X-Git-Url: http://git.cascardo.info/?a=blobdiff_plain;f=fs%2Fdirect-io.c;h=fb9aa16a77272818e39294b21506927076da27d7;hb=ca76f5b6bdbdc50af0d7b98cfcf7a2be7e95eb3d;hp=7c3ce73cb6170ee820aec560ece2fafc8b48b83c;hpb=fbae5cbb43512446ba15a3b90039cb127d22ee95;p=cascardo%2Flinux.git

diff --git a/fs/direct-io.c b/fs/direct-io.c
index 7c3ce73cb617..fb9aa16a7727 100644
--- a/fs/direct-io.c
+++ b/fs/direct-io.c
@@ -246,6 +246,9 @@ static ssize_t dio_complete(struct dio *dio, ssize_t ret, bool is_async)
 		if ((dio->op == REQ_OP_READ) &&
 		    ((offset + transferred) > dio->i_size))
 			transferred = dio->i_size - offset;
+		/* ignore EFAULT if some IO has been done */
+		if (unlikely(ret == -EFAULT) && transferred)
+			ret = 0;
 	}
 
 	if (ret == 0)