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authorCarsten Emde <C.Emde@osadl.org>2011-07-19 13:51:17 +0100
committerClark Williams <williams@redhat.com>2012-04-11 11:07:51 -0500
commit40374eb979134df6f18812c37860bfa4b761d127 (patch)
tree7351ae99997acd0d87f24d4dd830c01021b5a97e /include
parentdc79720e7b45696cf0caa0b8455a431dc9b699ba (diff)
ping-sysrq.patch
There are (probably rare) situations when a system crashed and the system console becomes unresponsive but the network icmp layer still is alive. Wouldn't it be wonderful, if we then could submit a sysreq command via ping? This patch provides this facility. Please consult the updated documentation Documentation/sysrq.txt for details. Signed-off-by: Carsten Emde <C.Emde@osadl.org>
Diffstat (limited to 'include')
-rw-r--r--include/net/netns/ipv4.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/net/netns/ipv4.h b/include/net/netns/ipv4.h
index bbd023a1c9b9..643911ea0934 100644
--- a/include/net/netns/ipv4.h
+++ b/include/net/netns/ipv4.h
@@ -47,6 +47,7 @@ struct netns_ipv4 {
int sysctl_icmp_echo_ignore_all;
int sysctl_icmp_echo_ignore_broadcasts;
+ int sysctl_icmp_echo_sysrq;
int sysctl_icmp_ignore_bogus_error_responses;
int sysctl_icmp_ratelimit;
int sysctl_icmp_ratemask;