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dm table: improve warning message when devices not freed before destruction 

Report any devices forgotten to be freed before a table is destroyed.

Signed-off-by: Jonathan Brassow <jbrassow@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
This commit is contained in:
Jonthan Brassow 2009-06-22 10:12:29 +01:00 committed by Alasdair G Kergon
parent f392ba889b
commit 1b6da75459
1 changed files with 3 additions and 5 deletions
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8
drivers/md/dm-table.c
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@ -267,6 +267,8 @@ static void free_devices(struct list_head *devices)
list_for_each_safe(tmp, next, devices) {
struct dm_dev_internal *dd =
list_entry(tmp, struct dm_dev_internal, list);
DMWARN("dm_table_destroy: dm_put_device call missing for %s",
dd->dm_dev.name);
kfree(dd);
}
}
@ -296,12 +298,8 @@ void dm_table_destroy(struct dm_table *t)
vfree(t->highs);
/* free the device list */
if (t->devices.next != &t->devices) {
DMWARN("devices still present during destroy: "
"dm_table_remove_device calls missing");
if (t->devices.next != &t->devices)
free_devices(&t->devices);
}
kfree(t);
}