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Fix dev_manager_transient to access -real device not snapshot-origin. (brassow)

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Another reminder why cloning functions impedes maintenance.
This commit is contained in:
Alasdair Kergon
2010-08-17 01:51:12 +00:00
parent 394c628931
commit c16ca69070
2 changed files with 4 additions and 1 deletions
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1
WHATS_NEW
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@@ -1,5 +1,6 @@
Version 2.02.73 - Version 2.02.73 -
================================ ================================
Fix dev_manager_transient to access -real device not snapshot-origin.
Monitor origin -real device below snapshot instead of overlay device. Monitor origin -real device below snapshot instead of overlay device.
Don't really change monitoring status when in test mode. Don't really change monitoring status when in test mode.
Fix some exit statuses when starting/stopping monitoring fails. Fix some exit statuses when starting/stopping monitoring fails.

4
lib/activate/dev_manager.c
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@@ -548,6 +548,7 @@ static int _percent(struct dev_manager *dm, const char *name, const char *dlid,
return 0; return 0;
} }
/* FIXME Merge with the percent function */
int dev_manager_transient(struct dev_manager *dm, struct logical_volume *lv) int dev_manager_transient(struct dev_manager *dm, struct logical_volume *lv)
{ {
int r = 0; int r = 0;
@@ -558,10 +559,11 @@ int dev_manager_transient(struct dev_manager *dm, struct logical_volume *lv)
char *type = NULL; char *type = NULL;
char *params = NULL; char *params = NULL;
char *dlid = NULL; char *dlid = NULL;
char *suffix = lv_is_origin(lv) ? "real" : NULL;
const struct dm_list *segh = &lv->segments; const struct dm_list *segh = &lv->segments;
struct lv_segment *seg = NULL; struct lv_segment *seg = NULL;
if (!(dlid = build_dm_uuid(dm->mem, lv->lvid.s, NULL))) if (!(dlid = build_dm_uuid(dm->mem, lv->lvid.s, suffix)))
return_0; return_0;
if (!(dmt = _setup_task(0, dlid, NULL, DM_DEVICE_STATUS, 0, 0))) if (!(dmt = _setup_task(0, dlid, NULL, DM_DEVICE_STATUS, 0, 0)))