[lvm-devel] [PATCH] Do not scan snapshot origin for labels while 'ignore_suspended_devices()' is set

[Milan Broz]

On 08/25/2010 04:38 PM, Jonathan Brassow wrote:

> +		 * Snapshot origin could be sitting on top of a mirror which
> +		 * could be blocking I/O.  Skip snapshot origins entirely for
> +		 * now.
> +		 *
> +		 * FIXME: rather than skipping origin, check if mirror is
> +		 * underneath and if the mirror is blocking I/O.
> +		 */
> +		if (target_type && !strcmp(target_type, "snapshot-origin") &&
> +		    ignore_suspended_devices()) {
> +			log_debug("%s: Snapshot-origin device %s not usable.",
> +				  dev_name(dev), name);
> +			goto out;

Well, if no one can find situation where this breaks some existing config,
let's try that - we need something working in this release.

The code need rewrite here anyway... ack from me for now.

Milan