diff options
Diffstat (limited to 'fs/dax.c')
| -rw-r--r-- | fs/dax.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/dax.c b/fs/dax.c index 4229513806bea..20ecf652c129d 100644 --- a/fs/dax.c +++ b/fs/dax.c @@ -1743,6 +1743,9 @@ dax_iomap_rw(struct kiocb *iocb, struct iov_iter *iter, loff_t done = 0; int ret; + if (WARN_ON_ONCE(iocb->ki_flags & IOCB_ATOMIC)) + return -EIO; + if (!iomi.len) return 0; |