From d7482c8fed54652a3150d78b35419dc8c832f074 Mon Sep 17 00:00:00 2001
From: Klaus Schmidinger <vdr@tvdr.de>
Date: Sat, 16 Oct 2004 13:47:37 +0200
Subject: [PATCH] Avoiding unnecessary section filter start/stops

---
 CONTRIBUTORS | 1 +
 HISTORY      | 1 +
 device.c     | 3 +--
 sections.c   | 6 ++++--
 4 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/CONTRIBUTORS b/CONTRIBUTORS
index 904851d3..8426add8 100644
--- a/CONTRIBUTORS
+++ b/CONTRIBUTORS
@@ -1046,6 +1046,7 @@ Marco Schl
  for doing some testing regarding buffer performance and giving me some hints that
  finally lead to finding out that the basic problem causing buffer overflows was in
  EnableGet()/EnablePut() being called too often
+ for avoiding unnecessary section filter start/stops
 
 Jürgen Schmitz <j.schmitz@web.de>
  for reporting a bug in displaying the current channel when switching via the SVDRP
diff --git a/HISTORY b/HISTORY
index 36ad5fa9..23095b46 100644
--- a/HISTORY
+++ b/HISTORY
@@ -3019,3 +3019,4 @@ Video Disk Recorder Revision History
   to have them set in case a patch references them (thanks to Wayne Keer for pointing
   this out).
 - Completed the Russian OSD texts (thanks to Vyacheslav Dikonov).
+- Avoiding unnecessary section filter start/stops (thanks to Marco Schlüßler).
diff --git a/device.c b/device.c
index 1813df8a..0e6de7c4 100644
--- a/device.c
+++ b/device.c
@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: device.c 1.57 2004/10/09 12:53:02 kls Exp $
+ * $Id: device.c 1.58 2004/10/16 13:41:23 kls Exp $
  */
 
 #include "device.h"
@@ -314,7 +314,6 @@ void cDevice::StartSectionHandler(void)
      AttachFilter(patFilter = new cPatFilter);
      AttachFilter(sdtFilter = new cSdtFilter(patFilter));
      AttachFilter(nitFilter = new cNitFilter);
-     sectionHandler->SetStatus(true);
      }
 }
 
diff --git a/sections.c b/sections.c
index 8b6d3e5c..64923367 100644
--- a/sections.c
+++ b/sections.c
@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: sections.c 1.8 2004/08/08 13:59:08 kls Exp $
+ * $Id: sections.c 1.9 2004/10/16 13:45:02 kls Exp $
  */
 
 #include "sections.h"
@@ -121,7 +121,8 @@ void cSectionHandler::Attach(cFilter *Filter)
   statusCount++;
   filters.Add(Filter);
   Filter->sectionHandler = this;
-  Filter->SetStatus(true);
+  if (on)
+     Filter->SetStatus(true);
   Unlock();
 }
 
@@ -176,6 +177,7 @@ void cSectionHandler::Action(void)
             int i = fh->Index();
             pfd[i].fd = fh->handle;
             pfd[i].events = POLLIN;
+            pfd[i].revents = 0;
             }
         int oldStatusCount = statusCount;
         Unlock();