diff --git a/hw/xfree86/common/xf86Config.c b/hw/xfree86/common/xf86Config.c
index fce7c401d..1c93b61b0 100644
--- a/hw/xfree86/common/xf86Config.c
+++ b/hw/xfree86/common/xf86Config.c
@@ -826,12 +826,10 @@ configServerFlags(XF86ConfFlagsPtr flagsconf, XF86OptionPtr layoutopts)
     {
         if ((s = xf86GetOptValString(FlagOptions, FLAG_LOG))) {
             if (!xf86NameCmp(s, "flush")) {
-                xf86Msg(X_CONFIG, "Flushing logfile enabled\n");
-                LogSetParameter(XLOG_FLUSH, TRUE);
+                xf86Msg(X_CONFIG, "flush log flag is noop\n");
             }
             else if (!xf86NameCmp(s, "sync")) {
                 xf86Msg(X_CONFIG, "Syncing logfile enabled\n");
-                LogSetParameter(XLOG_FLUSH, TRUE);
                 LogSetParameter(XLOG_SYNC, TRUE);
             }
             else {
diff --git a/hw/xwin/InitOutput.c b/hw/xwin/InitOutput.c
index 541503552..254511749 100644
--- a/hw/xwin/InitOutput.c
+++ b/hw/xwin/InitOutput.c
@@ -646,7 +646,6 @@ OsVendorInit(void)
         g_pszLogFile = LogInit(g_pszLogFile, ".old");
 
     }
-    LogSetParameter(XLOG_FLUSH, 1);
     LogSetParameter(XLOG_VERBOSITY, g_iLogVerbose);
     LogSetParameter(XLOG_FILE_VERBOSITY, g_iLogVerbose);
 
diff --git a/include/os.h b/include/os.h
index fa41d6698..f00d44198 100644
--- a/include/os.h
+++ b/include/os.h
@@ -324,7 +324,6 @@ timingsafe_memcmp(const void *b1, const void *b2, size_t len);
 
 /* Logging. */
 typedef enum _LogParameter {
-    XLOG_FLUSH,
     XLOG_SYNC,
     XLOG_VERBOSITY,
     XLOG_FILE_VERBOSITY
diff --git a/os/log.c b/os/log.c
index e468af917..89a1214de 100644
--- a/os/log.c
+++ b/os/log.c
@@ -118,7 +118,6 @@ void (*OsVendorVErrorFProc) (const char *, va_list args) = NULL;
 #endif
 
 static int logFileFd = -1;
-static Bool logFlush = FALSE;
 static Bool logSync = FALSE;
 static int logVerbosity = DEFAULT_LOG_VERBOSITY;
 static int logFileVerbosity = DEFAULT_LOG_FILE_VERBOSITY;
@@ -341,9 +340,6 @@ Bool
 LogSetParameter(LogParameter param, int value)
 {
     switch (param) {
-    case XLOG_FLUSH:
-        logFlush = value ? TRUE : FALSE;
-        return TRUE;
     case XLOG_SYNC:
         logSync = value ? TRUE : FALSE;
         return TRUE;
@@ -604,7 +600,7 @@ LogSWrite(int verb, const char *buf, size_t len, Bool end_line)
         if (inSignalContext && logFileFd >= 0) {
             ret = write(logFileFd, buf, len);
 #ifndef WIN32
-            if (logFlush && logSync)
+            if (logSync)
                 fsync(logFileFd);
 #endif
         }
@@ -620,12 +616,10 @@ LogSWrite(int verb, const char *buf, size_t len, Bool end_line)
             }
             newline = end_line;
             write(logFileFd, buf, len);
-            if (logFlush) {
 #ifndef WIN32
-                if (logSync)
-                    fsync(logFileFd);
+            if (logSync)
+                fsync(logFileFd);
 #endif
-            }
         }
         else if (!inSignalContext && needBuffer) {
             if (len > bufferUnused) {