Changeset 75836 in vbox

Timestamp:

Nov 30, 2018 10:52:50 AM (6 years ago)

Author:

vboxsync

Message:

Additions/x11/VBoxClient: do not start on Linux 4.6 and later.
bugref:8533: Additions/x11: fully support VMSVGA
On Linux 4.6 and later we can send resize information straight to the kernel
driver, so we do not need to go through X11.

File:

• trunk/src/VBox/Additions/x11/VBoxClient/display-svga-x11.cpp (modified) (3 diffs)

trunk/src/VBox/Additions/x11/VBoxClient/display-svga-x11.cpp

@@ -46 +46 @@
 #include <iprt/string.h>
 
+#include <sys/utsname.h>
+
 /** Maximum number of supported screens.  DRM and X11 both limit this to 32. */
 /** @todo if this ever changes, dynamically allocate resizeable arrays in the
@@ -54 +56 @@
 
 #include <X11/Xlibint.h>
+
+static bool checkRecentLinuxKernel(void)
+{
+    struct utsname name;
+
+    if (uname(&name))
+        VBClFatalError(("Failed to get kernel name.\n"));
+    if (strcmp(name.sysname, "Linux"))
+        return false;
+    return (RTStrVersionCompare(name.release, "4.6") >= 0);
+}
 
 struct X11CONTEXT
@@ -231 +244 @@
     unsigned cHeads;
 
+    if (checkRecentLinuxKernel())
+        return VINF_SUCCESS;
     x11Connect(&x11Context);
     if (x11Context.pDisplay == NULL)