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Add the macro and specific 'get' functions for lvsegs.

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Signed-off-by: Dave Wysochanski <wysochanski@pobox.com>
Reviewed-by: Petr Rockai <prockai@redhat.com>
This commit is contained in:
Petr Rockai 2010-11-17 20:08:14 +00:00
parent bcf4cf83e4
commit 16138ebca3
5 changed files with 70 additions and 24 deletions
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35
lib/metadata/lv.c
View File

@ -21,6 +21,41 @@
#include "segtype.h"
#include "str_list.h"
char *lvseg_tags_dup(const struct lv_segment *seg)
{
return tags_format_and_copy(seg->lv->vg->vgmem, &seg->tags);
}
char *lvseg_segtype_dup(const struct lv_segment *seg)
{
if (seg->area_count == 1) {
return (char *)"linear";
}
return dm_pool_strdup(seg->lv->vg->vgmem, seg->segtype->ops->name(seg));
}
uint64_t lvseg_chunksize(const struct lv_segment *seg)
{
uint64_t size;
if (lv_is_cow(seg->lv))
size = (uint64_t) find_cow(seg->lv)->chunk_size;
else
size = UINT64_C(0);
return size;
}
uint64_t lvseg_start(const struct lv_segment *seg)
{
return (uint64_t) seg->le * seg->lv->vg->extent_size;
}
uint64_t lvseg_size(const struct lv_segment *seg)
{
return (uint64_t) seg->len * seg->lv->vg->extent_size;
}
uint32_t lv_kernel_read_ahead(const struct logical_volume *lv)
{
struct lvinfo info;

5
lib/metadata/lv.h
View File

@ -63,5 +63,10 @@ char *lv_modules_dup(struct dm_pool *mem, const struct logical_volume *lv);
char *lv_name_dup(struct dm_pool *mem, const struct logical_volume *lv);
char *lv_origin_dup(struct dm_pool *mem, const struct logical_volume *lv);
uint32_t lv_kernel_read_ahead(const struct logical_volume *lv);
uint64_t lvseg_start(const struct lv_segment *seg);
uint64_t lvseg_size(const struct lv_segment *seg);
uint64_t lvseg_chunksize(const struct lv_segment *seg);
char *lvseg_segtype_dup(const struct lv_segment *seg);
char *lvseg_tags_dup(const struct lv_segment *seg);
#endif /* _LVM_LV_H */

34
lib/report/properties.c
View File

@ -34,6 +34,8 @@ static int _ ## NAME ## _get (const void *obj, struct lvm_property_type *prop) \
GET_NUM_PROPERTY_FN(NAME, VALUE, physical_volume, pv)
#define GET_LV_NUM_PROPERTY_FN(NAME, VALUE) \
GET_NUM_PROPERTY_FN(NAME, VALUE, logical_volume, lv)
#define GET_LVSEG_NUM_PROPERTY_FN(NAME, VALUE) \
GET_NUM_PROPERTY_FN(NAME, VALUE, lv_segment, lvseg)
#define SET_NUM_PROPERTY_FN(NAME, SETFN, TYPE, VAR) \
static int _ ## NAME ## _set (void *obj, struct lvm_property_type *prop) \
@ -64,6 +66,8 @@ static int _ ## NAME ## _get (const void *obj, struct lvm_property_type *prop) \
GET_STR_PROPERTY_FN(NAME, VALUE, physical_volume, pv)
#define GET_LV_STR_PROPERTY_FN(NAME, VALUE) \
GET_STR_PROPERTY_FN(NAME, VALUE, logical_volume, lv)
#define GET_LVSEG_STR_PROPERTY_FN(NAME, VALUE) \
GET_STR_PROPERTY_FN(NAME, VALUE, lv_segment, lvseg)
static int _not_implemented_get(const void *obj, struct lvm_property_type *prop)
{
@ -202,29 +206,29 @@ GET_VG_NUM_PROPERTY_FN(vg_mda_copies, (vg_mda_copies(vg)))
SET_VG_NUM_PROPERTY_FN(vg_mda_copies, vg_set_mda_copies)
/* LVSEG */
#define _segtype_get _not_implemented_get
GET_LVSEG_STR_PROPERTY_FN(segtype, lvseg_segtype_dup(lvseg))
#define _segtype_set _not_implemented_set
#define _stripes_get _not_implemented_get
GET_LVSEG_NUM_PROPERTY_FN(stripes, lvseg->area_count)
#define _stripes_set _not_implemented_set
#define _stripesize_get _not_implemented_get
GET_LVSEG_NUM_PROPERTY_FN(stripesize, lvseg->stripe_size)
#define _stripesize_set _not_implemented_set
#define _stripe_size_get _not_implemented_get
GET_LVSEG_NUM_PROPERTY_FN(stripe_size, lvseg->stripe_size)
#define _stripe_size_set _not_implemented_set
#define _regionsize_get _not_implemented_get
GET_LVSEG_NUM_PROPERTY_FN(regionsize, lvseg->region_size)
#define _regionsize_set _not_implemented_set
#define _region_size_get _not_implemented_get
GET_LVSEG_NUM_PROPERTY_FN(region_size, lvseg->region_size)
#define _region_size_set _not_implemented_set
#define _chunksize_get _not_implemented_get
GET_LVSEG_NUM_PROPERTY_FN(chunksize, lvseg_chunksize(lvseg))
#define _chunksize_set _not_implemented_set
#define _chunk_size_get _not_implemented_get
GET_LVSEG_NUM_PROPERTY_FN(chunk_size, lvseg_chunksize(lvseg))
#define _chunk_size_set _not_implemented_set
#define _seg_start_get _not_implemented_get
GET_LVSEG_NUM_PROPERTY_FN(seg_start, lvseg_start(lvseg))
#define _seg_start_set _not_implemented_set
#define _seg_start_pe_get _not_implemented_get
GET_LVSEG_NUM_PROPERTY_FN(seg_start_pe, lvseg->le)
#define _seg_start_pe_set _not_implemented_set
#define _seg_size_get _not_implemented_get
GET_LVSEG_NUM_PROPERTY_FN(seg_size, lvseg_size(lvseg))
#define _seg_size_set _not_implemented_set
#define _seg_tags_get _not_implemented_get
GET_LVSEG_STR_PROPERTY_FN(seg_tags, lvseg_tags_dup(lvseg))
#define _seg_tags_set _not_implemented_set
#define _seg_pe_ranges_get _not_implemented_get
#define _seg_pe_ranges_set _not_implemented_set
@ -318,6 +322,12 @@ static int _set_property(void *obj, struct lvm_property_type *prop,
return 1;
}
int lvseg_get_property(const struct lv_segment *lvseg,
struct lvm_property_type *prop)
{
return _get_property(lvseg, prop, SEGS);
}
int lv_get_property(const struct logical_volume *lv,
struct lvm_property_type *prop)
{

2
lib/report/properties.h
View File

@ -33,6 +33,8 @@ struct lvm_property_type {
int (*set) (void *obj, struct lvm_property_type *prop);
};
int lvseg_get_property(const struct lv_segment *lvseg,
struct lvm_property_type *prop);
int lv_get_property(const struct logical_volume *lv,
struct lvm_property_type *prop);
int vg_get_property(const struct volume_group *vg,

18
lib/report/report.c
View File

@ -279,12 +279,9 @@ static int _segtype_disp(struct dm_report *rh __attribute__((unused)),
{
const struct lv_segment *seg = (const struct lv_segment *) data;
if (seg->area_count == 1) {
dm_report_field_set_value(field, "linear", NULL);
return 1;
}
dm_report_field_set_value(field, seg->segtype->ops->name(seg), NULL);
char *name;
name = lvseg_segtype_dup(seg);
dm_report_field_set_value(field, name, NULL);
return 1;
}
@ -496,7 +493,7 @@ static int _segstart_disp(struct dm_report *rh, struct dm_pool *mem,
const struct lv_segment *seg = (const struct lv_segment *) data;
uint64_t start;
start = (uint64_t) seg->le * seg->lv->vg->extent_size;
start = lvseg_start(seg);
return _size64_disp(rh, mem, field, &start, private);
}
@ -519,7 +516,7 @@ static int _segsize_disp(struct dm_report *rh, struct dm_pool *mem,
const struct lv_segment *seg = (const struct lv_segment *) data;
uint64_t size;
size = (uint64_t) seg->len * seg->lv->vg->extent_size;
size = lvseg_size(seg);
return _size64_disp(rh, mem, field, &size, private);
}
@ -531,10 +528,7 @@ static int _chunksize_disp(struct dm_report *rh, struct dm_pool *mem,
const struct lv_segment *seg = (const struct lv_segment *) data;
uint64_t size;
if (lv_is_cow(seg->lv))
size = (uint64_t) find_cow(seg->lv)->chunk_size;
else
size = UINT64_C(0);
size = lvseg_chunksize(seg);
return _size64_disp(rh, mem, field, &size, private);
}