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mirror of git://sourceware.org/git/lvm2.git synced 2025-01-02 01:18:26 +03:00

Fix mirror segment removal to use temporary error segment.

This commit is contained in:
Alasdair Kergon 2006-11-30 17:52:47 +00:00
parent a16f48e31a
commit 6c48fe7433
2 changed files with 8 additions and 2 deletions

View File

@ -1,5 +1,6 @@
Version 2.02.16 -
====================================
Fix mirror segment removal to use temporary error segment.
Always compile debug logging into clvmd.
Add startup timeout to RHEL4 clvmd startup script.
Add -T (startup timeout) switch to clvmd.

View File

@ -84,6 +84,7 @@ int remove_mirror_images(struct lv_segment *mirrored_seg, uint32_t num_mirrors,
struct list *removable_pvs, int remove_log)
{
uint32_t m;
uint32_t extents;
uint32_t s, s1;
struct logical_volume *sub_lv;
struct logical_volume *log_lv = NULL;
@ -95,6 +96,7 @@ int remove_mirror_images(struct lv_segment *mirrored_seg, uint32_t num_mirrors,
struct pv_list *pvl;
uint32_t old_area_count = mirrored_seg->area_count;
uint32_t new_area_count = mirrored_seg->area_count;
struct segment_type *segtype;
log_very_verbose("Reducing mirror set from %" PRIu32 " to %"
PRIu32 " image(s)%s.",
@ -156,9 +158,14 @@ int remove_mirror_images(struct lv_segment *mirrored_seg, uint32_t num_mirrors,
/* If no more mirrors, remove mirror layer */
if (num_mirrors == 1) {
lv1 = seg_lv(mirrored_seg, 0);
extents = lv1->le_count;
_move_lv_segments(mirrored_seg->lv, lv1);
mirrored_seg->lv->status &= ~MIRRORED;
remove_log = 1;
/* Replace mirror with error segment */
segtype = get_segtype_from_string(mirrored_seg->lv->vg->cmd, "error");
if (!lv_add_virtual_segment(lv1, 0, extents, segtype))
return_0;
}
if (remove_log && mirrored_seg->log_lv) {
@ -174,8 +181,6 @@ int remove_mirror_images(struct lv_segment *mirrored_seg, uint32_t num_mirrors,
* then deactivate and remove them fully.
*/
/* FIXME lv1 has no segments here so shouldn't be written to disk! */
if (!vg_write(mirrored_seg->lv->vg)) {
log_error("intermediate VG write failed.");
return 0;