Hi Chris,
[auto build test WARNING on v4.3-rc4 -- if it's inappropriate base, please
ignore]
reproduce:
# apt-get install sparse
make ARCH=x86_64 allmodconfig
make C=1 CF=-D__CHECK_ENDIAN__
sparse warnings: (new ones prefixed by >>)
>> drivers/gpu/drm/i915/intel_ringbuffer.c:1990:40: sparse: incorrect type in
>> assignment (different address spaces)
drivers/gpu/drm/i915/intel_ringbuffer.c:1990:40: expected void [noderef]
<asn:2>*virtual_start
drivers/gpu/drm/i915/intel_ringbuffer.c:1990:40: got void *
vim +1990 drivers/gpu/drm/i915/intel_ringbuffer.c
1974 int intel_pin_and_map_ringbuffer_obj(struct drm_device *dev,
1975 struct intel_ringbuffer *ringbuf)
1976 {
1977 struct drm_i915_private *dev_priv = to_i915(dev);
1978 struct drm_i915_gem_object *obj = ringbuf->obj;
1979 int ret;
1980
1981 if (HAS_LLC(dev_priv) && !obj->stolen) {
1982 ret = i915_gem_obj_ggtt_pin(obj, PAGE_SIZE, 0);
1983 if (ret)
1984 return ret;
1985
1986 ret = i915_gem_object_set_to_cpu_domain(obj, true);
1987 if (ret)
1988 goto unpin;
1989
> 1990 ringbuf->virtual_start = i915_gem_object_pin_vmap(obj);
1991 if (IS_ERR(ringbuf->virtual_start)) {
1992 ret = PTR_ERR(ringbuf->virtual_start);
1993 ringbuf->virtual_start = NULL;
1994 goto unpin;
1995 }
1996 } else {
1997 ret = i915_gem_obj_ggtt_pin(obj, PAGE_SIZE,
PIN_MAPPABLE);
1998 if (ret)
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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