tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: b52135712fc8eae0751505713e1caf086a1437d4 commit: 6e2db6d2859f5c41ff51b696235dc3971f4bcd22 [13480/14354] hct: supporting memory encryption in host and wb set in vm config: x86_64-randconfig-r122-20241012 (https://download.01.org/0day-ci/archive/20241012/202410122155.DIPX3Kfh-lkp@i...) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241012/202410122155.DIPX3Kfh-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/202410122155.DIPX3Kfh-lkp@intel.com/

sparse warnings: (new ones prefixed by >>) drivers/crypto/ccp/hygon/hct.c:246:18: sparse: sparse: symbol 'hct_mdev_type' was not declared. Should it be static? drivers/crypto/ccp/hygon/hct.c:250:18: sparse: sparse: symbol 'hct_mdev_types' was not declared. Should it be static? drivers/crypto/ccp/hygon/hct.c:472:23: sparse: sparse: cast to restricted __le32 drivers/crypto/ccp/hygon/hct.c:1217:20: sparse: sparse: symbol 'hct_mdev_driver' was not declared. Should it be static? drivers/crypto/ccp/hygon/hct.c:1346:13: sparse: sparse: symbol 'hct_pin_memory' was not declared. Should it be static? drivers/crypto/ccp/hygon/hct.c:2080:6: sparse: sparse: symbol 'hct_noiommu_set_memory_wb' was not declared. Should it be static?

...

drivers/crypto/ccp/hygon/hct.c:2175:30: sparse: sparse: symbol 'hct_noiommu_fops' was not declared. Should it be static? drivers/crypto/ccp/hygon/hct.c:2180:19: sparse: sparse: symbol 'hct_noiommu_misc' was not declared. Should it be static?

vim +/hct_noiommu_fops +2175 drivers/crypto/ccp/hygon/hct.c

2174

2175 const struct file_operations hct_noiommu_fops = {

2176 .owner = THIS_MODULE, 2177 .unlocked_ioctl = hct_noiommu_ioctl, 2178 }; 2179

2180 struct miscdevice hct_noiommu_misc = {

2181 .minor = MISC_DYNAMIC_MINOR, 2182 .name = "hct_noiommu", 2183 .fops = &hct_noiommu_fops, 2184 }; 2185