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[IPSEC] flow: reorder "struct flow_cache_entry" and remove SLAB_HWCACHE_ALIGN

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1) We can shrink sizeof(struct flow_cache_entry) by 8 bytes on 64bit arches.
2) No need to align these structures to hardware cache lines, this only waste 
   ram for very litle gain.

Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2008-02-07 23:30:42 -08:00 • committed by David S. Miller
parent fca09fb732
commit dd5a1843d5
1 changed files with 2 additions and 2 deletions
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4
net/core/flow.c
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@ -30,8 +30,8 @@ struct flow_cache_entry {
struct flow_cache_entry *next; struct flow_cache_entry *next;
u16 family; u16 family;
u8 dir; u8 dir;
struct flowi key;
u32 genid; u32 genid;
struct flowi key;
void *object; void *object;
atomic_t *object_ref; atomic_t *object_ref;
}; };
@ -346,7 +346,7 @@ static int __init flow_cache_init(void)
flow_cachep = kmem_cache_create("flow_cache", flow_cachep = kmem_cache_create("flow_cache",
sizeof(struct flow_cache_entry), sizeof(struct flow_cache_entry),
0, SLAB_HWCACHE_ALIGN|SLAB_PANIC, 0, SLAB_PANIC,
NULL); NULL);
flow_hash_shift = 10; flow_hash_shift = 10;
flow_lwm = 2 * flow_hash_size; flow_lwm = 2 * flow_hash_size;