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Thin support for stripe

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Support stripe options to create thin data pool LV.

TODO: combine chunk size and stripe size.
This commit is contained in:
Zdenek Kabelac 2011-10-28 20:32:54 +00:00
parent daa10ad0fd
commit 0968dfcd03
3 changed files with 5 additions and 5 deletions
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2
lib/metadata/lv_manip.c
View File

@ -2570,7 +2570,7 @@ int lv_extend(struct logical_volume *lv,
if (segtype_is_thin_pool(segtype)) {
if (!lv->le_count) {
if (!(r = extend_pool(lv, segtype, ah)))
if (!(r = extend_pool(lv, segtype, ah, stripes, stripe_size)))
stack;
} else if (!(r = _lv_extend_layered_lv(ah, lv, extents, 0,
stripes, stripe_size)))

2
lib/metadata/metadata.h
View File

@ -463,7 +463,7 @@ int attach_pool_message(struct lv_segment *seg, dm_thin_message_t type,
int read_only);
int detach_pool_messages(struct lv_segment *seg);
int extend_pool(struct logical_volume *lv, const struct segment_type *segtype,
struct alloc_handle *ah);
struct alloc_handle *ah, uint32_t stripes, uint32_t stripe_size);
/*
* Begin skeleton for external LVM library

6
lib/metadata/thin_manip.c
View File

@ -220,7 +220,7 @@ uint32_t get_free_pool_device_id(struct lv_segment *thin_pool_seg)
}
int extend_pool(struct logical_volume *pool_lv, const struct segment_type *segtype,
struct alloc_handle *ah)
struct alloc_handle *ah, uint32_t stripes, uint32_t stripe_size)
{
const struct segment_type *striped;
struct logical_volume *meta_lv, *data_lv;
@ -245,7 +245,7 @@ int extend_pool(struct logical_volume *pool_lv, const struct segment_type *segty
}
/* Metadata segment */
if (!lv_add_segment(ah, 1, 1, pool_lv, striped, 1, 0, 0))
if (!lv_add_segment(ah, stripes, 1, pool_lv, striped, 1, 0, 0))
return_0;
if (activation()) {
@ -290,7 +290,7 @@ int extend_pool(struct logical_volume *pool_lv, const struct segment_type *segty
return_0;
/* Pool data segment */
if (!lv_add_segment(ah, 0, 1, pool_lv, striped, 1, 0, 0))
if (!lv_add_segment(ah, 0, stripes, pool_lv, striped, stripe_size, 0, 0))
return_0;
if (!(data_lv = insert_layer_for_lv(pool_lv->vg->cmd, pool_lv,