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Call destroy_instance for any PVs found in VG structure during vg_free call.

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This is necessary for proper format instance ref_count support. We iterate
over vg->pvs and vg->removed_pvs list and the ref_count is decremented and
then it is destroyed if not referenced anymore.
This commit is contained in:
Peter Rajnoha 2011-03-11 15:06:13 +00:00
parent 84f48499a3
commit 2feb2a66fd
2 changed files with 12 additions and 0 deletions
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1
WHATS_NEW
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@ -1,5 +1,6 @@
Version 2.02.85 - Version 2.02.85 -
=================================== ===================================
Call destroy_instance for any PVs found in VG structure during vg_free call.
Add new free_pv_fid fn and use it throughout to free all attached fids. Add new free_pv_fid fn and use it throughout to free all attached fids.
Use only vg_set_fid and new pv_set_fid fn to assign the format instance. Use only vg_set_fid and new pv_set_fid fn to assign the format instance.
Make create_text_context fn static and move it inside create_instance fn. Make create_text_context fn static and move it inside create_instance fn.

11
lib/metadata/metadata.c
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@ -3243,9 +3243,20 @@ void free_pv_fid(struct physical_volume *pv)
void free_vg(struct volume_group *vg) void free_vg(struct volume_group *vg)
{ {
struct pv_list *pvl;
if (!vg) if (!vg)
return; return;
dm_list_iterate_items(pvl, &vg->pvs)
pvl->pv->fid->fmt->ops->destroy_instance(pvl->pv->fid);
dm_list_iterate_items(pvl, &vg->removed_pvs)
pvl->pv->fid->fmt->ops->destroy_instance(pvl->pv->fid);
if (vg->fid)
vg->fid->fmt->ops->destroy_instance(vg->fid);
if (vg->cmd && vg->vgmem == vg->cmd->mem) { if (vg->cmd && vg->vgmem == vg->cmd->mem) {
log_error(INTERNAL_ERROR "global memory pool used for VG %s", log_error(INTERNAL_ERROR "global memory pool used for VG %s",
vg->name); vg->name);