On Wed, Oct 2, 2019 at 3:10 PM kbuild test robot lkp@intel.com wrote:
Hi John,
I love your patch! Yet something to improve:
[auto build test ERROR on linus/master] [cannot apply to v5.4-rc1 next-20191002] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982]
url: https://github.com/0day-ci/linux/commits/John-Stultz/DMA-BUF-Heaps-destaging... config: mips-allmodconfig (attached as .config) compiler: mips-linux-gcc (GCC) 7.4.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree GCC_VERSION=7.4.0 make.cross ARCH=mips
If you fix the issue, kindly add following tag Reported-by: kbuild test robot lkp@intel.com
All errors (new ones prefixed by >>):
drivers/dma-buf/heaps/heap-helpers.c: In function 'dma_heap_map_kernel':
drivers/dma-buf/heaps/heap-helpers.c:43:10: error: implicit declaration of function 'vmap'; did you mean 'bmap'? [-Werror=implicit-function-declaration]
vaddr = vmap(buffer->pages, buffer->pagecount, VM_MAP, PAGE_KERNEL); ^~~~ bmapdrivers/dma-buf/heaps/heap-helpers.c:43:49: error: 'VM_MAP' undeclared (first use in this function); did you mean 'VM_MPX'?
vaddr = vmap(buffer->pages, buffer->pagecount, VM_MAP, PAGE_KERNEL); ^~~~~~ VM_MPX
Ah, looks like I'm missing: +#include <linux/vmalloc.h>
Which somehow gets pulled in through the headers on other arches.
I'll fix that up. Thanks so much! -john