[PATCH] rbd: revalidate_disk upon rbd resize

[Laurent Barbe]

If rbd disk is open and rbd resize is done, new size is not visible by
filesystem.
Like is done in virtio-blk and dm driver, revalidate_disk() permits to
update the bd_inode size.

Signed-off-by: Laurent Barbe <laurent@xxxxxxxxxxx>
---
 drivers/block/rbd.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index f556f8a..1963025 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -2293,6 +2293,7 @@ static void rbd_update_mapping_size(struct rbd_device *rbd_dev)
 	dout("setting size to %llu sectors", (unsigned long long) size);
 	rbd_dev->mapping.size = (u64) size;
 	set_capacity(rbd_dev->disk, size);
+	revalidate_disk(rbd_dev->disk);
 }
 
 /*
-- 
1.7.10.4

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