master - raid: support lvdisplay --maps

[Zdenek Kabelac]

Gitweb:        http://git.fedorahosted.org/git/?p=lvm2.git;a=commitdiff;h=321592af71686b896...
Commit:        321592af71686b8963a6bae276533f4f19946578
Parent:        cac0722cacaac06ac1211194f1d6c21572a32998
Author:        Zdenek Kabelac 
AuthorDate:    Wed Jul 16 23:55:46 2014 +0200
Committer:     Zdenek Kabelac 
CommitterDate: Thu Jul 17 16:18:34 2014 +0200

raid: support lvdisplay --maps

Add legs printing for --maps
Somewhat similar to mirror support - maybe there are more things to
show...
---
 lib/raid/raid.c |   16 ++++++++++++++++
 1 files changed, 16 insertions(+), 0 deletions(-)

diff --git a/lib/raid/raid.c b/lib/raid/raid.c
index 33ba5b7..c3f5c3f 100644
--- a/lib/raid/raid.c
+++ b/lib/raid/raid.c
@@ -30,6 +30,21 @@ static const char *_raid_name(const struct lv_segment *seg)
    return seg->segtype->name;
 }

+static void _raid_display(const struct lv_segment *seg)
+{
+	unsigned s;
+
+	for (s = 0; s < seg->area_count; ++s) {
+		log_print("  Raid Data LV%2d", s);
+		display_stripe(seg, s, "    ");
+	}
+
+	for (s = 0; s < seg->area_count; ++s)
+		log_print("  Raid Metadata LV%2d\t%s", s, seg_metalv(seg, s)->name);
+
+	log_print(" ");
+}
+
 static int _raid_text_import_area_count(const struct dm_config_node *sn,
    				uint32_t *area_count)
 {
@@ -404,6 +419,7 @@ static int _raid_target_unmonitor_events(struct lv_segment *seg, int events)

static struct segtype_handler _raid_ops = {
    .name = _raid_name,
+	.display = _raid_display,
    .text_import_area_count = _raid_text_import_area_count,
    .text_import = _raid_text_import,
    .text_export = _raid_text_export,