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* LVM2/lib metadata/metadata.c metadata/metadata ...
@ 2010-09-30 14:08 wysochanski
0 siblings, 0 replies; 2+ messages in thread
From: wysochanski @ 2010-09-30 14:08 UTC (permalink / raw)
To: lvm-devel, lvm2-cvs
CVSROOT: /cvs/lvm2
Module name: LVM2
Changes by: wysochanski@sourceware.org 2010-09-30 14:08:07
Modified files:
lib/metadata : metadata.c metadata.h
lib/report : report.c
Log message:
Add tags_format_and_copy() common function and call from _tags_disp.
Add a common function to allocate memory and format a string of
tags.
Call tags_format_and_copy() from _tags_disp().
Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/lib/metadata/metadata.c.diff?cvsroot=lvm2&r1=1.401&r2=1.402
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/lib/metadata/metadata.h.diff?cvsroot=lvm2&r1=1.220&r2=1.221
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/lib/report/report.c.diff?cvsroot=lvm2&r1=1.129&r2=1.130
--- LVM2/lib/metadata/metadata.c 2010/09/30 13:52:56 1.401
+++ LVM2/lib/metadata/metadata.c 2010/09/30 14:08:07 1.402
@@ -3937,6 +3937,30 @@
}
}
+char *tags_format_and_copy(struct dm_pool *mem, const struct dm_list *tags)
+{
+ struct str_list *sl;
+
+ if (!dm_pool_begin_object(mem, 256)) {
+ log_error("dm_pool_begin_object failed");
+ return NULL;
+ }
+
+ dm_list_iterate_items(sl, tags) {
+ if (!dm_pool_grow_object(mem, sl->str, strlen(sl->str)) ||
+ (sl->list.n != tags && !dm_pool_grow_object(mem, ",", 1))) {
+ log_error("dm_pool_grow_object failed");
+ return NULL;
+ }
+ }
+
+ if (!dm_pool_grow_object(mem, "\0", 1)) {
+ log_error("dm_pool_grow_object failed");
+ return NULL;
+ }
+ return dm_pool_end_object(mem);
+}
+
/**
* pv_by_path - Given a device path return a PV handle if it is a PV
* @cmd - handle to the LVM command instance
--- LVM2/lib/metadata/metadata.h 2010/09/30 13:52:56 1.220
+++ LVM2/lib/metadata/metadata.h 2010/09/30 14:08:07 1.221
@@ -413,5 +413,6 @@
uint64_t find_min_mda_size(struct dm_list *mdas);
char alloc_policy_char(alloc_policy_t alloc);
+char *tags_format_and_copy(struct dm_pool *mem, const struct dm_list *tags);
#endif
--- LVM2/lib/report/report.c 2010/09/30 14:07:33 1.129
+++ LVM2/lib/report/report.c 2010/09/30 14:08:07 1.130
@@ -150,27 +150,12 @@
const void *data, void *private __attribute__((unused)))
{
const struct dm_list *tags = (const struct dm_list *) data;
- struct str_list *sl;
+ char *tags_str;
- if (!dm_pool_begin_object(mem, 256)) {
- log_error("dm_pool_begin_object failed");
+ if (!(tags_str = tags_format_and_copy(mem, tags)))
return 0;
- }
-
- dm_list_iterate_items(sl, tags) {
- if (!dm_pool_grow_object(mem, sl->str, strlen(sl->str)) ||
- (sl->list.n != tags && !dm_pool_grow_object(mem, ",", 1))) {
- log_error("dm_pool_grow_object failed");
- return 0;
- }
- }
-
- if (!dm_pool_grow_object(mem, "\0", 1)) {
- log_error("dm_pool_grow_object failed");
- return 0;
- }
- dm_report_field_set_value(field, dm_pool_end_object(mem), NULL);
+ dm_report_field_set_value(field, tags_str, NULL);
return 1;
}
^ permalink raw reply [flat|nested] 2+ messages in thread
* LVM2/lib metadata/metadata.c metadata/metadata ...
@ 2010-08-20 12:43 wysochanski
0 siblings, 0 replies; 2+ messages in thread
From: wysochanski @ 2010-08-20 12:43 UTC (permalink / raw)
To: lvm-devel, lvm2-cvs
CVSROOT: /cvs/lvm2
Module name: LVM2
Changes by: wysochanski@sourceware.org 2010-08-20 12:43:49
Modified files:
lib/metadata : metadata.c metadata.h
lib/report : report.c
Log message:
Add vg_mda_size and vg_mda_free functions.
Add supporting functions to get vg_mda_size and vg_mda_free fields.
Should be no functional change.
Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/lib/metadata/metadata.c.diff?cvsroot=lvm2&r1=1.394&r2=1.395
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/lib/metadata/metadata.h.diff?cvsroot=lvm2&r1=1.216&r2=1.217
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/lib/report/report.c.diff?cvsroot=lvm2&r1=1.124&r2=1.125
--- LVM2/lib/metadata/metadata.c 2010/08/19 23:26:32 1.394
+++ LVM2/lib/metadata/metadata.c 2010/08/20 12:43:49 1.395
@@ -1217,6 +1217,48 @@
return 1;
}
+uint64_t find_min_mda_size(struct dm_list *mdas)
+{
+ uint64_t min_mda_size = UINT64_MAX, mda_size;
+ struct metadata_area *mda;
+
+ dm_list_iterate_items(mda, mdas) {
+ if (!mda->ops->mda_total_sectors)
+ continue;
+ mda_size = mda->ops->mda_total_sectors(mda);
+ if (mda_size < min_mda_size)
+ min_mda_size = mda_size;
+ }
+
+ if (min_mda_size == UINT64_MAX)
+ min_mda_size = UINT64_C(0);
+
+ return min_mda_size;
+}
+
+uint64_t vg_mda_size(const struct volume_group *vg)
+{
+ return find_min_mda_size(&vg->fid->metadata_areas_in_use);
+}
+
+uint64_t vg_mda_free(const struct volume_group *vg)
+{
+ uint64_t freespace = UINT64_MAX, mda_free;
+ struct metadata_area *mda;
+
+ dm_list_iterate_items(mda, &vg->fid->metadata_areas_in_use) {
+ if (!mda->ops->mda_free_sectors)
+ continue;
+ mda_free = mda->ops->mda_free_sectors(mda);
+ if (mda_free < freespace)
+ freespace = mda_free;
+ }
+
+ if (freespace == UINT64_MAX)
+ freespace = UINT64_C(0);
+ return freespace;
+}
+
int vg_set_extent_size(struct volume_group *vg, uint32_t new_size)
{
uint32_t old_size = vg->extent_size;
--- LVM2/lib/metadata/metadata.h 2010/07/08 18:24:30 1.216
+++ LVM2/lib/metadata/metadata.h 2010/08/20 12:43:49 1.217
@@ -416,4 +416,8 @@
int vg_mark_partial_lvs(struct volume_group *vg);
int is_mirror_image_removable(struct logical_volume *mimage_lv, void *baton);
+uint64_t find_min_mda_size(struct dm_list *mdas);
+uint64_t vg_mda_size(const struct volume_group *vg);
+uint64_t vg_mda_free(const struct volume_group *vg);
+
#endif
--- LVM2/lib/report/report.c 2010/08/17 16:25:35 1.124
+++ LVM2/lib/report/report.c 2010/08/20 12:43:49 1.125
@@ -958,25 +958,6 @@
return _size64_disp(rh, mem, field, &freespace, private);
}
-static uint64_t _find_min_mda_size(struct dm_list *mdas)
-{
- uint64_t min_mda_size = UINT64_MAX, mda_size;
- struct metadata_area *mda;
-
- dm_list_iterate_items(mda, mdas) {
- if (!mda->ops->mda_total_sectors)
- continue;
- mda_size = mda->ops->mda_total_sectors(mda);
- if (mda_size < min_mda_size)
- min_mda_size = mda_size;
- }
-
- if (min_mda_size == UINT64_MAX)
- min_mda_size = UINT64_C(0);
-
- return min_mda_size;
-}
-
static int _pvmdasize_disp(struct dm_report *rh, struct dm_pool *mem,
struct dm_report_field *field,
const void *data, void *private)
@@ -987,7 +968,7 @@
/* PVs could have 2 mdas of different sizes (rounding effect) */
if ((info = info_from_pvid(pvid, 0)))
- min_mda_size = _find_min_mda_size(&info->mdas);
+ min_mda_size = find_min_mda_size(&info->mdas);
return _size64_disp(rh, mem, field, &min_mda_size, private);
}
@@ -999,7 +980,7 @@
const struct volume_group *vg = (const struct volume_group *) data;
uint64_t min_mda_size;
- min_mda_size = _find_min_mda_size(&vg->fid->metadata_areas_in_use);
+ min_mda_size = vg_mda_size(vg);
return _size64_disp(rh, mem, field, &min_mda_size, private);
}
@@ -1009,19 +990,9 @@
const void *data, void *private)
{
const struct volume_group *vg = (const struct volume_group *) data;
- uint64_t freespace = UINT64_MAX, mda_free;
- struct metadata_area *mda;
-
- dm_list_iterate_items(mda, &vg->fid->metadata_areas_in_use) {
- if (!mda->ops->mda_free_sectors)
- continue;
- mda_free = mda->ops->mda_free_sectors(mda);
- if (mda_free < freespace)
- freespace = mda_free;
- }
+ uint64_t freespace;
- if (freespace == UINT64_MAX)
- freespace = UINT64_C(0);
+ freespace = vg_mda_free(vg);
return _size64_disp(rh, mem, field, &freespace, private);
}
^ permalink raw reply [flat|nested] 2+ messages in thread
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