-03-04 19:50 ` Jens Axboe
2020-03-04 19:56 ` Josh Triplett
2020-03-04 20:00 ` Jens Axboe
2020-03-04 20:09 ` Josh Triplett
2020-03-04 20:14 ` Jens Axboe
2020-03-09 20:33 ` Stefan Metzmacher
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] \
/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