tree:   https://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl.git pending
head:   13a47ea9e8feb1362eaf4601b5b40f7cea9174ff
commit: 13a47ea9e8feb1362eaf4601b5b40f7cea9174ff [6/6] cxl/core: Move memdev management to core
config: x86_64-randconfig-c002-20210730 (attached as .config)
compiler: gcc-10 (Ubuntu 10.3.0-1ubuntu1~20.04) 10.3.0
reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl.git/commit/?id=13a47ea9e8feb1362eaf4601b5b40f7cea9174ff
        git remote add cxl-cxl https://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl.git
        git fetch --no-tags cxl-cxl pending
        git checkout 13a47ea9e8feb1362eaf4601b5b40f7cea9174ff
        # save the attached .config to linux build tree
        mkdir build_dir
        make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

>> drivers/cxl/core/memdev.c:8:10: fatal error: mem.h: No such file or directory
       8 | #include <mem.h>
         |          ^~~~~~~
   compilation terminated.


vim +8 drivers/cxl/core/memdev.c

     3	
     4	#include <linux/device.h>
     5	#include <linux/slab.h>
     6	#include <linux/idr.h>
     7	#include <linux/pci.h>
   > 8	#include <mem.h>
     9	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org