tools/power turbostat: Restore GFX sysfs fflush() call

Do fflush() to discard the buffered data, before each read of the graphics sysfs knobs. Fixes: ba99a4f ("tools/power turbostat: Remove unnecessary fflush() call") Signed-off-by: Zhang Rui <rui.zhang@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
mariux64 · Apr 6, 2025 · f8b136e · f8b136e
1 parent 3ae8508
commit f8b136e
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/tools/power/x86/turbostat/turbostat.c b/tools/power/x86/turbostat/turbostat.c
@@ -6039,6 +6039,7 @@ int snapshot_graphics(int idx)
 	int retval;
 
 	rewind(gfx_info[idx].fp);
+	fflush(gfx_info[idx].fp);
 
 	switch (idx) {
 	case GFX_rc6: