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devicemapper: add DM_NAME_LIST_FLAG

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Match libdm part
This commit is contained in:
Zdenek Kabelac 2021-09-22 21:24:39 +02:00
parent 566c2f1828
commit 707e7d762e
1 changed files with 14 additions and 0 deletions
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14
device_mapper/misc/dm-ioctl.h
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@ -194,8 +194,22 @@ struct dm_name_list {
uint32_t next; /* offset to the next record from uint32_t next; /* offset to the next record from
the _start_ of this */ the _start_ of this */
char name[0]; char name[0];
/*
* The following members can be accessed by taking a pointer that
* points immediately after the terminating zero character in "name"
* and aligning this pointer to next 8-byte boundary.
* Uuid is present if the flag DM_NAME_LIST_FLAG_HAS_UUID is set.
*
* uint32_t event_nr;
* uint32_t flags;
* char uuid[0];
*/
}; };
#define DM_NAME_LIST_FLAG_HAS_UUID 1
#define DM_NAME_LIST_FLAG_DOESNT_HAVE_UUID 2
/* /*
* Used to retrieve the target versions * Used to retrieve the target versions
*/ */