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| author | Jens Axboe <axboe@kernel.dk> | 2022-05-18 13:48:03 -0600 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2022-05-18 14:24:36 -0600 |
| commit | bef8c8acae801b30924d074fb8bb31e79f87549c (patch) | |
| tree | e562fbf00dde9749e7a5d84b018410718c5375bf | |
| parent | c4a10701bd63a11aefe2ee6e0e48006382bd4de0 (diff) | |
| download | liburing-bef8c8acae801b30924d074fb8bb31e79f87549c.tar.gz liburing-bef8c8acae801b30924d074fb8bb31e79f87549c.tar.bz2 | |
Add io_uring_unregister_buf_ring()
This is the unregister part of registering a shared buffer ring.
Signed-off-by: Jens Axboe <axboe@kernel.dk>
| -rw-r--r-- | src/liburing.map | 1 | ||||
| -rw-r--r-- | src/register.c | 8 |
2 files changed, 9 insertions, 0 deletions
diff --git a/src/liburing.map b/src/liburing.map index 287d683..bebdb1d 100644 --- a/src/liburing.map +++ b/src/liburing.map @@ -52,4 +52,5 @@ LIBURING_2.2 { io_uring_unregister_ring_fd; io_uring_register_files_sparse; io_uring_register_buf_ring; + io_uring_unregister_buf_ring; } LIBURING_2.1; diff --git a/src/register.c b/src/register.c index 986e968..1b5171a 100644 --- a/src/register.c +++ b/src/register.c @@ -325,3 +325,11 @@ int io_uring_register_buf_ring(struct io_uring *ring, return ____sys_io_uring_register(ring->ring_fd, IORING_REGISTER_PBUF_RING, reg, 1); } + +int io_uring_unregister_buf_ring(struct io_uring *ring, int bgid) +{ + struct io_uring_buf_reg reg = { .bgid = bgid }; + + return ____sys_io_uring_register(ring->ring_fd, + IORING_UNREGISTER_PBUF_RING, ®, 1); +} |