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From: "Christian König" <deathsimple@vodafone.de>
To: dri-devel@lists.freedesktop.org
Cc: "Christian König" <deathsimple@vodafone.de>
Subject: [PATCH 19/26] drm/radeon: unlock the ring mutex while waiting for the next fence
Date: Wed, 25 Apr 2012 14:46:36 +0200	[thread overview]
Message-ID: <1335358003-2987-20-git-send-email-deathsimple@vodafone.de> (raw)
In-Reply-To: <1335358003-2987-1-git-send-email-deathsimple@vodafone.de>

Fixing just another deadlock problem with gpu reset tests.

Signed-off-by: Christian König <deathsimple@vodafone.de>
---
 drivers/gpu/drm/radeon/radeon_ring.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c
index 8add827..953592e 100644
--- a/drivers/gpu/drm/radeon/radeon_ring.c
+++ b/drivers/gpu/drm/radeon/radeon_ring.c
@@ -282,7 +282,9 @@ int radeon_ring_alloc(struct radeon_device *rdev, struct radeon_ring *ring, unsi
 		if (ndw < ring->ring_free_dw) {
 			break;
 		}
+		mutex_unlock(&ring->mutex);
 		r = radeon_fence_wait_next(rdev, radeon_ring_index(rdev, ring));
+		mutex_lock(&ring->mutex);
 		if (r)
 			return r;
 	}
-- 
1.7.5.4

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  parent reply	other threads:[~2012-04-25 12:46 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-04-25 12:46 Reworking of GPU reset logic Christian König
2012-04-25 12:46 ` [PATCH 01/26] drm/radeon: make radeon_gpu_is_lockup a per ring function Christian König
2012-04-25 12:46 ` [PATCH 02/26] drm/radeon: replace gpu_lockup with ring->ready flag Christian König
2012-04-25 12:46 ` [PATCH 03/26] drm/radeon: register ring debugfs handlers on init Christian König
2012-04-25 12:46 ` [PATCH 04/26] drm/radeon: use central function for IB testing Christian König
2012-04-25 12:46 ` [PATCH 05/26] drm/radeon: rework gpu lockup detection and processing Christian König
2012-04-25 12:46 ` [PATCH 06/26] drm/radeon: fix a critical bug in the SA code Christian König
2012-04-25 13:19   ` Michel Dänzer
2012-04-25 13:36     ` Christian König
2012-04-25 13:40     ` Alex Deucher
2012-04-25 14:34       ` Jerome Glisse
2012-04-25 15:38         ` Christian König
2012-04-25 12:46 ` [PATCH 07/26] drm/radeon: add proper locking to the SA v2 Christian König
2012-04-25 12:46 ` [PATCH 08/26] drm/radeon: add sub allocator debugfs file Christian König
2012-04-25 12:46 ` [PATCH 09/26] drm/radeon: add biggest hole tracking and wakequeue to the sa v3 Christian König
2012-04-25 12:46 ` [PATCH 10/26] drm/radeon: simplify semaphore handling Christian König
2012-04-25 12:46 ` [PATCH 11/26] drm/radeon: return -ENOENT in fence_wait_next v2 Christian König
2012-04-25 12:56   ` Michel Dänzer
2012-04-25 12:46 ` [PATCH 12/26] drm/radeon: rename fence_wait_last to fence_wait_empty Christian König
2012-04-25 12:57   ` Michel Dänzer
2012-04-25 12:46 ` [PATCH 13/26] drm/radeon: rip out the ib pool Christian König
2012-04-25 12:46 ` [PATCH 14/26] drm/radeon: fix a bug with the ring syncing code Christian König
2012-04-25 12:46 ` [PATCH 15/26] drm/radeon: rework recursive gpu reset handling Christian König
2012-04-25 12:46 ` [PATCH 16/26] drm/radeon: remove recursive mutex implementation Christian König
2012-04-25 12:46 ` [PATCH 17/26] drm/radeon: move lockup detection code into radeon_ring.c Christian König
2012-04-25 12:46 ` [PATCH 18/26] drm/radeon: make lockup timeout a module param Christian König
2012-04-25 12:46 ` Christian König [this message]
2012-04-25 12:46 ` [PATCH 20/26] drm/radeon: make forcing ring activity a common function Christian König
2012-04-25 12:46 ` [PATCH 21/26] drm/radeon: remove r300_gpu_is_lockup Christian König
2012-04-25 12:46 ` [PATCH 22/26] drm/radeon: remove cayman_gpu_is_lockup Christian König
2012-04-25 12:46 ` [PATCH 23/26] drm/radeon: add missing locking to fence debugfs function Christian König
2012-04-25 12:46 ` [PATCH 24/26] drm/radeon: extend ring debugfs files with fence info Christian König
2012-04-25 12:46 ` [PATCH 25/26] drm/radeon: keep the cs relocs inside the ib Christian König
2012-04-25 12:46 ` [PATCH 26/26] drm/radeon: add the ib content and relocs to the ring debugfs file Christian König
2012-04-25 14:36   ` Jerome Glisse
2012-04-25 15:47     ` Christian König
2012-04-25 16:15       ` Jerome Glisse

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