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Date: Tue, 26 Aug 2014 12:55:53 +0200 From: Florian Westphal <fw@...len.de> To: netdev@...r.kernel.org Cc: Florian Westphal <fw@...len.de> Subject: [PATCH next] tcp: syncookies: mark cookie_secret read_mostly only written once. Signed-off-by: Florian Westphal <fw@...len.de> --- net/ipv4/syncookies.c | 2 +- net/ipv6/syncookies.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/net/ipv4/syncookies.c b/net/ipv4/syncookies.c index c0c7568..0431a8f 100644 --- a/net/ipv4/syncookies.c +++ b/net/ipv4/syncookies.c @@ -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) diff --git a/net/ipv6/syncookies.c b/net/ipv6/syncookies.c index 83cea1d..c643dc9 100644 --- a/net/ipv6/syncookies.c +++ b/net/ipv6/syncookies.c @@ -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 [..] -- 1.8.1.5 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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