Note some bug closures for 4.8.6 and 4.8.7

debian/changelog

@@ -21,12 +21,11 @@ linux (4.8.7-1) UNRELEASED; urgency=medium
     - [x86] drm/vmwgfx: Limit the user-space command buffer size
     - [x86] drm/amd/powerplay: fix mclk not switching back after multi-head
       was disabled
-    - [x86] drm/i915/skl: Update plane watermarks atomically during plane
-      updates
-    - [x86] drm/i915: Move CRTC updating in atomic_commit into it's own hook
-    - [x86] drm/i915/skl: Update DDB values atomically with wms/plane attrs
-    - [x86] drm/i915/skl: Don't try to update plane watermarks if they haven't
-      changed
+    - [x86] drm/i915/skl: Fix FIFO underrun (Closes: #844113)
+      + Update plane watermarks atomically during plane updates
+      + Move CRTC updating in atomic_commit into it's own hook
+      + Update DDB values atomically with wms/plane attrs
+      + Don't try to update plane watermarks if they haven't changed
     - [x86] drm/i915/gen9: only add the planes actually affected by ddb changes
     - [x86] drm/i915/gen9: fix the WaWmMemoryReadLatency implementation
     - [x86] drm/i915/gen9: minimum scanlines for Y tile is not always 4
@@ -148,6 +147,7 @@ linux (4.8.7-1) UNRELEASED; urgency=medium
     - USB: serial: cp210x: fix tiocmget error handling
     - USB: serial: ftdi_sio: add support for Infineon TriBoard TC2X7
     - xhci: use default USB_RESUME_TIMEOUT when resuming ports.
+    - usb: increase ohci watchdog delay to 275 msec (Closes: #842863)
     - [powerpc] GenWQE: Fix bad page access during abort of resource
       allocation
     - [x86] smpboot: Init apic mapping before usage
@@ -172,7 +172,7 @@ linux (4.8.7-1) UNRELEASED; urgency=medium
     - dm mirror: fix read error on recovery after default leg failure
     - dm table: fix missing dm_put_target_type() in dm_table_add_target()
     - dm rq: clear kworker_task if kthread_run() returned an error
-    - dm raid: fix compat_features validation
+    - dm raid: fix compat_features validation (Closes: #843572)
     - dm raid: fix activation of existing raid4/10 devices
     - firewire: net: guard against rx buffer overflows (CVE-2016-8633)
     - firewire: net: fix fragmented datagram_size off-by-one