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libdm: support reserve and release metadata snap msg

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Add support for new message types for thinp target 1.1
This commit is contained in:
Zdenek Kabelac 2012-07-04 11:28:53 +02:00
parent dcd4afc716
commit c4db22bd4f
3 changed files with 9 additions and 0 deletions
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1
WHATS_NEW_DM
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@ -1,5 +1,6 @@
Version 1.02.76 - Version 1.02.76 -
=============================== ===============================
Add support for thin pool message release/reserve_metadata_snap.
Add support for thin pool discard and external origin. Add support for thin pool discard and external origin.
Add configure --enable-udev-rule-exec-detection to detect exec path in rules. Add configure --enable-udev-rule-exec-detection to detect exec path in rules.
Use sbindir in udev rules by default and remove executable path detection. Use sbindir in udev rules by default and remove executable path detection.

2
libdm/libdevmapper.h
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@ -650,6 +650,8 @@ typedef enum {
DM_THIN_MESSAGE_CREATE_THIN, /* device_id */ DM_THIN_MESSAGE_CREATE_THIN, /* device_id */
DM_THIN_MESSAGE_DELETE, /* device_id */ DM_THIN_MESSAGE_DELETE, /* device_id */
DM_THIN_MESSAGE_SET_TRANSACTION_ID, /* current_id, new_id */ DM_THIN_MESSAGE_SET_TRANSACTION_ID, /* current_id, new_id */
DM_THIN_MESSAGE_RESERVE_METADATA_SNAP, /* 1.1 */
DM_THIN_MESSAGE_RELEASE_METADATA_SNAP, /* 1.1 */
} dm_thin_message_t; } dm_thin_message_t;
int dm_tree_node_add_thin_pool_message(struct dm_tree_node *node, int dm_tree_node_add_thin_pool_message(struct dm_tree_node *node,

6
libdm/libdm-deptree.c
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@ -1411,6 +1411,12 @@ static int _thin_pool_node_message(struct dm_tree_node *dnode, struct thin_messa
m->u.m_set_transaction_id.current_id, m->u.m_set_transaction_id.current_id,
m->u.m_set_transaction_id.new_id); m->u.m_set_transaction_id.new_id);
break; break;
case DM_THIN_MESSAGE_RESERVE_METADATA_SNAP: /* 1.1 */
r = dm_snprintf(buf, sizeof(buf), "reserve_metadata_snap");
break;
case DM_THIN_MESSAGE_RELEASE_METADATA_SNAP: /* 1.1 */
r = dm_snprintf(buf, sizeof(buf), "release_metadata_snap");
break;
default: default:
r = -1; r = -1;
} }