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drbd: Preparing the connector interface to operator on connections

Browse source 
Up to now it only operated on minor numbers. Now it can work also
on named connections.

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
This commit is contained in:
Philipp Reisner 2011-02-21 15:38:08 +01:00
parent 2f5cdd0b2c
commit 1aba4d7fcf
4 changed files with 94 additions and 37 deletions
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19
include/linux/drbd.h
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@ -155,6 +155,7 @@ enum drbd_ret_code {
ERR_CONG_NOT_PROTO_A = 155,
ERR_PIC_AFTER_DEP = 156,
ERR_PIC_PEER_DEP = 157,
ERR_CONN_NOT_KNOWN = 158,
/* insert new ones above this line */
AFTER_LAST_ERR_CODE
@ -347,8 +348,11 @@ enum drbd_timeout_flag {
/* Start of the new netlink/connector stuff */
#define DRBD_NL_CREATE_DEVICE 0x01
#define DRBD_NL_SET_DEFAULTS 0x02
enum drbd_ncr_flags {
DRBD_NL_CREATE_DEVICE = 0x01,
DRBD_NL_SET_DEFAULTS = 0x02,
};
#define DRBD_NL_OBJ_NAME_LEN 32
/* For searching a vacant cn_idx value */
@ -356,8 +360,15 @@ enum drbd_timeout_flag {
struct drbd_nl_cfg_req {
int packet_type;
unsigned int drbd_minor;
int flags;
union {
struct {
unsigned int drbd_minor;
enum drbd_ncr_flags flags;
};
struct {
char obj_name[DRBD_NL_OBJ_NAME_LEN];
};
};
unsigned short tag_list[];
};