Commit 486f930a authored by Ying Xue's avatar Ying Xue Committed by David S. Miller

tipc: adjust order of variables in tipc_node structure

Move more frequently used variables up to the head of tipc_node
structure, hopefully improving a bit performance.
Signed-off-by: default avatarYing Xue <ying.xue@windriver.com>
Reviewed-by: default avatarErik Hugne <erik.hugne@ericsson.com>
Reviewed-by: default avatarJon Maloy <jon.maloy@ericsson.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 5356f3d7
......@@ -53,20 +53,7 @@
#define WAIT_NODE_DOWN 0x0004 /* wait until peer node is declared down */
/**
* struct tipc_node - TIPC node structure
* @addr: network address of node
* @lock: spinlock governing access to structure
* @hash: links to adjacent nodes in unsorted hash chain
* @list: links to adjacent nodes in sorted list of cluster's nodes
* @nsub: list of "node down" subscriptions monitoring node
* @active_links: pointers to active links to node
* @links: pointers to all links to node
* @working_links: number of working links to node (both active and standby)
* @block_setup: bit mask of conditions preventing link establishment to node
* @link_cnt: number of links to node
* @signature: node instance identifier
* @bclink: broadcast-related info
* @rcu: rcu struct for tipc_node
* struct tipc_node_bclink - TIPC node bclink structure
* @acked: sequence # of last outbound b'cast message acknowledged by node
* @last_in: sequence # of last in-sequence b'cast message received from node
* @last_sent: sequence # of last b'cast message sent by node
......@@ -78,20 +65,7 @@
* @reasm_tail: last broadcast fragment received from node
* @recv_permitted: true if node is allowed to receive b'cast messages
*/
struct tipc_node {
u32 addr;
spinlock_t lock;
struct hlist_node hash;
struct list_head list;
struct list_head nsub;
struct tipc_link *active_links[2];
struct tipc_link *links[MAX_BEARERS];
int link_cnt;
int working_links;
int block_setup;
u32 signature;
struct rcu_head rcu;
struct {
struct tipc_node_bclink {
u32 acked;
u32 last_in;
u32 last_sent;
......@@ -102,7 +76,38 @@ struct tipc_node {
struct sk_buff *reasm_head;
struct sk_buff *reasm_tail;
bool recv_permitted;
} bclink;
};
/**
* struct tipc_node - TIPC node structure
* @addr: network address of node
* @lock: spinlock governing access to structure
* @hash: links to adjacent nodes in unsorted hash chain
* @active_links: pointers to active links to node
* @links: pointers to all links to node
* @block_setup: bit mask of conditions preventing link establishment to node
* @bclink: broadcast-related info
* @list: links to adjacent nodes in sorted list of cluster's nodes
* @working_links: number of working links to node (both active and standby)
* @link_cnt: number of links to node
* @signature: node instance identifier
* @nsub: list of "node down" subscriptions monitoring node
* @rcu: rcu struct for tipc_node
*/
struct tipc_node {
u32 addr;
spinlock_t lock;
struct hlist_node hash;
struct tipc_link *active_links[2];
struct tipc_link *links[MAX_BEARERS];
int block_setup;
struct tipc_node_bclink bclink;
struct list_head list;
int link_cnt;
int working_links;
u32 signature;
struct list_head nsub;
struct rcu_head rcu;
};
extern struct list_head tipc_node_list;
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment