From 948ee3e39657a46278761dee837b9728906cd7ab Mon Sep 17 00:00:00 2001
From: Alasdair Kergon <agk@redhat.com>
Date: Tue, 12 Dec 2006 19:30:10 +0000
Subject: [PATCH] Fix detection of smallest area in _alloc_parallel_area() for
 cling policy.

---
 WHATS_NEW               |  1 +
 lib/metadata/lv_manip.c | 10 +++++-----
 2 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/WHATS_NEW b/WHATS_NEW
index 5c5b49927..e6af77db6 100644
--- a/WHATS_NEW
+++ b/WHATS_NEW
@@ -1,5 +1,6 @@
 Version 2.02.17 -
 ===================================
+  Fix detection of smallest area in _alloc_parallel_area() for cling policy.
   Add manpage entry for clvmd -T
   Fix gulm operation of clvmd, including a hang when doing lvchange -aey
   Fix hang in clvmd if a pre-command failed.
diff --git a/lib/metadata/lv_manip.c b/lib/metadata/lv_manip.c
index aa47ded58..bcea7a5d7 100644
--- a/lib/metadata/lv_manip.c
+++ b/lib/metadata/lv_manip.c
@@ -628,17 +628,17 @@ static int _alloc_parallel_area(struct alloc_handle *ah, uint32_t needed,
 				struct pv_area **areas,
 				uint32_t *ix, struct pv_area *log_area)
 {
-	uint32_t area_len, smallest, remaining;
+	uint32_t area_len, remaining;
 	uint32_t s;
 	struct alloced_area *aa;
 
 	remaining = needed - *ix;
 	area_len = remaining / ah->area_multiple;
 
-	smallest = areas[ah->area_count - 1]->count;
-
-	if (area_len > smallest)
-		area_len = smallest;
+	/* Reduce area_len to the smallest of the areas */
+	for (s = 0; s < ah->area_count; s++)
+		if (area_len > areas[s]->count)
+			area_len = areas[s]->count;
 
 	if (!(aa = dm_pool_alloc(ah->mem, sizeof(*aa) *
 			      (ah->area_count + (log_area ? 1 : 0))))) {