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thin: move segment info display to correct code section

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Relocate info from thin pool and thin volume segments
to proper code section for segments.
Add discards and thin count status info.

Info is shown with  'lvdisplay --maps' (like for other segments).
This commit is contained in:
Zdenek Kabelac 2014-04-28 11:56:07 +02:00
parent 71314a9905
commit 4c405a9b49
3 changed files with 25 additions and 6 deletions
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1
WHATS_NEW
View File

@ -1,5 +1,6 @@
Version 2.02.107 -
==================================
Move segment thin pool/volume info into segment display 'lvdisplay --maps'.
Display thin pool usage even when just thin volume is available.
Display monitoring status for monitorable segments in 'lvdisplay --maps'.
Display virtual extents for virtual LVs in 'lvdisplay --maps'.

6
lib/display/display.c
View File

@ -509,7 +509,6 @@ int lvdisplay_full(struct cmd_context *cmd,
if (lv_is_thin_volume(lv)) {
seg = first_seg(lv);
log_print("LV Pool name %s", seg->pool_lv->name);
log_print("LV Thin device ID %u", seg->device_id);
if (seg->origin)
log_print("LV Thin origin name %s",
seg->origin->name);
@ -531,13 +530,8 @@ int lvdisplay_full(struct cmd_context *cmd,
}
/* FIXME: display thin_pool targets transid for activated LV as well */
seg = first_seg(lv);
log_print("LV Pool transaction ID %" PRIu64, seg->transaction_id);
log_print("LV Pool metadata %s", seg->metadata_lv->name);
log_print("LV Pool data %s", seg_lv(seg, 0)->name);
log_print("LV Pool chunk size %s",
display_size(cmd, seg->chunk_size));
log_print("LV Zero new blocks %s",
seg->zero_new_blocks ? "yes" : "no");
}
if (inkernel && info.suspended)

24
lib/thin/thin.c
View File

@ -13,6 +13,7 @@
*/
#include "lib.h"
#include "display.h"
#include "metadata.h"
#include "segtype.h"
#include "text_export.h"
@ -40,6 +41,20 @@ static const char *_thin_pool_name(const struct lv_segment *seg)
return seg->segtype->name;
}
static void _thin_pool_display(const struct lv_segment *seg)
{
log_print(" Chunk size\t\t%s",
display_size(seg->lv->vg->cmd, seg->chunk_size));
log_print(" Discards\t\t%s", get_pool_discards_name(seg->discards));
log_print(" Thin count\t\t%u",
dm_list_size(&seg->lv->segs_using_this_lv));
log_print(" Transaction ID\t%" PRIu64, seg->transaction_id);
log_print(" Zero new blocks\t%s",
seg->zero_new_blocks ? "yes" : "no");
log_print(" ");
}
static int _thin_pool_add_message(struct lv_segment *seg,
const char *key,
const struct dm_config_node *sn)
@ -439,6 +454,13 @@ static const char *_thin_name(const struct lv_segment *seg)
return seg->segtype->name;
}
static void _thin_display(const struct lv_segment *seg)
{
log_print(" Device ID\t\t%u", seg->device_id);
log_print(" ");
}
static int _thin_text_import(struct lv_segment *seg,
const struct dm_config_node *sn,
struct dm_hash_table *pv_hash __attribute__((unused)))
@ -699,6 +721,7 @@ static void _thin_destroy(struct segment_type *segtype)
static struct segtype_handler _thin_pool_ops = {
.name = _thin_pool_name,
.display = _thin_pool_display,
.text_import = _thin_pool_text_import,
.text_import_area_count = _thin_pool_text_import_area_count,
.text_export = _thin_pool_text_export,
@ -720,6 +743,7 @@ static struct segtype_handler _thin_pool_ops = {
static struct segtype_handler _thin_ops = {
.name = _thin_name,
.display = _thin_display,
.text_import = _thin_text_import,
.text_export = _thin_text_export,
#ifdef DEVMAPPER_SUPPORT