diff options
author | Sven Wegener <sven.wegener@stealer.net> | 2008-09-08 15:38:11 +0400 |
---|---|---|
committer | Simon Horman <horms@verge.net.au> | 2008-09-09 03:50:55 +0400 |
commit | 2206a3f5b75be5dadf11541961bd7c924857eb5d (patch) | |
tree | 8a77697bbd389f723cf7a5acce7303651e701b8c | |
parent | 9d7f2a2b1aa9e55537a053c68bdbd119fc479dd3 (diff) | |
download | linux-2206a3f5b75be5dadf11541961bd7c924857eb5d.tar.xz |
ipvs: Restrict connection table size via Kconfig
Instead of checking the value in include/net/ip_vs.h, we can just
restrict the range in our Kconfig file. This will prevent values outside
of the range early.
Signed-off-by: Sven Wegener <sven.wegener@stealer.net>
Reviewed-by: Julius Volz <juliusv@google.com>
Signed-off-by: Simon Horman <horms@verge.net.au>
-rw-r--r-- | include/net/ip_vs.h | 10 | ||||
-rw-r--r-- | net/ipv4/ipvs/Kconfig | 3 |
2 files changed, 3 insertions, 10 deletions
diff --git a/include/net/ip_vs.h b/include/net/ip_vs.h index 1b13cef4b547..38f4f690b186 100644 --- a/include/net/ip_vs.h +++ b/include/net/ip_vs.h @@ -621,16 +621,8 @@ extern void ip_vs_init_hash_table(struct list_head *table, int rows); #ifndef CONFIG_IP_VS_TAB_BITS #define CONFIG_IP_VS_TAB_BITS 12 #endif -/* make sure that IP_VS_CONN_TAB_BITS is located in [8, 20] */ -#if CONFIG_IP_VS_TAB_BITS < 8 -#define IP_VS_CONN_TAB_BITS 8 -#endif -#if CONFIG_IP_VS_TAB_BITS > 20 -#define IP_VS_CONN_TAB_BITS 20 -#endif -#if 8 <= CONFIG_IP_VS_TAB_BITS && CONFIG_IP_VS_TAB_BITS <= 20 + #define IP_VS_CONN_TAB_BITS CONFIG_IP_VS_TAB_BITS -#endif #define IP_VS_CONN_TAB_SIZE (1 << IP_VS_CONN_TAB_BITS) #define IP_VS_CONN_TAB_MASK (IP_VS_CONN_TAB_SIZE - 1) diff --git a/net/ipv4/ipvs/Kconfig b/net/ipv4/ipvs/Kconfig index 794cecb249af..de6004de80bc 100644 --- a/net/ipv4/ipvs/Kconfig +++ b/net/ipv4/ipvs/Kconfig @@ -41,7 +41,8 @@ config IP_VS_DEBUG config IP_VS_TAB_BITS int "IPVS connection table size (the Nth power of 2)" - default "12" + range 8 20 + default 12 ---help--- The IPVS connection hash table uses the chaining scheme to handle hash collisions. Using a big IPVS connection hash table will greatly |