On Wed, Aug 01, 2018 at 06:59:47AM +0800, kbuild test robot wrote:

tree: git://people.freedesktop.org/~agd5f/linux.git amd-staging-drm-next head: 5bb19d15d8f29153cdb83ceb9ccc78dce4cd31e4 commit: b6fde54f62b2e7da0ce5361746ddb81f52bfe6d9 [690/717] drm/ttm: clean up non-x86 definitions on ttm_page_alloc_dma config: ia64-allmodconfig (attached as .config) compiler: ia64-linux-gcc (GCC) 8.1.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout b6fde54f62b2e7da0ce5361746ddb81f52bfe6d9 # save the attached .config to linux build tree GCC_VERSION=8.1.0 make.cross ARCH=ia64

All errors (new ones prefixed by >>):

drivers/gpu/drm/ttm/ttm_page_alloc_dma.c: In function 'ttm_set_pages_caching':

...

...

drivers/gpu/drm/ttm/ttm_page_alloc_dma.c:272:7: error: implicit declaration of function 'set_pages_array_uc'; did you mean 'ttm_set_pages_array_uc'? [-Werror=implicit-function-declaration]

  r = set_pages_array_uc(pages, cpages);
      ^~~~~~~~~~~~~~~~~~
      ttm_set_pages_array_uc

cc1: some warnings being treated as errors

Thank you! Will fix it later.

Thanks, Rui

vim +272 drivers/gpu/drm/ttm/ttm_page_alloc_dma.c

2334b75f Konrad Rzeszutek Wilk 2011-11-03 265 2334b75f Konrad Rzeszutek Wilk 2011-11-03 266 static int ttm_set_pages_caching(struct dma_pool *pool, 2334b75f Konrad Rzeszutek Wilk 2011-11-03 267 struct page **pages, unsigned cpages) 2334b75f Konrad Rzeszutek Wilk 2011-11-03 268 { 2334b75f Konrad Rzeszutek Wilk 2011-11-03 269 int r = 0; 2334b75f Konrad Rzeszutek Wilk 2011-11-03 270 /* Set page caching */ 2334b75f Konrad Rzeszutek Wilk 2011-11-03 271 if (pool->type & IS_UC) { 2334b75f Konrad Rzeszutek Wilk 2011-11-03 @272 r = set_pages_array_uc(pages, cpages); 2334b75f Konrad Rzeszutek Wilk 2011-11-03 273 if (r) 25d0479a Joe Perches 2012-03-16 274 pr_err("%s: Failed to set %d pages to uc!\n", 2334b75f Konrad Rzeszutek Wilk 2011-11-03 275 pool->dev_name, cpages); 2334b75f Konrad Rzeszutek Wilk 2011-11-03 276 } 2334b75f Konrad Rzeszutek Wilk 2011-11-03 277 if (pool->type & IS_WC) { b6fde54f Huang Rui 2018-07-26 278 r = ttm_set_pages_array_wc(pages, cpages); 2334b75f Konrad Rzeszutek Wilk 2011-11-03 279 if (r) 25d0479a Joe Perches 2012-03-16 280 pr_err("%s: Failed to set %d pages to wc!\n", 2334b75f Konrad Rzeszutek Wilk 2011-11-03 281 pool->dev_name, cpages); 2334b75f Konrad Rzeszutek Wilk 2011-11-03 282 } 2334b75f Konrad Rzeszutek Wilk 2011-11-03 283 return r; 2334b75f Konrad Rzeszutek Wilk 2011-11-03 284 } 2334b75f Konrad Rzeszutek Wilk 2011-11-03 285

:::::: The code at line 272 was first introduced by commit :::::: 2334b75ffbef6b8932f09ec4418b65ddb764ae99 drm/ttm: provide dma aware ttm page pool code V9

:::::: TO: Konrad Rzeszutek Wilk konrad.wilk@oracle.com :::::: CC: Dave Airlie airlied@redhat.com

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