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authorPavel Begunkov <asml.silence@gmail.com>2021-06-10 16:37:38 +0100
committerJens Axboe <axboe@kernel.dk>2021-06-10 16:33:51 -0600
commit9690557e22d63f13534fd167d293ac8ed8b104f9 (patch)
tree9b63395f775b4f1dbb4e403ff46aca6bb0eeb83d /fs
parent992da01aa932b432ef8dc3885fa76415b5dbe43f (diff)
io_uring: add feature flag for rsrc tags
Add IORING_FEAT_RSRC_TAGS indicating that io_uring supports a bunch of new IORING_REGISTER operations, in particular IORING_REGISTER_[FILES[,UPDATE]2,BUFFERS[2,UPDATE]] that support rsrc tagging, and also indicating implemented dynamic fixed buffer updates. Signed-off-by: Pavel Begunkov <asml.silence@gmail.com> Link: https://lore.kernel.org/r/9b995d4045b6c6b4ab7510ca124fd25ac2203af7.1623339162.git.asml.silence@gmail.com Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs')
-rw-r--r--fs/io_uring.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/io_uring.c b/fs/io_uring.c
index 663fef3d56df..fa8794c61af7 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -9676,7 +9676,8 @@ static int io_uring_create(unsigned entries, struct io_uring_params *p,
IORING_FEAT_SUBMIT_STABLE | IORING_FEAT_RW_CUR_POS |
IORING_FEAT_CUR_PERSONALITY | IORING_FEAT_FAST_POLL |
IORING_FEAT_POLL_32BITS | IORING_FEAT_SQPOLL_NONFIXED |
- IORING_FEAT_EXT_ARG | IORING_FEAT_NATIVE_WORKERS;
+ IORING_FEAT_EXT_ARG | IORING_FEAT_NATIVE_WORKERS |
+ IORING_FEAT_RSRC_TAGS;
if (copy_to_user(params, p, sizeof(*p))) {
ret = -EFAULT;