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SubjectRe: [PATCH] block: add partition uuid into uevent as "PARTUUID"
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Hi Konstantin,

> On Oct 6, 2017, at 7:42 AM, Konstantin Khlebnikov <khlebnikov@yandex-team.ru> wrote:
>
> Both most common formats have uuid in addition to partition name:
> GPT: standard uuid xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx
> DOS: 4 byte disk signature and 1 byte partition xxxxxxxx-xx
>
> Tools from util-linux use the same notation for them.
>
> Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
> ---
> block/partition-generic.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/block/partition-generic.c b/block/partition-generic.c
> index 88c555db4e5d..8f8b580aee16 100644
> --- a/block/partition-generic.c
> +++ b/block/partition-generic.c
> @@ -226,6 +226,8 @@ static int part_uevent(struct device *dev, struct kobj_uevent_env *env)
> add_uevent_var(env, "PARTN=%u", part->partno);
> if (part->info && part->info->volname[0])
> add_uevent_var(env, "PARTNAME=%s", part->info->volname);
> + if (part->info && part->info->uuid[0])
> + add_uevent_var(env, "PARTUUID=%s", part->info->uuid);
> return 0;
> }

Looks fine.

Reviewed-by: Kyle Fortin <kyle.fortin@oracle.com>

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