linux/drivers/gpu
Michel Thierry 4dd738e9cd drm/i915: Fix 32b overflow check in gen8_ppgtt_alloc_page_directories
The patch 69876bed7e: "drm/i915/gen8:
page directories rework allocation" added an overflow warning, but the
mask had an extra 0. Use less typo-prone option suggested by Dave
instead, to check for (start + length) >= 0x100000000ULL.

This check will be unnecessary after gen8_alloc_va_range handles more
than 4 PDPs (48b addressing).

v2: Really check for 32b overflow (Ville)

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Cc: Dave Gordon <david.s.gordon@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Michel Thierry <michel.thierry@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-05-08 13:03:30 +02:00
..
drm drm/i915: Fix 32b overflow check in gen8_ppgtt_alloc_page_directories 2015-05-08 13:03:30 +02:00
host1x gpu: host1x: Export host1x_syncpt_read() 2015-04-02 18:46:20 +02:00
ipu-v3 imx-drm changes to use media bus formats and LDB drm_panel support 2015-04-13 17:28:57 +10:00
vga
Makefile gpu: host1x: Provide a proper struct bus_type 2015-01-27 10:09:14 +01:00