xorg-x11-server/N_sync-fix.patch
Stefan Dirsch c8690bb170 Accepting request 131324 from home:klausi123:X11
This submit is just for preparing the final 13.0 release, please have a look at it and comment so i can fix things up until the final 13.0 release for 12.3!
#3

OBS-URL: https://build.opensuse.org/request/show/131324
OBS-URL: https://build.opensuse.org/package/show/X11:XOrg/xorg-x11-server?expand=0&rev=408
2012-08-22 08:30:45 +00:00

59 lines
2.2 KiB
Diff

Index: xorg-server-1.12.1/Xext/sync.c
===================================================================
--- xorg-server-1.12.1.orig/Xext/sync.c
+++ xorg-server-1.12.1/Xext/sync.c
@@ -2615,9 +2615,43 @@ static XSyncValue *pIdleTimeValueGreater
static void
IdleTimeQueryValue(pointer pCounter, CARD64 * pValue_return)
{
- CARD32 idle = GetTimeInMillis() - lastDeviceEventTime.milliseconds;
+ static CARD32 previousLastDeviceEventTimeMilliseconds = 0;
+ CARD32 now = GetTimeInMillis();
+ CARD32 idle = now - lastDeviceEventTime.milliseconds;
+ CARD32 previousIdle = now - previousLastDeviceEventTimeMilliseconds;
+ SyncCounter *pIdleTimeCounter = (SyncCounter*)pCounter;
XSyncIntsToValue(pValue_return, idle, 0);
+ if (pCounter == NULL)
+ {
+ return;
+ }
+ if (previousLastDeviceEventTimeMilliseconds == 0)
+ {
+ /* initialize static var when this function is invoked the first time. */
+ previousLastDeviceEventTimeMilliseconds = lastDeviceEventTime.milliseconds;
+ return;
+ }
+
+ if (previousLastDeviceEventTimeMilliseconds == lastDeviceEventTime.milliseconds)
+ {
+ /* no new user event, no need to change idle counter. */
+ return;
+ }
+ previousLastDeviceEventTimeMilliseconds = lastDeviceEventTime.milliseconds;
+
+ /*
+ * Some user event occured; now update idle counter with previous
+ * event time, so idle counter has the most up-to-date value with
+ * respect to previous user event (we need old and new counter
+ * value to compute if a transition occured). Recompute bracket
+ * values if this is system counter.
+ */
+
+ XSyncIntsToValue (&pIdleTimeCounter->value, previousIdle, 0);
+ if (IsSystemCounter(pIdleTimeCounter)) {
+ SyncComputeBracketValues(pIdleTimeCounter);
+ }
}
static void
@@ -2700,7 +2734,7 @@ IdleTimeWakeupHandler(pointer env, int r
if (!pIdleTimeValueLess && !pIdleTimeValueGreater)
return;
- IdleTimeQueryValue(NULL, &idle);
+ IdleTimeQueryValue(IdleTimeCounter, &idle);
if ((pIdleTimeValueGreater &&
XSyncValueGreaterOrEqual(idle, *pIdleTimeValueGreater)) ||