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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2016-04-08 13:11:14 +0200 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2016-04-11 18:13:36 +0200 |
| commit | fb8621d3bee88badeb25dccce0fb59ad145dba9e (patch) | |
| tree | 1d9d36caed31d6b5644330137515f227cc53ac14 /mm/mmu_notifier.c | |
| parent | drm,i915: Introduce drm_malloc_gfp() (diff) | |
| download | linux-fb8621d3bee88badeb25dccce0fb59ad145dba9e.tar.xz linux-fb8621d3bee88badeb25dccce0fb59ad145dba9e.zip | |
drm/i915: Avoid allocating a vmap arena for a single page
If we want a contiguous mapping of a single page sized object, we can
forgo using vmap() and just use a regular kmap(). Note that this is only
suitable if the desired pgprot_t is compatible.
v2: Use is_vmalloc_addr()
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
Cc: Dave Gordon <david.s.gordon@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1460113874-17366-7-git-send-email-chris@chris-wilson.co.uk
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
Diffstat (limited to 'mm/mmu_notifier.c')
0 files changed, 0 insertions, 0 deletions