From: Brian Swetland <swetland@google.com>
Date: Fri, 4 Feb 2011 21:19:10 +0000 (-0800)
Subject: block: genhd: Add partition name to the partition info uevent callback
X-Git-Tag: firefly_0821_release~7613^2~672
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=ec3e26868a693dd732e6badfe935d03688ec7314;p=firefly-linux-kernel-4.4.55.git

block: genhd: Add partition name to the partition info uevent callback

For disk and partition devices, add new uevent parameter:
PARTNAME specifices the partition name of a partition device

Signed-off-by: Dima Zavin <dima@android.com>
---

diff --git a/fs/partitions/check.c b/fs/partitions/check.c
index 467ac4bcc9d1..a0a041dfa0fd 100644
--- a/fs/partitions/check.c
+++ b/fs/partitions/check.c
@@ -371,6 +371,8 @@ static int part_uevent(struct device *dev, struct kobj_uevent_env *env)
 	struct hd_struct *part = dev_to_part(dev);
 
 	add_uevent_var(env, "PARTN=%u", part->partno);
+	if (part->info && part->info->volname[0])
+		add_uevent_var(env, "PARTNAME=%s", part->info->volname);
 	return 0;
 }