From 34507894e957c3298d3d5c72010189f2d44d4b26 Mon Sep 17 00:00:00 2001
From: Zdenek Kabelac <zkabelac@redhat.com>
Date: Wed, 21 Dec 2011 13:10:05 +0000
Subject: [PATCH] Thin add lv_thin_pool_percent

---
 lib/activate/activate.c | 24 ++++++++++++++++++++++++
 lib/activate/activate.h |  1 +
 2 files changed, 25 insertions(+)

diff --git a/lib/activate/activate.c b/lib/activate/activate.c
index 3ebb12246..44227b68c 100644
--- a/lib/activate/activate.c
+++ b/lib/activate/activate.c
@@ -689,6 +689,30 @@ int lv_raid_percent(const struct logical_volume *lv, percent_t *percent)
 	return lv_mirror_percent(lv->vg->cmd, lv, 0, percent, NULL);
 }
 
+/*
+ * Returns 1 if percent set, else 0 on failure.
+ */
+int lv_thin_pool_percent(const struct logical_volume *lv, percent_t *percent)
+{
+	int r;
+	struct dev_manager *dm;
+
+	if (!activation())
+		return 0;
+
+	log_debug("Checking thin pool percent for LV %s/%s", lv->vg->name, lv->name);
+
+	if (!(dm = dev_manager_create(lv->vg->cmd, lv->vg->name, 1)))
+		return_0;
+
+	if (!(r = dev_manager_thin_pool_percent(dm, lv, percent)))
+		stack;
+
+	dev_manager_destroy(dm);
+
+	return r;
+}
+
 static int _lv_active(struct cmd_context *cmd, struct logical_volume *lv)
 {
 	struct lvinfo info;
diff --git a/lib/activate/activate.h b/lib/activate/activate.h
index 283c1d21c..e62a872a2 100644
--- a/lib/activate/activate.h
+++ b/lib/activate/activate.h
@@ -100,6 +100,7 @@ int lv_snapshot_percent(const struct logical_volume *lv, percent_t *percent);
 int lv_mirror_percent(struct cmd_context *cmd, const struct logical_volume *lv,
 		      int wait, percent_t *percent, uint32_t *event_nr);
 int lv_raid_percent(const struct logical_volume *lv, percent_t *percent);
+int lv_thin_pool_percent(const struct logical_volume *lv, percent_t *percent);
 
 /*
  * Return number of LVs in the VG that are active.