tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 95bc69473a373c2e578d4fc39734e5811a03ead3 commit: 5063d32882709a1e97e7212838cc41e6232bb3a9 [1540/1540] virtcca feature: msi place modify config: arm64-randconfig-002-20241128 (https://download.01.org/0day-ci/archive/20241128/202411282228.VFAKrb8s-lkp@i...) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241128/202411282228.VFAKrb8s-lkp@i...)

If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot lkp@intel.com | Closes: https://lore.kernel.org/oe-kbuild-all/202411282228.VFAKrb8s-lkp@intel.com/

All warnings (new ones prefixed by >>):

...

drivers/iommu/dma-iommu.c:1926:6: warning: no previous prototype for 'virtcca_iommu_dma_get_msi_page' [-Wmissing-prototypes]

1926 | void virtcca_iommu_dma_get_msi_page(void *cookie, dma_addr_t *iova, phys_addr_t *phys) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

vim +/virtcca_iommu_dma_get_msi_page +1926 drivers/iommu/dma-iommu.c

1916 1917 #ifdef CONFIG_HISI_VIRTCCA_CODA 1918 /** 1919 * virtcca_iommu_dma_get_msi_page() - Traverse the MSI page list to obtain the last 1920 * MSI page 1921 * @cookie: Iommu dma cookie 1922 * @iova: Iova address 1923 * @phys: Physical address 1924 * 1925 */

1926 void virtcca_iommu_dma_get_msi_page(void *cookie, dma_addr_t *iova, phys_addr_t *phys)