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authorChris Wilson <chris@chris-wilson.co.uk>2017-03-29 11:10:53 +0200
committerDaniel Vetter <daniel.vetter@ffwll.ch>2017-05-04 08:11:46 +0200
commitcd4b11d9d524ef457433d42c121e3405765d4a29 (patch)
tree232914e6b7382acb1b1ff2c7f645aea630866203
parentdrm: zte: add VGA driver support (diff)
downloadlinux-cd4b11d9d524ef457433d42c121e3405765d4a29.tar.xz
linux-cd4b11d9d524ef457433d42c121e3405765d4a29.zip
drm/mm: Split up long running selftests with cond_resched()
Scatter a few cond_resched() in between phases of the drm_mm selftests to try and prevent us incurring the wrath of the NMI watchdog. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/20170329091053.13837-1-chris@chris-wilson.co.uk
-rw-r--r--drivers/gpu/drm/selftests/test-drm_mm.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/gpu/drm/selftests/test-drm_mm.c b/drivers/gpu/drm/selftests/test-drm_mm.c
index fa356f5dae27..dfdd858eda0a 100644
--- a/drivers/gpu/drm/selftests/test-drm_mm.c
+++ b/drivers/gpu/drm/selftests/test-drm_mm.c
@@ -514,6 +514,8 @@ static int igt_reserve(void *ignored)
ret = __igt_reserve(count, size + 1);
if (ret)
return ret;
+
+ cond_resched();
}
return 0;
@@ -712,6 +714,10 @@ static int igt_insert(void *ignored)
return ret;
ret = __igt_insert(count, size + 1, false);
+ if (ret)
+ return ret;
+
+ cond_resched();
}
return 0;
@@ -741,6 +747,10 @@ static int igt_replace(void *ignored)
return ret;
ret = __igt_insert(count, size + 1, true);
+ if (ret)
+ return ret;
+
+ cond_resched();
}
return 0;
@@ -1011,6 +1021,8 @@ static int igt_insert_range(void *ignored)
ret = __igt_insert_range(count, size, max/4+1, 3*max/4-1);
if (ret)
return ret;
+
+ cond_resched();
}
return 0;
@@ -1056,6 +1068,7 @@ static int igt_align(void *ignored)
drm_mm_for_each_node_safe(node, next, &mm)
drm_mm_remove_node(node);
DRM_MM_BUG_ON(!drm_mm_clean(&mm));
+ cond_resched();
}
ret = 0;
@@ -1097,6 +1110,8 @@ static int igt_align_pot(int max)
align, bit);
goto out;
}
+
+ cond_resched();
}
ret = 0;
@@ -1471,6 +1486,8 @@ static int igt_evict(void *ignored)
goto out;
}
}
+
+ cond_resched();
}
ret = 0;
@@ -1566,6 +1583,8 @@ static int igt_evict_range(void *ignored)
goto out;
}
}
+
+ cond_resched();
}
ret = 0;
@@ -1683,6 +1702,7 @@ static int igt_topdown(void *ignored)
drm_mm_for_each_node_safe(node, next, &mm)
drm_mm_remove_node(node);
DRM_MM_BUG_ON(!drm_mm_clean(&mm));
+ cond_resched();
}
ret = 0;
@@ -1783,6 +1803,7 @@ static int igt_bottomup(void *ignored)
drm_mm_for_each_node_safe(node, next, &mm)
drm_mm_remove_node(node);
DRM_MM_BUG_ON(!drm_mm_clean(&mm));
+ cond_resched();
}
ret = 0;
@@ -1970,6 +1991,8 @@ static int igt_color(void *ignored)
drm_mm_remove_node(node);
kfree(node);
}
+
+ cond_resched();
}
ret = 0;
@@ -2047,6 +2070,7 @@ static int evict_color(struct drm_mm *mm,
}
}
+ cond_resched();
return 0;
}
@@ -2132,6 +2156,8 @@ static int igt_color_evict(void *ignored)
goto out;
}
}
+
+ cond_resched();
}
ret = 0;
@@ -2231,6 +2257,8 @@ static int igt_color_evict_range(void *ignored)
goto out;
}
}
+
+ cond_resched();
}
ret = 0;