From: Eric Leblond <eric@regit.org>
Date: Wed, 31 Jan 2018 20:12:59 +0000 (+0100)
Subject: af-packet: count only CPUs once
X-Git-Tag: suricata-4.1.0-beta1~174
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=194751654fba60424df9c2af1bdceae29c672fa1;p=thirdparty%2Fsuricata.git

af-packet: count only CPUs once
---

diff --git a/src/source-af-packet.c b/src/source-af-packet.c
index 040ab196a5..874118f890 100644
--- a/src/source-af-packet.c
+++ b/src/source-af-packet.c
@@ -314,6 +314,9 @@ static int AFPGetDevFlags(int fd, const char *ifname);
 static int AFPDerefSocket(AFPPeer* peer);
 static int AFPRefSocket(AFPPeer* peer);
 
+
+static unsigned int nr_cpus;
+
 /**
  * \brief Registration Function for RecieveAFP.
  * \todo Unit tests are needed for this module.
@@ -330,6 +333,8 @@ void TmModuleReceiveAFPRegister (void)
     tmm_modules[TMM_RECEIVEAFP].RegisterTests = NULL;
     tmm_modules[TMM_RECEIVEAFP].cap_flags = SC_CAP_NET_RAW;
     tmm_modules[TMM_RECEIVEAFP].flags = TM_FLAG_RECEIVE_TM;
+
+    nr_cpus = UtilCpuGetNumProcessorsConfigured();
 }
 
 
@@ -2265,7 +2270,6 @@ TmEcode AFPSetBPFFilter(AFPThreadVars *ptv)
  */
 static int AFPInsertHalfFlow(int mapd, void *key, uint64_t inittime)
 {
-    unsigned int nr_cpus = UtilCpuGetNumProcessorsConfigured();
     struct pair value[nr_cpus];
     unsigned int i;