drm/i915/shrinker: Report "unevictable" pages
authorChris Wilson <chris@chris-wilson.co.uk>
Wed, 20 Apr 2016 11:09:51 +0000 (12:09 +0100)
committerChris Wilson <chris@chris-wilson.co.uk>
Wed, 20 Apr 2016 12:47:43 +0000 (13:47 +0100)
commit1768d4550c055bfd2d4b44763fcb9230f41e593b
treec8fea4d9f8ff9552e699fcbdc0786422366f5826
parentca61d4a425f2e23e870e027f2450fb126a1f2103
drm/i915/shrinker: Report "unevictable" pages

Inside the shrinker we call can_release_pages() to indicate whether or
not we can make forward progress in freeing up memory by unbinding that
object. When adding our report to oom, we should be using the same
logic.

Whilst here, change the reporting from bytes to pages so that it looks
smaller to the user!, is consistent with the neighbouring oom report
itself which displays counts in pages, and makes the unsigned long
overflow less likely.

v2: Split oversized format string into two lines

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1461150592-27818-2-git-send-email-chris@chris-wilson.co.uk
Reviewed-by: Mika Kuoppala <mika.kuoppala@intel.com>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
drivers/gpu/drm/i915/i915_gem_shrinker.c