c1edbf5f081be ("io_uring: flag SQPOLL busy condition to userspace")
added an extra overflowed CQE flush in the SQPOLL submission path due to
backpressure, which was later removed. Remove the flush and let
io_cqring_wait() / iopoll handle it.
Signed-off-by: Pavel Begunkov <asml.silence@xxxxxxxxx>
---
io_uring/io_uring.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c
index 7e90c37084a9..55838813ac3e 100644
--- a/io_uring/io_uring.c
+++ b/io_uring/io_uring.c
@@ -3238,8 +3238,6 @@ SYSCALL_DEFINE6(io_uring_enter, unsigned int, fd, u32, to_submit,
*/
ret = 0;
if (ctx->flags & IORING_SETUP_SQPOLL) {
- io_cqring_overflow_flush(ctx);
-
if (unlikely(ctx->sq_data->thread == NULL)) {
ret = -EOWNERDEAD;
goto out;
--
2.44.0
