VMM/Guru: Speed up stderr output by explicit buffering. Makes a big difference on Windows. :) [fix]

git-svn-id: https://www.virtualbox.org/svn/vbox/trunk@72384 cfe28804-0f27-0410-a406-dd0f0b0b656f

1 files changed, 4 insertions, 3 deletions

diff --git a/src/VBox/VMM/VMMR3/VMMGuruMeditation.cpp b/src/VBox/VMM/VMMR3/VMMGuruMeditation.cpp
index cd12e1c46b5..4178f32586d 100644
--- a/src/VBox/VMM/VMMR3/VMMGuruMeditation.cpp
+++ b/src/VBox/VMM/VMMR3/VMMGuruMeditation.cpp
@@ -86,7 +86,7 @@ typedef const VMMR3FATALDUMPINFOHLP *PCVMMR3FATALDUMPINFOHLP;
  *
  * @param   pHlp        The instance to flush.
  */
-static void vmmR3FatalDumpInfoHlp_FlushStdErr(PVMMR3FATALDUMPINFOHLP pHlp)
+static void vmmR3FatalDumpInfoHlpFlushStdErr(PVMMR3FATALDUMPINFOHLP pHlp)
 {
     size_t cch = pHlp->offStdErrBuf;
     if (cch)
@@ -109,7 +109,7 @@ static DECLCALLBACK(size_t) vmmR3FatalDumpInfoHlp_BufferedStdErrOutput(void *pvA
         { /* likely */ }
         else
         {
-            vmmR3FatalDumpInfoHlp_FlushStdErr(pHlp);
+            vmmR3FatalDumpInfoHlpFlushStdErr(pHlp);
             if (cbChars < sizeof(pHlp->achStdErrBuf))
                 offBuf = 0;
             else
@@ -272,7 +272,7 @@ static void vmmR3FatalDumpInfoHlpDelete(PVMMR3FATALDUMPINFOHLP pHlp)
     }
 
     if (pHlp->fStdErr)
-        vmmR3FatalDumpInfoHlp_FlushStdErr(pHlp);
+        vmmR3FatalDumpInfoHlpFlushStdErr(pHlp);
 }
 
 
@@ -771,6 +771,7 @@ VMMR3DECL(void) VMMR3FatalDump(PVM pVM, PVMCPU pVCpu, int rcErr)
     /*
      * Repeat the summary to stderr so we don't have to scroll half a mile up.
      */
+    vmmR3FatalDumpInfoHlpFlushStdErr(&Hlp);
     if (Hlp.szSummary[0])
         RTStrmPrintf(g_pStdErr,
                      "%s"