On 08/02/2012 07:09 AM, Daniel P. Berrange wrote:
> From: "Daniel P. Berrange" <berrange@xxxxxxxxxx>
>
> Both LVM volumes and SCSI LUNs have a globally unique
> identifier associated with them. It is useful to be able
> to query this identifier to then perform disk locking,
> rather than try to figure out a stable pathname.
> ---
> src/util/storage_file.c | 93 +++++++++++++++++++++++++++++++++++++++++++++++++
> src/util/storage_file.h | 3 ++
> 2 files changed, 96 insertions(+)
>
> +#ifdef HAVE_UDEV
> +const char *virStorageFileGetSCSIKey(const char *path)
> +{
> + char *key = NULL;
> + virCommandPtr cmd = virCommandNewArgList(
> + "/lib/udev/scsi_id",
Are we okay hard-coding the name of this utility, or should it be
learned during configure? At any rate, changing that can be an
incremental improvement later.
ACK.
--
Eric Blake eblake@xxxxxxxxxx +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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