Purging can happen during swapping out, or directly invoked with the madvise ioctl. In such cases this doesn't involve a ttm move, which skips umapping the object.
Fixes: cf3e3e86d779 ("drm/i915: Use ttm mmap handling for ttm bo's.") Signed-off-by: Matthew Auld matthew.auld@intel.com Cc: Thomas Hellström thomas.hellstrom@linux.intel.com --- drivers/gpu/drm/i915/gem/i915_gem_ttm.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_ttm.c b/drivers/gpu/drm/i915/gem/i915_gem_ttm.c index 8d61d4538a64..f148e7e48f86 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_ttm.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_ttm.c @@ -399,6 +399,8 @@ int i915_ttm_purge(struct drm_i915_gem_object *obj) if (obj->mm.madv == __I915_MADV_PURGED) return 0;
+ ttm_bo_unmap_virtual(bo); + ret = ttm_bo_validate(bo, &place, &ctx); if (ret) return ret;