Re: [PATCH] rbd: revalidate_disk upon rbd resize

From: Alex Elder
Date: Wed Apr 10 2013 - 15:30:48 EST


On 04/10/2013 11:06 AM, Laurent Barbe wrote:
> 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.

Looks good to me. I'll take this in via the ceph-client tree.
Thanks a lot.

Reviewed-by: Alex Elder <elder@xxxxxxxxxxx>

> 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);
> }
>
> /*
>

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