From 5cdde5c25a0e71d923a6d56e5c94e058887f95d8 Mon Sep 17 00:00:00 2001 From: jaszha03 Date: Thu, 11 Jul 2019 20:47:24 +0000 Subject: vppinfra: refactor test_and_set spinlocks to use clib_spinlock_t Spinlock performance improved when implemented with compare_and_exchange instead of test_and_set. All instances of test_and_set locks were refactored to use clib_spinlock_t when possible. Some locks e.g. ssvm synchronize between processes rather than threads, so they cannot directly use clib_spinlock_t. Type: refactor Change-Id: Ia16b5d4cd49209b2b57b8df6c94615c28b11bb60 Signed-off-by: Jason Zhang Reviewed-by: Honnappa Nagarahalli Reviewed-by: Lijian Zhang --- src/vnet/dns/dns.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'src/vnet/dns/dns.c') diff --git a/src/vnet/dns/dns.c b/src/vnet/dns/dns.c index bae6cb4911e..471728b8bb7 100644 --- a/src/vnet/dns/dns.c +++ b/src/vnet/dns/dns.c @@ -103,8 +103,7 @@ dns_enable_disable (dns_main_t * dm, int is_enable) if (dm->cache_entry_by_name == 0) { if (n_vlib_mains > 1) - dm->cache_lock = clib_mem_alloc_aligned (CLIB_CACHE_LINE_BYTES, - CLIB_CACHE_LINE_BYTES); + clib_spinlock_init (&dm->cache_lock); dm->cache_entry_by_name = hash_create_string (0, sizeof (uword)); } -- cgit 1.2.3-korg