tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 44721e23ce684272eca9901966f55cd2780f4b7e commit: 2dcf53278783921137dbb4eb4628f2c96cac65e2 [2284/2284] eventfd:Introduce the eventfd batch processing interface config: arm64-randconfig-003-20250526 (https://download.01.org/0day-ci/archive/20250526/202505261539.RLecPVlr-lkp@i...) compiler: clang version 20.1.2 (https://github.com/llvm/llvm-project 58df0ef89dd64126512e4ee27b4ac3fd8ddf6247) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250526/202505261539.RLecPVlr-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/202505261539.RLecPVlr-lkp@intel.com/ All warnings (new ones prefixed by >>):

...

arch/arm64/kvm/../../../virt/kvm/eventfd.c:719: warning: cannot understand function prototype: 'struct eventfd_shadow ' arch/arm64/kvm/../../../virt/kvm/eventfd.c:1102: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * If an exception occurs, arch/arm64/kvm/../../../virt/kvm/eventfd.c:1131: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * If the temporarily stored eventfd cannot be successfully updated arch/arm64/kvm/../../../virt/kvm/eventfd.c:1176: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * Copy the current buses,

vim +719 arch/arm64/kvm/../../../virt/kvm/eventfd.c 713 714 /** 715 * eventfd_shadow 716 * Save the eventfd pointer and operation. 717 * To protect Kabi, these members are placed here 718 */

719 struct eventfd_shadow { 720 struct list_head node; 721 struct _ioeventfd *eventfd; 722 /* Indicate the operations required for this eventfd */ 723 u8 flag; 724 }; 725

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