shaba/lvm2
1
0
Fork 0
mirror of git://sourceware.org/git/lvm2.git synced 2024-12-21 13:34:40 +03:00
Code Releases Activity

lvm2app: Add function to retrieve the origin.

Browse Source 
Signed-off-by: Tony Asleson <tasleson@redhat.com>
This commit is contained in:
Tony Asleson 2013-04-11 16:48:40 -04:00
parent 9e0260c2e3
commit a7f3dbf904
2 changed files with 21 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
liblvm/lvm2app.h
View File

@ -1231,6 +1231,22 @@ const char *lvm_lv_get_name(const lv_t lv);
*/
const char *lvm_lv_get_attr(const lv_t lv);
/**
* Get the origin of a snapshot.
*
* \memberof lv_t
*
* The memory allocated for the name is tied to the vg_t handle and will be
* released when lvm_vg_close() is called.
*
* \param lv
* Logical volume handle.
*
* \return
* Null if the logical volume is not a snapshot, else origin name.
*/
const char *lvm_lv_get_origin(const lv_t lv);
/**
* Get the current size in bytes of a logical volume.
*

5
liblvm/lvm_lv.c
View File

@ -62,6 +62,11 @@ const char *lvm_lv_get_attr(const lv_t lv)
return lv_attr_dup(lv->vg->vgmem, lv);
}
const char *lvm_lv_get_origin(const lv_t lv)
{
return lv_origin_dup(lv->vg->vgmem, lv);
}
struct lvm_property_value lvm_lv_get_property(const lv_t lv, const char *name)
{
return get_property(NULL, NULL, lv, NULL, NULL, NULL, name);