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From: agk@sourceware.org
To: lvm-devel@redhat.com, lvm2-cvs@sourceware.org
Subject: LVM2/lib activate/activate.c metadata/mirror.c ...
Date: Wed, 16 Jan 2008 19:18:00 -0000 [thread overview]
Message-ID: <20080116191851.16805.qmail@sourceware.org> (raw)
CVSROOT: /cvs/lvm2
Module name: LVM2
Changes by: agk@sourceware.org 2008-01-16 19:18:51
Modified files:
lib/activate : activate.c
lib/metadata : mirror.c
lib/mirror : mirrored.c
Log message:
allow a mirror to contain only one mimage
Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/lib/activate/activate.c.diff?cvsroot=lvm2&r1=1.129&r2=1.130
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/lib/metadata/mirror.c.diff?cvsroot=lvm2&r1=1.56&r2=1.57
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/lib/mirror/mirrored.c.diff?cvsroot=lvm2&r1=1.47&r2=1.48
--- LVM2/lib/activate/activate.c 2008/01/09 15:32:19 1.129
+++ LVM2/lib/activate/activate.c 2008/01/16 19:18:50 1.130
@@ -508,6 +508,13 @@
struct dev_manager *dm;
struct lvinfo info;
+ /* If mirrored LV is temporarily shrinked to 1 area (= linear),
+ * it should be considered in-sync. */
+ if (list_size(&lv->segments) == 1 && first_seg(lv)->area_count == 1) {
+ *percent = 100.0;
+ return 1;
+ }
+
if (!activation())
return 0;
--- LVM2/lib/metadata/mirror.c 2008/01/16 19:13:51 1.56
+++ LVM2/lib/metadata/mirror.c 2008/01/16 19:18:51 1.57
@@ -956,7 +956,7 @@
list_iterate_items(seg, &lv_mirr->segments) {
denominator += seg->area_len;
- if (seg_is_mirrored(seg))
+ if (seg_is_mirrored(seg) && seg->area_count > 1)
numerator += seg->extents_copied;
else
numerator += seg->area_len;
--- LVM2/lib/mirror/mirrored.c 2008/01/16 15:24:25 1.47
+++ LVM2/lib/mirror/mirrored.c 2008/01/16 19:18:51 1.48
@@ -283,6 +283,11 @@
mirr_state = *target_state;
+ /* Mirror segment could have only 1 area temporarily,
+ * if the segment is under conversion. */
+ if (seg->area_count == 1)
+ mirror_status = MIRR_DISABLED;
+
/*
* For pvmove, only have one mirror segment RUNNING at once.
* Segments before this are COMPLETED and use 2nd area.
reply other threads:[~2008-01-16 19:18 UTC|newest]
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