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From: Paulo Zanoni <przanoni@gmail.com>
To: intel-gfx@lists.freedesktop.org
Cc: Paulo Zanoni <paulo.r.zanoni@intel.com>
Subject: [PATCH 8/8] drm/i915: remove struct_mutex lock from intel_modeset_cleanup()
Date: Tue, 30 Jun 2015 10:53:12 -0300	[thread overview]
Message-ID: <1435672392-7329-9-git-send-email-przanoni@gmail.com> (raw)
In-Reply-To: <1435672392-7329-1-git-send-email-przanoni@gmail.com>

From: Paulo Zanoni <paulo.r.zanoni@intel.com>

Neither intel_unregister_dsm_handler() nor intel_fbc_disable() need
the lock.

Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
---
 drivers/gpu/drm/i915/intel_display.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 0d98332..2d2df8b 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -15550,14 +15550,10 @@ void intel_modeset_cleanup(struct drm_device *dev)
 	 */
 	drm_kms_helper_poll_fini(dev);
 
-	mutex_lock(&dev->struct_mutex);
-
 	intel_unregister_dsm_handler();
 
 	intel_fbc_disable(dev);
 
-	mutex_unlock(&dev->struct_mutex);
-
 	/* flush any delayed tasks or pending work */
 	flush_scheduled_work();
 
-- 
2.1.4

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      parent reply	other threads:[~2015-06-30 13:54 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-06-30 13:53 [PATCH 0/8] FBC locking v3 Paulo Zanoni
2015-06-30 13:53 ` [PATCH 1/8] drm/i915: don't increment the FBC threshold at fbc_enable Paulo Zanoni
2015-06-30 14:22   ` Chris Wilson
2015-07-01 13:52     ` Daniel Vetter
2015-06-30 13:53 ` [PATCH 2/8] drm/i915: add the FBC mutex Paulo Zanoni
2015-06-30 14:10   ` Chris Wilson
2015-06-30 14:12   ` Chris Wilson
2015-06-30 14:25   ` Chris Wilson
2015-06-30 14:34     ` Paulo Zanoni
2015-06-30 13:53 ` [PATCH 3/8] drm/i915: remove unneded locks on debugs FBC functions Paulo Zanoni
2015-06-30 13:53 ` [PATCH 4/8] drm/i915: remove struct_mutex lock from the FBC work function Paulo Zanoni
2015-06-30 13:53 ` [PATCH 5/8] drm/i915: simplify FBC start/stop at invalidate/flush Paulo Zanoni
2015-06-30 14:34   ` Chris Wilson
2015-06-30 21:12     ` Paulo Zanoni
2015-07-01 14:04       ` Chris Wilson
2015-06-30 13:53 ` [PATCH 6/8] drm/i915: add struct_mutex WARNs to i915_gem_stolen.c Paulo Zanoni
2015-06-30 14:15   ` Chris Wilson
2015-06-30 14:26     ` Paulo Zanoni
2015-06-30 14:36       ` Chris Wilson
2015-06-30 20:30         ` Jesse Barnes
2015-06-30 21:00           ` Chris Wilson
2015-07-01 13:56           ` Daniel Vetter
2015-07-01 15:17             ` Jesse Barnes
2015-07-01 15:43               ` Daniel Vetter
2015-06-30 14:34   ` Chris Wilson
2015-07-01 14:00     ` Daniel Vetter
2015-07-01 14:02       ` Chris Wilson
2015-07-01 14:03         ` Paulo Zanoni
2015-06-30 13:53 ` [PATCH 7/8] drm/i915: reduce struct_mutex coverage at intel_crtc_page_flip() Paulo Zanoni
2015-06-30 13:53 ` Paulo Zanoni [this message]

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