diff options
| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2014-05-29 23:27:00 +0200 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2014-06-11 16:57:35 +0200 |
| commit | 75e2acf24ab5e4bbf6a19b0f5460456ea16a2e5d (patch) | |
| tree | bc0f7925b19d8d4524c546a7df4be5e714e693c3 /drivers/gpu/drm/i915/i915_debugfs.c | |
| parent | f3d28878da307c394a870252094136ea8387144d (diff) | |
| download | op-kernel-dev-75e2acf24ab5e4bbf6a19b0f5460456ea16a2e5d.zip op-kernel-dev-75e2acf24ab5e4bbf6a19b0f5460456ea16a2e5d.tar.gz | |
drm/i915: Drop locking around fbdev-fb in debugfs
All the date we print is invariant for the lifetime of the driver.
And none of it would be protected by the mode_config.mutex anyway.
So drop it.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_debugfs.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_debugfs.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index c2e211a..7e884ea 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -1675,9 +1675,6 @@ static int i915_gem_framebuffer_info(struct seq_file *m, void *data) #ifdef CONFIG_DRM_I915_FBDEV struct drm_i915_private *dev_priv = dev->dev_private; - int ret = mutex_lock_interruptible(&dev->mode_config.mutex); - if (ret) - return ret; ifbdev = dev_priv->fbdev; fb = to_intel_framebuffer(ifbdev->helper.fb); @@ -1690,7 +1687,6 @@ static int i915_gem_framebuffer_info(struct seq_file *m, void *data) atomic_read(&fb->base.refcount.refcount)); describe_obj(m, fb->obj); seq_putc(m, '\n'); - mutex_unlock(&dev->mode_config.mutex); #endif mutex_lock(&dev->mode_config.fb_lock); |
