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openvswitch: Optimize flow key match for non tunnel flows.

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Following patch adds start offset for sw_flow-key, so that we can
skip tunneling information in key for non-tunnel flows.

Signed-off-by: Pravin B Shelar <pshelar@nicira.com>
Acked-by: Jesse Gross <jesse@nicira.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Pravin B Shelar 2013-06-17 17:50:28 -07:00 • committed by David S. Miller
parent ffe3f43217
commit a3e82996a8
3 changed files with 42 additions and 20 deletions
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6
net/openvswitch/flow.h
View file

@ -156,7 +156,7 @@ u64 ovs_flow_used_time(unsigned long flow_jiffies);
int ovs_flow_to_nlattrs(const struct sw_flow_key *, struct sk_buff *);
int ovs_flow_from_nlattrs(struct sw_flow_key *swkey, int *key_lenp,
const struct nlattr *);
int ovs_flow_metadata_from_nlattrs(struct sw_flow *flow,
int ovs_flow_metadata_from_nlattrs(struct sw_flow *flow, int key_len,
const struct nlattr *attr);
#define MAX_ACTIONS_BUFSIZE (32 * 1024)
@ -188,9 +188,9 @@ void ovs_flow_tbl_deferred_destroy(struct flow_table *table);
struct flow_table *ovs_flow_tbl_alloc(int new_size);
struct flow_table *ovs_flow_tbl_expand(struct flow_table *table);
struct flow_table *ovs_flow_tbl_rehash(struct flow_table *table);
void ovs_flow_tbl_insert(struct flow_table *table, struct sw_flow *flow);
void ovs_flow_tbl_insert(struct flow_table *table, struct sw_flow *flow,
struct sw_flow_key *key, int key_len);
void ovs_flow_tbl_remove(struct flow_table *table, struct sw_flow *flow);
u32 ovs_flow_hash(const struct sw_flow_key *key, int key_len);
struct sw_flow *ovs_flow_tbl_next(struct flow_table *table, u32 *bucket, u32 *idx);
extern const int ovs_key_lens[OVS_KEY_ATTR_MAX + 1];