io_uring: kill fictitious submit iteration index

@i and @submitted are very much coupled together, and there is no need
to keep them both. Remove @i, it doesn't change generated binary but
helps to keep a single source of truth.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/fs/io_uring.c b/fs/io_uring.c
index 4352bce..32a6c89 100644 (file)
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -6884,7 +6884,7 @@ static int io_init_req(struct io_ring_ctx *ctx, struct io_kiocb *req,
 static int io_submit_sqes(struct io_ring_ctx *ctx, unsigned int nr)
 {
        struct io_submit_link link;
-       int i, submitted = 0;
+       int submitted = 0;
 
        /* if we have a backlog and couldn't flush it all, return BUSY */
        if (test_bit(0, &ctx->sq_check_overflow)) {
@@ -6904,7 +6904,7 @@ static int io_submit_sqes(struct io_ring_ctx *ctx, unsigned int nr)
        io_submit_state_start(&ctx->submit_state, nr);
        link.head = NULL;
 
-       for (i = 0; i < nr; i++) {
+       while (submitted < nr) {
                const struct io_uring_sqe *sqe;
                struct io_kiocb *req;
                int err;