io_uring: add feature flag for rsrc tags
authorPavel Begunkov <asml.silence@gmail.com>
Thu, 10 Jun 2021 15:37:38 +0000 (16:37 +0100)
committerJens Axboe <axboe@kernel.dk>
Thu, 10 Jun 2021 22:33:51 +0000 (16:33 -0600)
commit9690557e22d63f13534fd167d293ac8ed8b104f9
tree9b63395f775b4f1dbb4e403ff46aca6bb0eeb83d
parent992da01aa932b432ef8dc3885fa76415b5dbe43f
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>
fs/io_uring.c
include/uapi/linux/io_uring.h