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-rw-r--r--drivers/md/raid5.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 46042c7..a622ccb 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -5146,8 +5146,15 @@ static void make_request(struct mddev *mddev, struct bio * bi)
bool do_prepare;
if (unlikely(bi->bi_rw & REQ_FLUSH)) {
- md_flush_request(mddev, bi);
- return;
+ int ret = r5l_handle_flush_request(conf->log, bi);
+
+ if (ret == 0)
+ return;
+ if (ret == -ENODEV) {
+ md_flush_request(mddev, bi);
+ return;
+ }
+ /* ret == -EAGAIN, fallback */
}
md_write_start(mddev, bi);
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