diff --git a/CONTRIBUTORS b/CONTRIBUTORS
index a69dd21f..3a1f4c66 100644
--- a/CONTRIBUTORS
+++ b/CONTRIBUTORS
@@ -1357,3 +1357,6 @@ Johannes Stezenbach <js@linuxtv.org>
 Paavo Hartikainen <pahartik@sci.fi>
  for verifying that the byte swap for big endian systems in cDvbOsd::Flush() was
  wrong
+
+Georg Acher <acher@baycom.de>
+ for making tChannelID::operator==() inline for better performance
diff --git a/HISTORY b/HISTORY
index c608f17f..764b7f98 100644
--- a/HISTORY
+++ b/HISTORY
@@ -3563,3 +3563,5 @@ Video Disk Recorder Revision History
   is pressed (thanks to Rolf Ahrenberg).
 - Moved the NPTL and UTF-8 checks after the version and help output (thanks to
   Andreas Kool for pointing out that 'vdr --version' failed on an UTF-8 system).
+- Made tChannelID::operator==() inline for better performance (thanks to Georg
+  Acher).
diff --git a/channels.c b/channels.c
index e571aed2..942d7af0 100644
--- a/channels.c
+++ b/channels.c
@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: channels.c 1.38 2005/05/07 13:14:32 kls Exp $
+ * $Id: channels.c 1.39 2005/05/26 11:10:06 kls Exp $
  */
 
 #include "channels.h"
@@ -124,11 +124,6 @@ int MapToDriver(int Value, const tChannelParameterMap *Map)
 
 const tChannelID tChannelID::InvalidID;
 
-bool tChannelID::operator== (const tChannelID &arg) const
-{
-  return source == arg.source && nid == arg.nid && tid == arg.tid && sid == arg.sid && rid == arg.rid;
-}
-
 tChannelID tChannelID::FromString(const char *s)
 {
   char *sourcebuf = NULL;
diff --git a/channels.h b/channels.h
index a984c8cc..f1bc6568 100644
--- a/channels.h
+++ b/channels.h
@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: channels.h 1.29 2005/05/14 09:31:45 kls Exp $
+ * $Id: channels.h 1.30 2005/05/26 11:11:31 kls Exp $
  */
 
 #ifndef __CHANNELS_H
@@ -65,7 +65,7 @@ private:
 public:
   tChannelID(void) { source = nid = tid = sid = rid = 0; }
   tChannelID(int Source, int Nid, int Tid, int Sid, int Rid = 0) { source = Source; nid = Nid; tid = Tid; sid = Sid; rid = Rid; }
-  bool operator== (const tChannelID &arg) const;
+  bool operator== (const tChannelID &arg) const { return source == arg.source && nid == arg.nid && tid == arg.tid && sid == arg.sid && rid == arg.rid; }
   bool Valid(void) { return (nid || tid) && sid; } // rid is optional and source may be 0//XXX source may not be 0???
   tChannelID &ClrRid(void) { rid = 0; return *this; }
   tChannelID &ClrPolarization(void);