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-rw-r--r--Documentation/networking/xfrm_sysctl.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/networking/xfrm_sysctl.txt b/Documentation/networking/xfrm_sysctl.txt
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index 000000000000..5bbd16792fe1
--- /dev/null
+++ b/Documentation/networking/xfrm_sysctl.txt
@@ -0,0 +1,4 @@
+/proc/sys/net/core/xfrm_* Variables:
+
+xfrm_acq_expires - INTEGER
+ default 30 - hard timeout in seconds for acquire requests