7:59 p.m.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 52a0bcb60e40f30211cb5cbbb0f582ec4e91d896
commit: 30d2bfd093839cf6eef93f9c2cbdc347c7bf8b20 [3989/11541] drm/i915/gem: Almagamate
clflushes on freeze
config: x86_64-randconfig-a002-20210215 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project
c9439ca36342fb6013187d0a69aef92736951476)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
#
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commi...
git remote add linux-next
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git fetch --no-tags linux-next master
git checkout 30d2bfd093839cf6eef93f9c2cbdc347c7bf8b20
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
Note: the linux-next/master HEAD 52a0bcb60e40f30211cb5cbbb0f582ec4e91d896 builds fine.
It may have been fixed somewhere.
All errors (new ones prefixed by >>):
> drivers/gpu/drm/i915/i915_gem.c:1182:2: error: implicit
declaration of function 'wbinvd_on_all_cpus'
[-Werror,-Wimplicit-function-declaration]
wbinvd_on_all_cpus();
^
1 error generated.
vim +/wbinvd_on_all_cpus +1182 drivers/gpu/drm/i915/i915_gem.c
1157
1158 int i915_gem_freeze_late(struct drm_i915_private *i915)
1159 {
1160 struct drm_i915_gem_object *obj;
1161 intel_wakeref_t wakeref;
1162
1163 /*
1164 * Called just before we write the hibernation image.
1165 *
1166 * We need to update the domain tracking to reflect that the CPU
1167 * will be accessing all the pages to create and restore from the
1168 * hibernation, and so upon restoration those pages will be in the
1169 * CPU domain.
1170 *
1171 * To make sure the hibernation image contains the latest state,
1172 * we update that state just before writing out the image.
1173 *
1174 * To try and reduce the hibernation image, we manually shrink
1175 * the objects as well, see i915_gem_freeze()
1176 */
1177
1178 with_intel_runtime_pm(&i915->runtime_pm, wakeref)
1179 i915_gem_shrink(i915, -1UL, NULL, ~0);
1180 i915_gem_drain_freed_objects(i915);
1181
1182 wbinvd_on_all_cpus();
1183 list_for_each_entry(obj,
&i915->mm.shrink_list, mm.link)
1184 __start_cpu_write(obj);
1185
1186 return 0;
1187 }
1188
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org