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-rw-r--r--drivers/md/dm-raid.c5
-rw-r--r--drivers/md/md.c8
-rw-r--r--drivers/md/md.h1
3 files changed, 6 insertions, 8 deletions
diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c
index 68965e663248..73a068da10d9 100644
--- a/drivers/md/dm-raid.c
+++ b/drivers/md/dm-raid.c
@@ -155,10 +155,7 @@ static void context_free(struct raid_set *rs)
for (i = 0; i < rs->md.raid_disks; i++) {
if (rs->dev[i].meta_dev)
dm_put_device(rs->ti, rs->dev[i].meta_dev);
- if (rs->dev[i].rdev.sb_page)
- put_page(rs->dev[i].rdev.sb_page);
- rs->dev[i].rdev.sb_page = NULL;
- rs->dev[i].rdev.sb_loaded = 0;
+ md_rdev_clear(&rs->dev[i].rdev);
if (rs->dev[i].data_dev)
dm_put_device(rs->ti, rs->dev[i].data_dev);
}
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 8fe1abf1b89c..d557e557ff8f 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -803,7 +803,7 @@ static int alloc_disk_sb(struct md_rdev * rdev)
return 0;
}
-static void free_disk_sb(struct md_rdev * rdev)
+void md_rdev_clear(struct md_rdev *rdev)
{
if (rdev->sb_page) {
put_page(rdev->sb_page);
@@ -817,7 +817,7 @@ static void free_disk_sb(struct md_rdev * rdev)
rdev->bb_page = NULL;
}
}
-
+EXPORT_SYMBOL_GPL(md_rdev_clear);
static void super_written(struct bio *bio, int error)
{
@@ -2244,7 +2244,7 @@ static void export_rdev(struct md_rdev * rdev)
bdevname(rdev->bdev,b));
if (rdev->mddev)
MD_BUG();
- free_disk_sb(rdev);
+ md_rdev_clear(rdev);
#ifndef MODULE
if (test_bit(AutoDetected, &rdev->flags))
md_autodetect_dev(rdev->bdev->bd_dev);
@@ -3324,7 +3324,7 @@ static struct md_rdev *md_import_device(dev_t newdev, int super_format, int supe
abort_free:
if (rdev->bdev)
unlock_rdev(rdev);
- free_disk_sb(rdev);
+ md_rdev_clear(rdev);
kfree(rdev->badblocks.page);
kfree(rdev);
return ERR_PTR(err);
diff --git a/drivers/md/md.h b/drivers/md/md.h
index 98913e8dac1a..360937389e64 100644
--- a/drivers/md/md.h
+++ b/drivers/md/md.h
@@ -619,6 +619,7 @@ extern int md_run(struct mddev *mddev);
extern void md_stop(struct mddev *mddev);
extern void md_stop_writes(struct mddev *mddev);
extern int md_rdev_init(struct md_rdev *rdev);
+extern void md_rdev_clear(struct md_rdev *rdev);
extern void mddev_suspend(struct mddev *mddev);
extern void mddev_resume(struct mddev *mddev);