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locking: pvmove is locking holding LV

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As we do get lock for pvmove LV - it's lockholder ATM.
This commit is contained in:
Zdenek Kabelac 2017-11-24 13:55:57 +01:00
parent 8cf10948bd
commit b5be7420d9
2 changed files with 4 additions and 0 deletions
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1
WHATS_NEW
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@ -1,5 +1,6 @@
Version 2.02.177 -
====================================
Make a pvmove LV locking holder.
Do not change critical section counter on resume path without real resume.
Enhance activation code to automatically suspend pvmove participants.
Remove unnecessary single read from lvmdiskscan.

3
lib/metadata/lv.c
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@ -1604,6 +1604,9 @@ const struct logical_volume *lv_lock_holder(const struct logical_volume *lv)
if ((lv_is_raid_image(lv) || lv_is_raid_metadata(lv)) && lv_is_visible(lv))
return lv;
if (lv_is_pvmove(lv))
return lv;
/* For other types, by default look for the first user */
dm_list_iterate_items(sl, &lv->segs_using_this_lv) {
/* FIXME: complete this exception list */