From: Pavel Begunkov <asml.silence@gmail.com> mainline inclusion from mainline-5.8-rc1 commit c11368a57be460de889696f6ff8815fbcacf4db2 category: feature bugzilla: https://bugzilla.openeuler.org/show_bug.cgi?id=27 CVE: NA --------------------------- req->flags stores all sqe->flags. After checking that sqe->flags are valid set if IOSQE* flags, no need to double check it, just forward them all. Signed-off-by: Pavel Begunkov <asml.silence@gmail.com> Signed-off-by: Jens Axboe <axboe@kernel.dk> Signed-off-by: yangerkun <yangerkun@huawei.com> Reviewed-by: zhangyi (F) <yi.zhang@huawei.com> Signed-off-by: Cheng Jian <cj.chengjian@huawei.com> --- fs/io_uring.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/fs/io_uring.c b/fs/io_uring.c index 97eef11877ab..2b9678f91395 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -5858,9 +5858,7 @@ static int io_init_req(struct io_ring_ctx *ctx, struct io_kiocb *req, } /* same numerical values with corresponding REQ_F_*, safe to copy */ - req->flags |= sqe_flags & (IOSQE_IO_DRAIN | IOSQE_IO_HARDLINK | - IOSQE_ASYNC | IOSQE_FIXED_FILE | - IOSQE_BUFFER_SELECT | IOSQE_IO_LINK); + req->flags |= sqe_flags; if (!io_op_defs[req->opcode].needs_file) return 0; -- 2.25.1