Changeset 100653 in vbox for trunk/src/VBox/Additions/linux/drm/vbox_mode.c

Timestamp:

Jul 19, 2023 2:35:39 PM (19 months ago)

Author:

vboxsync

Message:

Additions: Linux: vboxvideo: additional fixes for RHEL 9.3 kernel, bugref:10381.

This commit accumulates fixes for REHEL 9.3 kernel which needed
after it received DRM backports from vanilla kernel 5.19, 6.2 and 6.3.
Also fixes lost-in-time mutex_lock in vbox_crtc_page_flip.

File:

• trunk/src/VBox/Additions/linux/drm/vbox_mode.c (modified) (2 diffs)

trunk/src/VBox/Additions/linux/drm/vbox_mode.c

@@ -40 +40 @@
 #include <linux/export.h>
 #include <drm/drm_crtc_helper.h>
-#if RTLNX_VER_MIN(6,3,0)
+#if RTLNX_VER_MIN(6,3,0) || RTLNX_RHEL_MAJ_PREREQ(9,3)
 # include <drm/drm_modeset_helper_vtables.h>
 # include <drm/drm_modeset_helper.h>
@@ -317 +317 @@
                 return rc;
 
+        mutex_lock(&vbox->hw_mutex);
         vbox_do_modeset(crtc, &crtc->mode);
         mutex_unlock(&vbox->hw_mutex);