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Diffstat (limited to 'drivers/md/raid1.c')
-rw-r--r--drivers/md/raid1.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 34e26834ad28..108c75006cef 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -872,8 +872,11 @@ static void flush_pending_writes(struct r1conf *conf)
* backgroup IO calls must call raise_barrier. Once that returns
* there is no normal IO happeing. It must arrange to call
* lower_barrier when the particular background IO completes.
+ *
+ * If resync/recovery is interrupted, returns -EINTR;
+ * Otherwise, returns 0.
*/
-static sector_t raise_barrier(struct r1conf *conf, sector_t sector_nr)
+static int raise_barrier(struct r1conf *conf, sector_t sector_nr)
{
int idx = sector_to_idx(sector_nr);