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add dump.h

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This commit is contained in:
Heinz Mauelshagen 2015-01-31 15:12:50 +01:00
parent 645f4fad66
commit 0dbd1141e3
1 changed files with 74 additions and 0 deletions
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74
lib/metadata/dump.h Normal file
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/* FIXME: REMOVEME: development output */
static void dump_area(const char *msg, struct lv_segment *seg, unsigned a)
{
struct physical_volume *pv;
struct pv_segment *pvseg;
struct logical_volume *lv;
if (seg_type(seg, a) == AREA_PV) {
pv = seg_pv(seg, a);
pvseg = seg_pvseg(seg, a);
printf("pv[(%u]=%p", a, pv);
printf(" pe=%u", pvseg->pe);
printf(" len=%u\n", pvseg->len);
} else if (seg_type(seg, a) == AREA_LV) {
lv = seg_lv(seg, a);
printf("seg_lv[seg, %u]=%p", a, lv);
printf(" name=%s\n",lv->name);
} else
printf("v[%u]=AREA_UNASSIGNED\n", a);
}
static void dump_lv(const char *msg, struct logical_volume *lv);
static void dump_seg(const char *msg, struct lv_segment *seg, int self)
{
unsigned a;
printf("%s seg=%p", msg, seg);
printf(" name=%s", lvseg_name(seg));
printf(" lv->name=%s", seg->lv->name);
printf(" lv=%p", seg->lv);
printf(" le=%u", seg->le);
printf(" len=%u", seg->len);
printf(" status=%llu", (unsigned long long) seg->status);
printf(" stripe_size=%u", seg->stripe_size);
printf(" area_count=%u", seg->area_count);
printf(" area_len=%u", seg->area_len);
printf(" chunk_size=%u", seg->chunk_size);
printf(" region_size=%u\n", seg->region_size);
if (self)
return;
for (a = 0; a < seg->area_count; a++) {
if (seg->meta_areas && seg_metatype(seg, a) == AREA_LV)
dump_lv(msg, seg_metalv(seg, a));
else {
dump_area(msg, seg, a);
continue;
}
if (seg_type(seg, a) == AREA_LV)
dump_lv(msg, seg_lv(seg, a));
else
dump_area(msg, seg, a);
}
}
static void dump_lv(const char *msg, struct logical_volume *lv)
{
struct lv_segment *seg;
printf("---> %s lv=%p <---\n", msg, lv);
printf("lv->name=%s", lv->name);
printf(" le_count=%u", lv->le_count);
printf(" size=%llu", (unsigned long long) lv->size);
printf(" status=%lX\n", lv->status);
dm_list_iterate_items(seg, &lv->segments)
dump_seg(msg, seg, 0);
}