[ovs-dev] [PATCH] datapath: Don't allocate space for per-CPU flow stats from cache.
Jesse Gross
jesse at nicira.com
Fri Dec 6 21:19:54 UTC 2013
Per-CPU flow stats are now allocated separately (if necessary) so
there's no longer any need to allocate space for them directly in
the base flow.
Signed-off-by: Jesse Gross <jesse at nicira.com>
---
datapath/flow_table.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)
diff --git a/datapath/flow_table.c b/datapath/flow_table.c
index b20adcb..6bb68d8 100644
--- a/datapath/flow_table.c
+++ b/datapath/flow_table.c
@@ -606,15 +606,11 @@ int ovs_flow_tbl_insert(struct flow_table *table, struct sw_flow *flow,
* Returns zero if successful or a negative error code. */
int ovs_flow_init(void)
{
- int flow_size;
-
BUILD_BUG_ON(__alignof__(struct sw_flow_key) % __alignof__(long));
BUILD_BUG_ON(sizeof(struct sw_flow_key) % sizeof(long));
- flow_size = sizeof(struct sw_flow) +
- (num_possible_cpus() * sizeof(struct sw_flow_stats));
-
- flow_cache = kmem_cache_create("sw_flow", flow_size, 0, 0, NULL);
+ flow_cache = kmem_cache_create("sw_flow", sizeof(struct sw_flow), 0,
+ 0, NULL);
if (flow_cache == NULL)
return -ENOMEM;
--
1.8.3.2
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