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RDS/IB: Use SLAB_HWCACHE_ALIGN flag for kmem_cache_create() 

We are *definitely* counting cycles as closely as DaveM, so
ensure hwcache alignment for our recv ring control structs.

Signed-off-by: Andy Grover <andy.grover@oracle.com>
This commit is contained in:
Andy Grover 2010-07-07 16:46:26 -07:00
parent d455ab6409
commit c20f5b9633
1 changed files with 2 additions and 2 deletions
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4
net/rds/ib_recv.c
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@ -1051,13 +1051,13 @@ int __init rds_ib_recv_init(void)
rds_ib_incoming_slab = kmem_cache_create("rds_ib_incoming", rds_ib_incoming_slab = kmem_cache_create("rds_ib_incoming",
sizeof(struct rds_ib_incoming), sizeof(struct rds_ib_incoming),
0, 0, NULL); 0, SLAB_HWCACHE_ALIGN, NULL);
if (!rds_ib_incoming_slab) if (!rds_ib_incoming_slab)
goto out; goto out;
rds_ib_frag_slab = kmem_cache_create("rds_ib_frag", rds_ib_frag_slab = kmem_cache_create("rds_ib_frag",
sizeof(struct rds_page_frag), sizeof(struct rds_page_frag),
0, 0, NULL); 0, SLAB_HWCACHE_ALIGN, NULL);
if (!rds_ib_frag_slab) if (!rds_ib_frag_slab)
kmem_cache_destroy(rds_ib_incoming_slab); kmem_cache_destroy(rds_ib_incoming_slab);
else else