Hi "Christian, I love your patch! Perhaps something to improve:
[auto build test WARNING on drm-tip/drm-tip] [cannot apply to drm-intel/for-linux-next drm-exynos/exynos-drm-next tegra-drm/drm/tegra/for-next linus/master drm/drm-next v5.12-rc3 next-20210315] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Christian-K-nig/drm-ttm-move-swapout-logic-around/20210316-000551 base: git://anongit.freedesktop.org/drm/drm-tip drm-tip config: i386-allyesconfig (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://github.com/0day-ci/linux/commit/824dca26fe395899b41d9790944ddea345f7a6fd git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Christian-K-nig/drm-ttm-move-swapout-logic-around/20210316-000551 git checkout 824dca26fe395899b41d9790944ddea345f7a6fd # save the attached .config to linux build tree make W=1 ARCH=i386 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <l...@intel.com> All warnings (new ones prefixed by >>): drivers/gpu/drm/ttm/ttm_device.c:42: warning: Function parameter or member 'ttm_global_mutex' not described in 'DEFINE_MUTEX' drivers/gpu/drm/ttm/ttm_device.c:42: warning: expecting prototype for ttm_global_mutex(). Prototype was for DEFINE_MUTEX() instead drivers/gpu/drm/ttm/ttm_device.c:110: warning: Function parameter or member 'ctx' not described in 'ttm_global_swapout' drivers/gpu/drm/ttm/ttm_device.c:110: warning: Function parameter or member 'gfp_flags' not described in 'ttm_global_swapout' >> drivers/gpu/drm/ttm/ttm_device.c:110: warning: expecting prototype for A >> buffer object shrink method that tries to swap out the first(). Prototype >> was for ttm_global_swapout() instead vim +110 drivers/gpu/drm/ttm/ttm_device.c 104 105 /** 106 * A buffer object shrink method that tries to swap out the first 107 * buffer object on the global::swap_lru list. 108 */ 109 long ttm_global_swapout(struct ttm_operation_ctx *ctx, gfp_t gfp_flags) > 110 { 111 struct ttm_global *glob = &ttm_glob; 112 struct ttm_buffer_object *bo; 113 unsigned i; 114 int ret; 115 116 spin_lock(&glob->lru_lock); 117 for (i = 0; i < TTM_MAX_BO_PRIORITY; ++i) { 118 list_for_each_entry(bo, &glob->swap_lru[i], swap) { 119 uint32_t num_pages = bo->ttm->num_pages; 120 121 ret = ttm_bo_swapout(bo, ctx, gfp_flags); 122 /* ttm_bo_swapout has dropped the lru_lock */ 123 if (!ret) 124 return num_pages; 125 if (ret != -EBUSY) 126 return ret; 127 } 128 } 129 spin_unlock(&glob->lru_lock); 130 return 0; 131 } 132 EXPORT_SYMBOL(ttm_global_swapout); 133 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
.config.gz
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