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Code Releases Activity

o First pass at activation

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This commit is contained in:
Joe Thornber 2001-11-02 13:45:05 +00:00
parent 0a5e4a1442
commit ae2bb66535
1 changed files with 63 additions and 18 deletions
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67
lib/activate/activate.c
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@ -7,24 +7,44 @@
#include "metadata.h" #include "metadata.h"
#include "activate.h" #include "activate.h"
#include <device-mapper/libdm.h>
int lv_activate(struct logical_volume *lv) int lv_activate(struct logical_volume *lv)
{ {
int r = 0;
uint64_t esize = lv->vg->extent_size;
uint64_t start = 0ull;
char params[1024];
struct pe_specifier *pes;
struct dm_task *dmt;
if (!(dmt = dm_task_create(DM_DEVICE_CREATE))) {
stack;
return 0; return 0;
} }
int lv_deactivate(struct logical_volume *lv) dm_command_set_name(c, lv->uuid);
{
return 0; for (i = 0; i < lv->le_count; i++) {
pes = lv->map + i;
snprintf(params, sizeof(params), "%s %ull",
dev_name(pes->pv.dev),
pes->pv->pe_start + (esize * pes->pe));
if (!dm_task_add_target(dmt, start, size, "linear", params)) {
stack;
goto out;
} }
int lvs_in_vg_activated(struct volume_group *vg) start += esize;
{
return 0;
} }
int lv_update_write_access(struct logical_volume *lv) if (!(r = dm_task_run(c)))
{ stack;
return 0;
out:
dm_command_destroy(c);
return r;
} }
int activate_lvs_in_vg(struct volume_group *vg) int activate_lvs_in_vg(struct volume_group *vg)
@ -39,6 +59,33 @@ int activate_lvs_in_vg(struct volume_group *vg)
return done; return done;
} }
int lv_deactivate(struct logical_volume *lv)
{
struct dm_task *dmt = dm_command_create(DM_DEVICE_REMOVE);
if (!c) {
stack;
return 0;
}
dm_command_set_name(c, lv->uuid);
if (!(r = dm_command_run()))
stack;
out:
dm_task_destroy(dmt);
return r;
}
int lv_deactivate(struct volume_group *vg, struct logical_volume *lv)
{
return 0;
}
int lv_update_write_access(struct logical_volume *lv)
{
return 0;
}
int deactivate_lvs_in_vg(struct volume_group *vg) int deactivate_lvs_in_vg(struct volume_group *vg)
{ {
struct list *lvh; struct list *lvh;
@ -50,5 +97,3 @@ int deactivate_lvs_in_vg(struct volume_group *vg)
return done; return done;
} }