diff options
Diffstat (limited to 'fs/aio.c')
-rw-r--r-- | fs/aio.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/aio.c b/fs/aio.c index 020fa0045e3c1..34027b67e2f4b 100644 --- a/fs/aio.c +++ b/fs/aio.c @@ -1592,6 +1592,12 @@ static int io_submit_one(struct kioctx *ctx, struct iocb __user *user_iocb, goto out_put_req; } + if ((req->common.ki_flags & IOCB_NOWAIT) && + !(req->common.ki_flags & IOCB_DIRECT)) { + ret = -EOPNOTSUPP; + goto out_put_req; + } + ret = put_user(KIOCB_KEY, &user_iocb->aio_key); if (unlikely(ret)) { pr_debug("EFAULT: aio_key\n"); |