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[lvm-devel] [PATCH 4/9] pvresize: Do not use pv_read (get the PV from orphan VG).



---
 lib/metadata/pv_manip.c |  2 +-
 tools/pvresize.c        | 45 +++++++++++++++------------------------------
 2 files changed, 16 insertions(+), 31 deletions(-)

diff --git a/lib/metadata/pv_manip.c b/lib/metadata/pv_manip.c
index dea49f8..6dacf24 100644
--- a/lib/metadata/pv_manip.c
+++ b/lib/metadata/pv_manip.c
@@ -513,7 +513,7 @@ int pv_resize(struct physical_volume *pv,
 	/* pv->pe_count is 0 now! We need to recalculate! */
 
 	/* If there's a VG, calculate new PE count value. */
-	if (vg) {
+	if (vg && !is_orphan_vg(vg->name)) {
 		/* FIXME: Maybe PE calculation should go into pv->fmt->resize?
 		          (like it is for pv->fmt->setup) */
 		if (!(new_pe_count = pv_size(pv) / vg->extent_size)) {
diff --git a/tools/pvresize.c b/tools/pvresize.c
index 26959e8..0a3d55a 100644
--- a/tools/pvresize.c
+++ b/tools/pvresize.c
@@ -37,38 +37,25 @@ static int _pv_resize_single(struct cmd_context *cmd,
 	struct volume_group *old_vg = vg;
 	int vg_needs_pv_write = 0;
 
-	if (is_orphan_vg(vg_name)) {
-		if (!lock_vol(cmd, vg_name, LCK_VG_WRITE, NULL)) {
-			log_error("Can't get lock for orphans");
-			return 0;
-		}
+	vg = vg_read_for_update(cmd, vg_name, NULL, 0);
 
-		if (!(pv = pv_read(cmd, pv_name, 1, 0))) {
-			unlock_vg(cmd, vg_name);
-			log_error("Unable to read PV \"%s\"", pv_name);
-			return 0;
-		}
-	} else {
-		vg = vg_read_for_update(cmd, vg_name, NULL, 0);
-
-		if (vg_read_error(vg)) {
-			release_vg(vg);
-			log_error("Unable to read volume group \"%s\".",
-				  vg_name);
-			return 0;
-		}
+	if (vg_read_error(vg)) {
+		release_vg(vg);
+		log_error("Unable to read volume group \"%s\".",
+			  vg_name);
+		return 0;
+	}
 
-		if (!(pvl = find_pv_in_vg(vg, pv_name))) {
-			log_error("Unable to find \"%s\" in volume group \"%s\"",
-				  pv_name, vg->name);
-			goto out;
-		}
+	if (!(pvl = find_pv_in_vg(vg, pv_name))) {
+		log_error("Unable to find \"%s\" in volume group \"%s\"",
+			  pv_name, vg->name);
+		goto out;
+	}
 
-		pv = pvl->pv;
+	pv = pvl->pv;
 
-		if (!archive(vg))
-			goto out;
-	}
+	if (!archive(vg))
+		goto out;
 
 	if (!(pv->fmt->features & FMT_RESIZE_PV)) {
 		log_error("Physical volume %s format does not support resizing.",
@@ -126,8 +113,6 @@ out:
 		log_error("Use pvcreate and vgcfgrestore "
 			  "to repair from archived metadata.");
 	unlock_vg(cmd, vg_name);
-	if (is_orphan_vg(vg_name))
-		free_pv_fid(pv);
 	if (!old_vg)
 		release_vg(vg);
 	return r;
-- 
1.8.2


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