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authorChris Wilson <chris@chris-wilson.co.uk>2020-01-10 11:04:01 +0000
committerJoonas Lahtinen <joonas.lahtinen@linux.intel.com>2020-01-13 14:17:55 +0200
commite2c56d897315c7ddc78f05fae83f2b8df006e0a3 (patch)
tree36cb662214b03370d370f9aaf9c89e893dd4569f /drivers
parentdrm/i915/gt: Skip trying to unbind in restore_ggtt_mappings (diff)
downloadlinux-dev-e2c56d897315c7ddc78f05fae83f2b8df006e0a3.tar.xz
linux-dev-e2c56d897315c7ddc78f05fae83f2b8df006e0a3.zip
drm/i915/gt: Mark context->state vma as active while pinned
As we use the active state to keep the vma alive while we are reading its contents during GPU error capture, we need to mark the context->state vma as active during execution if we want to include it in the error state. Reported-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com> Fixes: b1e3177bd1d8 ("drm/i915: Coordinate i915_active with its own mutex") Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com> Cc: Lionel Landwerlin <lionel.g.landwerlin@intel.com> Acked-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20200110110402.1231745-2-chris@chris-wilson.co.uk (cherry picked from commit 1b8bfc57267213ddf7f0b03cbd4c40aa65b530d6) Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/i915/gt/intel_context.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_context.c b/drivers/gpu/drm/i915/gt/intel_context.c
index ef7bc41ffffa..6bd0117b085f 100644
--- a/drivers/gpu/drm/i915/gt/intel_context.c
+++ b/drivers/gpu/drm/i915/gt/intel_context.c
@@ -123,6 +123,10 @@ static int __context_pin_state(struct i915_vma *vma)
if (err)
return err;
+ err = i915_active_acquire(&vma->active);
+ if (err)
+ goto err_unpin;
+
/*
* And mark it as a globally pinned object to let the shrinker know
* it cannot reclaim the object until we release it.
@@ -131,11 +135,16 @@ static int __context_pin_state(struct i915_vma *vma)
vma->obj->mm.dirty = true;
return 0;
+
+err_unpin:
+ i915_vma_unpin(vma);
+ return err;
}
static void __context_unpin_state(struct i915_vma *vma)
{
i915_vma_make_shrinkable(vma);
+ i915_active_release(&vma->active);
__i915_vma_unpin(vma);
}