mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-11 23:36:45 +07:00
f408e0ce40
This lets kernel modules which use genl netlink APIs serialize netlink processing. Signed-off-by: James Chapman <jchapman@katalix.com> Reviewed-by: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
92 lines
1.8 KiB
C
92 lines
1.8 KiB
C
#ifndef __LINUX_GENERIC_NETLINK_H
|
|
#define __LINUX_GENERIC_NETLINK_H
|
|
|
|
#include <linux/types.h>
|
|
#include <linux/netlink.h>
|
|
|
|
#define GENL_NAMSIZ 16 /* length of family name */
|
|
|
|
#define GENL_MIN_ID NLMSG_MIN_TYPE
|
|
#define GENL_MAX_ID 1023
|
|
|
|
struct genlmsghdr {
|
|
__u8 cmd;
|
|
__u8 version;
|
|
__u16 reserved;
|
|
};
|
|
|
|
#define GENL_HDRLEN NLMSG_ALIGN(sizeof(struct genlmsghdr))
|
|
|
|
#define GENL_ADMIN_PERM 0x01
|
|
#define GENL_CMD_CAP_DO 0x02
|
|
#define GENL_CMD_CAP_DUMP 0x04
|
|
#define GENL_CMD_CAP_HASPOL 0x08
|
|
|
|
/*
|
|
* List of reserved static generic netlink identifiers:
|
|
*/
|
|
#define GENL_ID_GENERATE 0
|
|
#define GENL_ID_CTRL NLMSG_MIN_TYPE
|
|
|
|
/**************************************************************************
|
|
* Controller
|
|
**************************************************************************/
|
|
|
|
enum {
|
|
CTRL_CMD_UNSPEC,
|
|
CTRL_CMD_NEWFAMILY,
|
|
CTRL_CMD_DELFAMILY,
|
|
CTRL_CMD_GETFAMILY,
|
|
CTRL_CMD_NEWOPS,
|
|
CTRL_CMD_DELOPS,
|
|
CTRL_CMD_GETOPS,
|
|
CTRL_CMD_NEWMCAST_GRP,
|
|
CTRL_CMD_DELMCAST_GRP,
|
|
CTRL_CMD_GETMCAST_GRP, /* unused */
|
|
__CTRL_CMD_MAX,
|
|
};
|
|
|
|
#define CTRL_CMD_MAX (__CTRL_CMD_MAX - 1)
|
|
|
|
enum {
|
|
CTRL_ATTR_UNSPEC,
|
|
CTRL_ATTR_FAMILY_ID,
|
|
CTRL_ATTR_FAMILY_NAME,
|
|
CTRL_ATTR_VERSION,
|
|
CTRL_ATTR_HDRSIZE,
|
|
CTRL_ATTR_MAXATTR,
|
|
CTRL_ATTR_OPS,
|
|
CTRL_ATTR_MCAST_GROUPS,
|
|
__CTRL_ATTR_MAX,
|
|
};
|
|
|
|
#define CTRL_ATTR_MAX (__CTRL_ATTR_MAX - 1)
|
|
|
|
enum {
|
|
CTRL_ATTR_OP_UNSPEC,
|
|
CTRL_ATTR_OP_ID,
|
|
CTRL_ATTR_OP_FLAGS,
|
|
__CTRL_ATTR_OP_MAX,
|
|
};
|
|
|
|
#define CTRL_ATTR_OP_MAX (__CTRL_ATTR_OP_MAX - 1)
|
|
|
|
enum {
|
|
CTRL_ATTR_MCAST_GRP_UNSPEC,
|
|
CTRL_ATTR_MCAST_GRP_NAME,
|
|
CTRL_ATTR_MCAST_GRP_ID,
|
|
__CTRL_ATTR_MCAST_GRP_MAX,
|
|
};
|
|
|
|
#define CTRL_ATTR_MCAST_GRP_MAX (__CTRL_ATTR_MCAST_GRP_MAX - 1)
|
|
|
|
#ifdef __KERNEL__
|
|
|
|
/* All generic netlink requests are serialized by a global lock. */
|
|
extern void genl_lock(void);
|
|
extern void genl_unlock(void);
|
|
|
|
#endif /* __KERNEL__ */
|
|
|
|
#endif /* __LINUX_GENERIC_NETLINK_H */
|