io_uring/rsrc: use rq_data_dir() to compute bvec dir

The macro rq_data_dir() already computes a request's data direction.
Use it in place of the if-else to set imu->dir.

Signed-off-by: Caleb Sander Mateos <csander@purestorage.com>
Link: https://lore.kernel.org/r/20250228223057.615284-1-csander@purestorage.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/io_uring/rsrc.c b/io_uring/rsrc.c
index 45bfb37bca1e6ac5b1273444e55e86b299225983..3107a03d56b832ef725cfe3e82accddf360e8c2c 100644 (file)
--- a/io_uring/rsrc.c
+++ b/io_uring/rsrc.c
@@ -959,11 +959,7 @@ int io_buffer_register_bvec(struct io_uring_cmd *cmd, struct request *rq,
        imu->release = release;
        imu->priv = rq;
        imu->is_kbuf = true;
-
-       if (op_is_write(req_op(rq)))
-               imu->dir = IO_IMU_SOURCE;
-       else
-               imu->dir = IO_IMU_DEST;
+       imu->dir = 1 << rq_data_dir(rq);
 
        bvec = imu->bvec;
        rq_for_each_bvec(bv, rq, rq_iter)