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authorDave Airlie <airlied@redhat.com>2017-02-23 12:10:12 +1000
committerDave Airlie <airlied@redhat.com>2017-02-23 12:10:12 +1000
commit94000cc32988a0674923309d35ab9c2405c4b39b (patch)
treeef9d58ea9ad614bfdf6d0c7c6293f05dbd989475 /drivers/md/md.c
parenta5eb76d9c892b8bd7d3505f8897cf126a54860bd (diff)
parent7089db84e356562f8ba737c29e472cc42d530dbc (diff)
Merge tag 'v4.10-rc8' into drm-next
Linux 4.10-rc8 Backmerge Linus rc8 to fix some conflicts, but also to avoid pulling it in via a fixes pull from someone.
Diffstat (limited to 'drivers/md/md.c')
-rw-r--r--drivers/md/md.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 82821ee0d57f..01175dac0db6 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -5291,6 +5291,11 @@ int md_run(struct mddev *mddev)
if (start_readonly && mddev->ro == 0)
mddev->ro = 2; /* read-only, but switch on first write */
+ /*
+ * NOTE: some pers->run(), for example r5l_recovery_log(), wakes
+ * up mddev->thread. It is important to initialize critical
+ * resources for mddev->thread BEFORE calling pers->run().
+ */
err = pers->run(mddev);
if (err)
pr_warn("md: pers->run() failed ...\n");