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authorJens Axboe <axboe@kernel.dk>2019-12-02 18:51:26 -0700
committerJens Axboe <axboe@kernel.dk>2019-12-03 07:04:32 -0700
commitda8c96906990f1108cb626ee7865e69267a3263b (patch)
treeb8c0abab6954fd7209e6eeed658cb312e6193902 /include/uapi
parentf499a021ea8c9f70321fce3d674d8eca5bbeee2c (diff)
downloadlinux-da8c96906990f1108cb626ee7865e69267a3263b.tar.bz2
io_uring: mark us with IORING_FEAT_SUBMIT_STABLE
If this flag is set, applications can be certain that any data for async offload has been consumed when the kernel has consumed the SQE. Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include/uapi')
-rw-r--r--include/uapi/linux/io_uring.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/uapi/linux/io_uring.h b/include/uapi/linux/io_uring.h
index 4637ed1d9949..eabccb46edd1 100644
--- a/include/uapi/linux/io_uring.h
+++ b/include/uapi/linux/io_uring.h
@@ -157,6 +157,7 @@ struct io_uring_params {
*/
#define IORING_FEAT_SINGLE_MMAP (1U << 0)
#define IORING_FEAT_NODROP (1U << 1)
+#define IORING_FEAT_SUBMIT_STABLE (1U << 2)
/*
* io_uring_register(2) opcodes and arguments