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drm/i915/selftests: exercise_ggtt may have nothing to do

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When operating on the live_ggtt we have to find a usuable hole for our
test. It is possible for there to be no hole we can use, so initialise
the err to 0 for the early exit.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20171115152558.31252-1-chris@chris-wilson.co.uk
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
This commit is contained in:
Chris Wilson
2017-11-15 15:25:58 +00:00
parent 738a814386
commit 4fe95b042d
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
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@@ -958,7 +958,7 @@ static int exercise_ggtt(struct drm_i915_private *i915,
u64 hole_start, hole_end, last = 0;
struct drm_mm_node *node;
IGT_TIMEOUT(end_time);
int err = -ENODEV;
int err = 0;
mutex_lock(&i915->drm.struct_mutex);
restart: