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authorIngo Molnar <[email protected]>2016-10-16 11:31:39 +0200
committerIngo Molnar <[email protected]>2016-10-16 11:31:39 +0200
commit1d33369db25eb7f37b7a8bd22d736888b4501a9c (patch)
tree116d764339be1bca928870151decbedc53a9e1d1 /fs/direct-io.c
parent23446cb66c073b827779e5eb3dec301623299b32 (diff)
parent1001354ca34179f3db924eb66672442a173147dc (diff)
Merge tag 'v4.9-rc1' into x86/urgent, to pick up updates
Signed-off-by: Ingo Molnar <[email protected]>
Diffstat (limited to 'fs/direct-io.c')
-rw-r--r--fs/direct-io.c3
1 files changed, 3 insertions, 0 deletions
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)