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authorChris Wilson <chris@chris-wilson.co.uk>2016-07-11 14:46:17 +0100
committerChris Wilson <chris@chris-wilson.co.uk>2016-07-12 11:54:27 +0100
commit4f074a5393431a7d2cc0de7fcfe2f61d24854628 (patch)
tree06f0376e607aa8ec1503b62f3e404e7094135bcf /drivers/gpu/drm/i915/i915_gem_shrinker.c
parentdrm/i915: Remove temporary RPM wakeref assert disables (diff)
downloadlinux-dev-4f074a5393431a7d2cc0de7fcfe2f61d24854628.tar.xz
linux-dev-4f074a5393431a7d2cc0de7fcfe2f61d24854628.zip
drm/i915: Update ifdeffery for mutex->owner
In commit 7608a43d8f2e ("locking/mutexes: Use MUTEX_SPIN_ON_OWNER when appropriate") the owner field in the mutex was updated from being dependent upon CONFIG_SMP to using optimistic spin. Update our peek function to suite. Fixes:7608a43d8f2e ("locking/mutexes: Use MUTEX_SPIN_ON_OWNER...") Reported-by: Hong Liu <hong.liu@intel.com> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Link: http://patchwork.freedesktop.org/patch/msgid/1468244777-4888-1-git-send-email-chris@chris-wilson.co.uk Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_shrinker.c')
-rw-r--r--drivers/gpu/drm/i915/i915_gem_shrinker.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_shrinker.c b/drivers/gpu/drm/i915/i915_gem_shrinker.c
index 067632ad2f29..6f10b421487b 100644
--- a/drivers/gpu/drm/i915/i915_gem_shrinker.c
+++ b/drivers/gpu/drm/i915/i915_gem_shrinker.c
@@ -40,7 +40,7 @@ static bool mutex_is_locked_by(struct mutex *mutex, struct task_struct *task)
if (!mutex_is_locked(mutex))
return false;
-#if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_MUTEXES)
+#if defined(CONFIG_DEBUG_MUTEXES) || defined(CONFIG_MUTEX_SPIN_ON_OWNER)
return mutex->owner == task;
#else
/* Since UP may be pre-empted, we cannot assume that we own the lock */