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[lvm-devel] LVM2 lib/metadata/metadata-exported.h lib/meta ...



CVSROOT:	/cvs/lvm2
Module name:	LVM2
Changes by:	agk sourceware org	2007-11-15 22:11:18

Modified files:
	lib/metadata   : metadata-exported.h pv_manip.c 
	tools          : pvresize.c 

Log message:
	move pvresize_single back under tools

Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/lib/metadata/metadata-exported.h.diff?cvsroot=lvm2&r1=1.24&r2=1.25
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/lib/metadata/pv_manip.c.diff?cvsroot=lvm2&r1=1.17&r2=1.18
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/tools/pvresize.c.diff?cvsroot=lvm2&r1=1.17&r2=1.18

--- LVM2/lib/metadata/metadata-exported.h	2007/11/15 02:20:03	1.24
+++ LVM2/lib/metadata/metadata-exported.h	2007/11/15 22:11:18	1.25
@@ -325,10 +325,6 @@
 		      uint64_t pvmetadatasize, struct list *mdas);
 int pv_resize(struct physical_volume *pv, struct volume_group *vg,
              uint32_t new_pe_count);
-int pv_resize_single(struct cmd_context *cmd,
-		     struct volume_group *vg,
-		     struct physical_volume *pv,
-		     uint64_t new_size);
 int pv_analyze(struct cmd_context *cmd, const char *pv_name,
 	       uint64_t label_sector);
 
--- LVM2/lib/metadata/pv_manip.c	2007/11/02 20:40:04	1.17
+++ LVM2/lib/metadata/pv_manip.c	2007/11/15 22:11:18	1.18
@@ -439,157 +439,3 @@
 	else
 		return _reduce_pv(pv, vg, new_pe_count);
 }
-
-int pv_resize_single(struct cmd_context *cmd,
-		     struct volume_group *vg,
-		     struct physical_volume *pv,
-		     const uint64_t new_size)
-{
-	struct pv_list *pvl;
-	int consistent = 1;
-	uint64_t size = 0;
-	uint32_t new_pe_count = 0;
-	struct list mdas;
-	const char *pv_name = pv_dev_name(pv);
-	const char *vg_name;
-
-	list_init(&mdas);
-
-	if (is_orphan_vg(pv_vg_name(pv))) {
-		vg_name = VG_ORPHANS;
-		if (!lock_vol(cmd, vg_name, LCK_VG_WRITE)) {
-			log_error("Can't get lock for orphans");
-			return 0;
-		}
-
-		if (!(pv = pv_read(cmd, pv_name, &mdas, NULL, 1))) {
-			unlock_vg(cmd, vg_name);
-			log_error("Unable to read PV \"%s\"", pv_name);
-			return 0;
-		}
-
-		/* FIXME Create function to test compatibility properly */
-		if (list_size(&mdas) > 1) {
-			log_error("%s: too many metadata areas for pvresize",
-				  pv_name);
-			unlock_vg(cmd, vg_name);
-			return 0;
-		}
-	} else {
-		vg_name = pv_vg_name(pv);
-
-		if (!lock_vol(cmd, vg_name, LCK_VG_WRITE)) {
-			log_error("Can't get lock for %s", pv_vg_name(pv));
-			return 0;
-		}
-
-		if (!(vg = vg_read(cmd, vg_name, NULL, &consistent))) {
-			unlock_vg(cmd, vg_name);
-			log_error("Unable to find volume group of \"%s\"",
-				  pv_name);
-			return 0;
-		}
-
-		if (!vg_check_status(vg, CLUSTERED | EXPORTED_VG | LVM_WRITE)) {
-			unlock_vg(cmd, vg_name);
-			return 0;
-		}
-
-		if (!(pvl = find_pv_in_vg(vg, pv_name))) {
-			unlock_vg(cmd, vg_name);
-			log_error("Unable to find \"%s\" in volume group \"%s\"",
-				  pv_name, vg->name);
-			return 0;
-		}
-
-		pv = pvl->pv;
-
-		if (!archive(vg))
-			return 0;
-	}
-
-	if (!(pv->fmt->features & FMT_RESIZE_PV)) {
-		log_error("Physical volume %s format does not support resizing.",
-			  pv_name);
-		unlock_vg(cmd, vg_name);
-		return 0;
-	}
-
-	/* Get new size */
-	if (!dev_get_size(pv_dev(pv), &size)) {
-		log_error("%s: Couldn't get size.", pv_name);
-		unlock_vg(cmd, vg_name);
-		return 0;
-	}
-	
-	if (new_size) {
-		if (new_size > size)
-			log_warn("WARNING: %s: Overriding real size. "
-				  "You could lose data.", pv_name);
-		log_verbose("%s: Pretending size is %" PRIu64 " not %" PRIu64
-			    " sectors.", pv_name, new_size, pv_size(pv));
-		size = new_size;
-	}
-
-	if (size < PV_MIN_SIZE) {
-		log_error("%s: Size must exceed minimum of %ld sectors.",
-			  pv_name, PV_MIN_SIZE);
-		unlock_vg(cmd, vg_name);
-		return 0;
-	}
-
-	if (size < pv_pe_start(pv)) {
-		log_error("%s: Size must exceed physical extent start of "
-			  "%" PRIu64 " sectors.", pv_name, pv_pe_start(pv));
-		unlock_vg(cmd, vg_name);
-		return 0;
-	}
-
-	pv->size = size;
-
-	if (vg) {
-		pv->size -= pv_pe_start(pv);
-		new_pe_count = pv_size(pv) / vg->extent_size;
-		
- 		if (!new_pe_count) {
-			log_error("%s: Size must leave space for at "
-				  "least one physical extent of "
-				  "%" PRIu32 " sectors.", pv_name,
-				  pv_pe_size(pv));
-			unlock_vg(cmd, vg_name);
-			return 0;
-		}
-
-		if (!pv_resize(pv, vg, new_pe_count)) {
-			stack;
-			unlock_vg(cmd, vg_name);
-			return 0;
-		}
-	}
-
-	log_verbose("Resizing volume \"%s\" to %" PRIu64 " sectors.",
-		    pv_name, pv_size(pv));
-
-	log_verbose("Updating physical volume \"%s\"", pv_name);
-	if (!is_orphan_vg(pv_vg_name(pv))) {
-		if (!vg_write(vg) || !vg_commit(vg)) {
-			unlock_vg(cmd, pv_vg_name(pv));
-			log_error("Failed to store physical volume \"%s\" in "
-				  "volume group \"%s\"", pv_name, vg->name);
-			return 0;
-		}
-		backup(vg);
-		unlock_vg(cmd, vg_name);
-	} else {
-		if (!(pv_write(cmd, pv, NULL, INT64_C(-1)))) {
-			unlock_vg(cmd, VG_ORPHANS);
-			log_error("Failed to store physical volume \"%s\"",
-				  pv_name);
-			return 0;
-		}
-		unlock_vg(cmd, vg_name);
-	}
-
-	log_print("Physical volume \"%s\" changed", pv_name);
-	return 1;
-}
--- LVM2/tools/pvresize.c	2007/11/14 18:41:05	1.17
+++ LVM2/tools/pvresize.c	2007/11/15 22:11:18	1.18
@@ -23,6 +23,160 @@
 	unsigned total;
 };
 
+int pv_resize_single(struct cmd_context *cmd,
+		     struct volume_group *vg,
+		     struct physical_volume *pv,
+		     const uint64_t new_size)
+{
+	struct pv_list *pvl;
+	int consistent = 1;
+	uint64_t size = 0;
+	uint32_t new_pe_count = 0;
+	struct list mdas;
+	const char *pv_name = pv_dev_name(pv);
+	const char *vg_name;
+
+	list_init(&mdas);
+
+	if (is_orphan_vg(pv_vg_name(pv))) {
+		vg_name = VG_ORPHANS;
+		if (!lock_vol(cmd, vg_name, LCK_VG_WRITE)) {
+			log_error("Can't get lock for orphans");
+			return 0;
+		}
+
+		if (!(pv = pv_read(cmd, pv_name, &mdas, NULL, 1))) {
+			unlock_vg(cmd, vg_name);
+			log_error("Unable to read PV \"%s\"", pv_name);
+			return 0;
+		}
+
+		/* FIXME Create function to test compatibility properly */
+		if (list_size(&mdas) > 1) {
+			log_error("%s: too many metadata areas for pvresize",
+				  pv_name);
+			unlock_vg(cmd, vg_name);
+			return 0;
+		}
+	} else {
+		vg_name = pv_vg_name(pv);
+
+		if (!lock_vol(cmd, vg_name, LCK_VG_WRITE)) {
+			log_error("Can't get lock for %s", pv_vg_name(pv));
+			return 0;
+		}
+
+		if (!(vg = vg_read(cmd, vg_name, NULL, &consistent))) {
+			unlock_vg(cmd, vg_name);
+			log_error("Unable to find volume group of \"%s\"",
+				  pv_name);
+			return 0;
+		}
+
+		if (!vg_check_status(vg, CLUSTERED | EXPORTED_VG | LVM_WRITE)) {
+			unlock_vg(cmd, vg_name);
+			return 0;
+		}
+
+		if (!(pvl = find_pv_in_vg(vg, pv_name))) {
+			unlock_vg(cmd, vg_name);
+			log_error("Unable to find \"%s\" in volume group \"%s\"",
+				  pv_name, vg->name);
+			return 0;
+		}
+
+		pv = pvl->pv;
+
+		if (!archive(vg))
+			return 0;
+	}
+
+	if (!(pv->fmt->features & FMT_RESIZE_PV)) {
+		log_error("Physical volume %s format does not support resizing.",
+			  pv_name);
+		unlock_vg(cmd, vg_name);
+		return 0;
+	}
+
+	/* Get new size */
+	if (!dev_get_size(pv_dev(pv), &size)) {
+		log_error("%s: Couldn't get size.", pv_name);
+		unlock_vg(cmd, vg_name);
+		return 0;
+	}
+	
+	if (new_size) {
+		if (new_size > size)
+			log_warn("WARNING: %s: Overriding real size. "
+				  "You could lose data.", pv_name);
+		log_verbose("%s: Pretending size is %" PRIu64 " not %" PRIu64
+			    " sectors.", pv_name, new_size, pv_size(pv));
+		size = new_size;
+	}
+
+	if (size < PV_MIN_SIZE) {
+		log_error("%s: Size must exceed minimum of %ld sectors.",
+			  pv_name, PV_MIN_SIZE);
+		unlock_vg(cmd, vg_name);
+		return 0;
+	}
+
+	if (size < pv_pe_start(pv)) {
+		log_error("%s: Size must exceed physical extent start of "
+			  "%" PRIu64 " sectors.", pv_name, pv_pe_start(pv));
+		unlock_vg(cmd, vg_name);
+		return 0;
+	}
+
+	pv->size = size;
+
+	if (vg) {
+		pv->size -= pv_pe_start(pv);
+		new_pe_count = pv_size(pv) / vg->extent_size;
+		
+ 		if (!new_pe_count) {
+			log_error("%s: Size must leave space for at "
+				  "least one physical extent of "
+				  "%" PRIu32 " sectors.", pv_name,
+				  pv_pe_size(pv));
+			unlock_vg(cmd, vg_name);
+			return 0;
+		}
+
+		if (!pv_resize(pv, vg, new_pe_count)) {
+			stack;
+			unlock_vg(cmd, vg_name);
+			return 0;
+		}
+	}
+
+	log_verbose("Resizing volume \"%s\" to %" PRIu64 " sectors.",
+		    pv_name, pv_size(pv));
+
+	log_verbose("Updating physical volume \"%s\"", pv_name);
+	if (!is_orphan_vg(pv_vg_name(pv))) {
+		if (!vg_write(vg) || !vg_commit(vg)) {
+			unlock_vg(cmd, pv_vg_name(pv));
+			log_error("Failed to store physical volume \"%s\" in "
+				  "volume group \"%s\"", pv_name, vg->name);
+			return 0;
+		}
+		backup(vg);
+		unlock_vg(cmd, vg_name);
+	} else {
+		if (!(pv_write(cmd, pv, NULL, INT64_C(-1)))) {
+			unlock_vg(cmd, VG_ORPHANS);
+			log_error("Failed to store physical volume \"%s\"",
+				  pv_name);
+			return 0;
+		}
+		unlock_vg(cmd, vg_name);
+	}
+
+	log_print("Physical volume \"%s\" changed", pv_name);
+	return 1;
+}
+
 static int _pvresize_single(struct cmd_context *cmd,
 			    struct volume_group *vg,
 			    struct physical_volume *pv,


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