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authorPavel Begunkov <asml.silence@gmail.com>2022-12-07 03:53:30 +0000
committerJens Axboe <axboe@kernel.dk>2022-12-07 06:47:13 -0700
commite6aeb2721d3bad8379c43644d0380908e93b0187 (patch)
tree82f98f25d70cf4e3e8781fdfdc493d5810810cf2 /include/linux/io_uring.h
parent1b346e4aa8e79227391ffd6b7c6ee5acf0fa8bfc (diff)
io_uring: complete all requests in task context
This patch adds ctx->task_complete flag. If set, we'll complete all requests in the context of the original task. Note, this extends to completion CQE posting only but not io_kiocb cleanup / free, e.g. io-wq may free the requests in the free calllback. This flag will be used later for optimisations purposes. Signed-off-by: Pavel Begunkov <asml.silence@gmail.com> Link: https://lore.kernel.org/r/21ece72953f76bb2e77659a72a14326227ab6460.1670384893.git.asml.silence@gmail.com Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include/linux/io_uring.h')
-rw-r--r--include/linux/io_uring.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/io_uring.h b/include/linux/io_uring.h
index 29e519752da4..934e5dd4ccc0 100644
--- a/include/linux/io_uring.h
+++ b/include/linux/io_uring.h
@@ -11,6 +11,8 @@ enum io_uring_cmd_flags {
IO_URING_F_UNLOCKED = 2,
/* the request is executed from poll, it should not be freed */
IO_URING_F_MULTISHOT = 4,
+ /* executed by io-wq */
+ IO_URING_F_IOWQ = 8,
/* int's last bit, sign checks are usually faster than a bit test */
IO_URING_F_NONBLOCK = INT_MIN,