From: Jens Axboe <axboe@kernel.dk>
To: io-uring@vger.kernel.org
Cc: jlayton@kernel.org, Jens Axboe <axboe@kernel.dk>
Subject: [PATCH 2/4] io_uring: move CLOSE req->file checking into handler
Date: Tue, 3 Mar 2020 16:50:51 -0700 [thread overview]
Message-ID: <20200303235053.16309-3-axboe@kernel.dk> (raw)
In-Reply-To: <20200303235053.16309-1-axboe@kernel.dk>
In preparation for not needing req->file in on the prep side at all.
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---
fs/io_uring.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/fs/io_uring.c b/fs/io_uring.c
index 0464efbeba25..9d5e49a39dba 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -3367,10 +3367,6 @@ 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)
- return -EBADF;
-
return 0;
}
@@ -3400,6 +3396,10 @@ static int io_close(struct io_kiocb *req, bool force_nonblock)
{
int ret;
+ if (req->file->f_op == &io_uring_fops ||
+ req->close.fd == req->ctx->ring_fd)
+ 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:[~2020-03-03 23:51 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-03 23:50 [PATCHSET RFC 0/4] Support passing fds between chain links Jens Axboe
2020-03-03 23:50 ` [PATCH 1/4] io_uring: add end-of-bits marker and build time verify it Jens Axboe
2020-03-03 23:50 ` Jens Axboe [this message]
2020-03-04 13:07 ` [PATCH 2/4] io_uring: move CLOSE req->file checking into handler Pavel Begunkov
2020-03-04 17:47 ` Jens Axboe
2020-03-03 23:50 ` [PATCH 3/4] io_uring: move read/write side file based prep into op handler Jens Axboe
2020-03-03 23:50 ` [PATCH 4/4] io_uring: test patch for fd passing Jens Axboe
2020-03-04 13:13 ` Pavel Begunkov
2020-03-04 17:48 ` Jens Axboe
2020-03-04 0:43 ` [PATCHSET RFC 0/4] Support passing fds between chain links Jeff Layton
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