From 1ec3652c25c593a7dcaae293b2f7dbed6eb15963 Mon Sep 17 00:00:00 2001 From: Neale Ranns Date: Wed, 29 Nov 2017 05:20:37 -0800 Subject: Separate heap for IPv4 mtries Change-Id: I497e9f6489dd35219bcf2b51ac992467aac4c8eb Signed-off-by: Neale Ranns --- src/vnet/ip/ip4_mtrie.c | 21 ++++++++++++++++++--- 1 file changed, 18 insertions(+), 3 deletions(-) (limited to 'src/vnet/ip/ip4_mtrie.c') diff --git a/src/vnet/ip/ip4_mtrie.c b/src/vnet/ip/ip4_mtrie.c index 5b78cbec1ea..5981a3c9e20 100644 --- a/src/vnet/ip/ip4_mtrie.c +++ b/src/vnet/ip/ip4_mtrie.c @@ -176,9 +176,12 @@ ply_create (ip4_fib_mtrie_t * m, u32 leaf_prefix_len, u32 ply_base_len) { ip4_fib_mtrie_8_ply_t *p; - + void *old_heap; /* Get cache aligned ply. */ + + old_heap = clib_mem_set_heap (ip4_main.mtrie_mheap); pool_get_aligned (ip4_ply_pool, p, CLIB_CACHE_LINE_BYTES); + clib_mem_set_heap (old_heap); ply_8_init (p, init_leaf, leaf_prefix_len, ply_base_len); return ip4_fib_mtrie_leaf_set_next_ply_index (p - ip4_ply_pool); @@ -796,15 +799,27 @@ format_ip4_fib_mtrie (u8 * s, va_list * va) return s; } +/** Default heap size for the IPv4 mtries */ +#define IP4_FIB_DEFAULT_MTRIE_HEAP_SIZE (32<<20) + static clib_error_t * ip4_mtrie_module_init (vlib_main_t * vm) { - /* Burn one ply so index 0 is taken */ CLIB_UNUSED (ip4_fib_mtrie_8_ply_t * p); + ip4_main_t *im = &ip4_main; + clib_error_t *error = NULL; + uword *old_heap; + + if (0 == im->mtrie_heap_size) + im->mtrie_heap_size = IP4_FIB_DEFAULT_MTRIE_HEAP_SIZE; + im->mtrie_mheap = mheap_alloc (0, im->mtrie_heap_size); + /* Burn one ply so index 0 is taken */ + old_heap = clib_mem_set_heap (ip4_main.mtrie_mheap); pool_get (ip4_ply_pool, p); + clib_mem_set_heap (old_heap); - return (NULL); + return (error); } VLIB_INIT_FUNCTION (ip4_mtrie_module_init); -- cgit 1.2.3-korg