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Fix detection of smallest area in _alloc_parallel_area() for cling policy.

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This commit is contained in:
Alasdair Kergon 2006-12-12 19:30:10 +00:00
parent 699b275aea
commit 948ee3e396
2 changed files with 6 additions and 5 deletions
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1
WHATS_NEW
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@ -1,5 +1,6 @@
Version 2.02.17 - Version 2.02.17 -
=================================== ===================================
Fix detection of smallest area in _alloc_parallel_area() for cling policy.
Add manpage entry for clvmd -T Add manpage entry for clvmd -T
Fix gulm operation of clvmd, including a hang when doing lvchange -aey Fix gulm operation of clvmd, including a hang when doing lvchange -aey
Fix hang in clvmd if a pre-command failed. Fix hang in clvmd if a pre-command failed.

10
lib/metadata/lv_manip.c
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@ -628,17 +628,17 @@ static int _alloc_parallel_area(struct alloc_handle *ah, uint32_t needed,
struct pv_area **areas, struct pv_area **areas,
uint32_t *ix, struct pv_area *log_area) uint32_t *ix, struct pv_area *log_area)
{ {
uint32_t area_len, smallest, remaining; uint32_t area_len, remaining;
uint32_t s; uint32_t s;
struct alloced_area *aa; struct alloced_area *aa;
remaining = needed - *ix; remaining = needed - *ix;
area_len = remaining / ah->area_multiple; area_len = remaining / ah->area_multiple;
smallest = areas[ah->area_count - 1]->count; /* Reduce area_len to the smallest of the areas */
for (s = 0; s < ah->area_count; s++)
if (area_len > smallest) if (area_len > areas[s]->count)
area_len = smallest; area_len = areas[s]->count;
if (!(aa = dm_pool_alloc(ah->mem, sizeof(*aa) * if (!(aa = dm_pool_alloc(ah->mem, sizeof(*aa) *
(ah->area_count + (log_area ? 1 : 0))))) { (ah->area_count + (log_area ? 1 : 0))))) {