diff options
Diffstat (limited to 'sys/net/route.h')
| -rw-r--r-- | sys/net/route.h | 40 |
1 files changed, 28 insertions, 12 deletions
diff --git a/sys/net/route.h b/sys/net/route.h index 2c9afb2..249a41e 100644 --- a/sys/net/route.h +++ b/sys/net/route.h @@ -316,20 +316,36 @@ struct rt_addrinfo { } while (0) #define RTFREE_LOCKED(_rt) do { \ - if ((_rt)->rt_refcnt <= 1) \ - rtfree(_rt); \ - else { \ - RT_REMREF(_rt); \ - RT_UNLOCK(_rt); \ - } \ - /* guard against invalid refs */ \ - _rt = 0; \ - } while (0) + if ((_rt)->rt_refcnt <= 1) \ + rtfree(_rt); \ + else { \ + RT_REMREF(_rt); \ + RT_UNLOCK(_rt); \ + } \ + /* guard against invalid refs */ \ + _rt = 0; \ +} while (0) #define RTFREE(_rt) do { \ - RT_LOCK(_rt); \ - RTFREE_LOCKED(_rt); \ - } while (0) + RT_LOCK(_rt); \ + RTFREE_LOCKED(_rt); \ +} while (0) + +#define RT_TEMP_UNLOCK(_rt) do { \ + RT_ADDREF(_rt); \ + RT_UNLOCK(_rt); \ +} while (0) + +#define RT_RELOCK(_rt) do { \ + RT_LOCK(_rt); \ + if ((_rt)->rt_refcnt <= 1) { \ + rtfree(_rt); \ + _rt = 0; /* signal that it went away */ \ + } else { \ + RT_REMREF(_rt); \ + /* note that _rt is still valid */ \ + } \ +} while (0) extern struct radix_node_head *rt_tables[][AF_MAX+1]; |
