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tcp: syncookies: mark cookie_secret read_mostly

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only written once.

Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Florian Westphal 2014-08-26 12:55:53 +02:00 committed by David S. Miller
parent 1fc3de9407
commit 253ff51635
2 changed files with 2 additions and 2 deletions
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2
net/ipv4/syncookies.c
View File

@ -25,7 +25,7 @@
extern int sysctl_tcp_syncookies;
static u32 syncookie_secret[2][16-4+SHA_DIGEST_WORDS];
static u32 syncookie_secret[2][16-4+SHA_DIGEST_WORDS] __read_mostly;
#define COOKIEBITS 24 /* Upper bits store count */
#define COOKIEMASK (((__u32)1 << COOKIEBITS) - 1)

2
net/ipv6/syncookies.c
View File

@ -24,7 +24,7 @@
#define COOKIEBITS 24 /* Upper bits store count */
#define COOKIEMASK (((__u32)1 << COOKIEBITS) - 1)
static u32 syncookie6_secret[2][16-4+SHA_DIGEST_WORDS];
static u32 syncookie6_secret[2][16-4+SHA_DIGEST_WORDS] __read_mostly;
/* RFC 2460, Section 8.3:
* [ipv6 tcp] MSS must be computed as the maximum packet size minus 60 [..]