io_uring/poll: improve readability of poll reference decrementing

This overly long line is hard to read. Break it up by AND'ing the
ref mask first, then perform the atomic_sub_return() with the value
itself.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Jens Axboe 2024-02-01 12:49:37 -07:00
parent 9fe3eaea4a
commit 3cdc4be114

View File

@ -343,8 +343,8 @@ static int io_poll_check_events(struct io_kiocb *req, struct io_tw_state *ts)
* Release all references, retry if someone tried to restart
* task_work while we were executing it.
*/
} while (atomic_sub_return(v & IO_POLL_REF_MASK, &req->poll_refs) &
IO_POLL_REF_MASK);
v &= IO_POLL_REF_MASK;
} while (atomic_sub_return(v, &req->poll_refs) & IO_POLL_REF_MASK);
return IOU_POLL_NO_ACTION;
}