Commit a88fc400 authored by Pavel Begunkov's avatar Pavel Begunkov Committed by Jens Axboe

io_uring: set/clear IOCB_NOWAIT into io_read/write

Move setting IOCB_NOWAIT from io_prep_rw() into io_read()/io_write(), so
it's set/cleared in a single place. Also remove @force_nonblock
parameter from io_prep_rw().
Signed-off-by: default avatarPavel Begunkov <asml.silence@gmail.com>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 2d199895
......@@ -2633,8 +2633,7 @@ static bool io_file_supports_async(struct file *file, int rw)
return file->f_op->write_iter != NULL;
}
static int io_prep_rw(struct io_kiocb *req, const struct io_uring_sqe *sqe,
bool force_nonblock)
static int io_prep_rw(struct io_kiocb *req, const struct io_uring_sqe *sqe)
{
struct io_ring_ctx *ctx = req->ctx;
struct kiocb *kiocb = &req->rw.kiocb;
......@@ -2669,9 +2668,6 @@ static int io_prep_rw(struct io_kiocb *req, const struct io_uring_sqe *sqe,
if (kiocb->ki_flags & IOCB_NOWAIT)
req->flags |= REQ_F_NOWAIT;
if (force_nonblock)
kiocb->ki_flags |= IOCB_NOWAIT;
if (ctx->flags & IORING_SETUP_IOPOLL) {
if (!(kiocb->ki_flags & IOCB_DIRECT) ||
!kiocb->ki_filp->f_op->iopoll)
......@@ -3149,7 +3145,7 @@ static int io_read_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe,
{
ssize_t ret;
ret = io_prep_rw(req, sqe, force_nonblock);
ret = io_prep_rw(req, sqe);
if (ret)
return ret;
......@@ -3284,6 +3280,9 @@ static int io_read(struct io_kiocb *req, bool force_nonblock,
/* Ensure we clear previously set non-block flag */
if (!force_nonblock)
kiocb->ki_flags &= ~IOCB_NOWAIT;
else
kiocb->ki_flags |= IOCB_NOWAIT;
/* If the file doesn't support async, just async punt */
no_async = force_nonblock && !io_file_supports_async(req->file, READ);
......@@ -3373,7 +3372,7 @@ static int io_write_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe,
{
ssize_t ret;
ret = io_prep_rw(req, sqe, force_nonblock);
ret = io_prep_rw(req, sqe);
if (ret)
return ret;
......@@ -3408,7 +3407,9 @@ static int io_write(struct io_kiocb *req, bool force_nonblock,
/* Ensure we clear previously set non-block flag */
if (!force_nonblock)
req->rw.kiocb.ki_flags &= ~IOCB_NOWAIT;
kiocb->ki_flags &= ~IOCB_NOWAIT;
else
kiocb->ki_flags |= IOCB_NOWAIT;
/* If the file doesn't support async, just async punt */
if (force_nonblock && !io_file_supports_async(req->file, WRITE))
......
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