From: Christian König <deathsimple@vodafone.de>
Date: Wed, 11 Jul 2012 15:12:11 +0000 (+0200)
Subject: drm/radeon: return an error if there is nothing to wait for
X-Git-Tag: v3.6-rc1~83^2~34^2~18
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=246fa345a1b72fddb9b2b81f32abd615a5d1c0af;p=~emulex%2Finfiniband.git

drm/radeon: return an error if there is nothing to wait for

Otherwise the sa managers out of memory
handling doesn't work.

Signed-off-by: Christian König <deathsimple@vodafone.de>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c
index 76c5b22bfd2..7a181c386cb 100644
--- a/drivers/gpu/drm/radeon/radeon_fence.c
+++ b/drivers/gpu/drm/radeon/radeon_fence.c
@@ -331,7 +331,7 @@ static int radeon_fence_wait_any_seq(struct radeon_device *rdev,
 
 	/* nothing to wait for ? */
 	if (ring == RADEON_NUM_RINGS) {
-		return 0;
+		return -ENOENT;
 	}
 
 	while (!radeon_fence_any_seq_signaled(rdev, target_seq)) {