tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: ae3faae9efa6dabe1e7613b5e5d3758ffaefb86a commit: 8dde1f2e6bf6049bf69c9f510349c698e0aba49d [3355/3355] xsched: Introduce vstream management config: loongarch-allyesconfig (https://download.01.org/0day-ci/archive/20251128/202511281845.H2cg7rYT-lkp@i...) compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 9e9fe08b16ea2c4d9867fb4974edf2a3776d6ece) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251128/202511281845.H2cg7rYT-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/202511281845.H2cg7rYT-lkp@intel.com/ All warnings (new ones prefixed by >>):

...

kernel/xsched/vstream.c:94:19: warning: no previous prototype for function 'xcu_find' [-Wmissing-prototypes] 94 | struct xsched_cu *xcu_find(uint32_t type, | ^ kernel/xsched/vstream.c:94:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 94 | struct xsched_cu *xcu_find(uint32_t type, | ^ | static 1 warning generated.

vim +/xcu_find +94 kernel/xsched/vstream.c 93

94 struct xsched_cu *xcu_find(uint32_t type, 95 uint32_t dev_id, uint32_t channel_id) 96 { 97 struct xcu_group *group = NULL; 98 99 /* Find xcu by type. */ 100 group = xcu_group_find(xcu_group_root, type); 101 if (group == NULL) { 102 XSCHED_ERR("Fail to find type group.\n"); 103 return NULL; 104 } 105 106 /* Find device id group. */ 107 group = xcu_group_find(group, dev_id); 108 if (group == NULL) { 109 XSCHED_ERR("Fail to find device group.\n"); 110 return NULL; 111 } 112 /* Find channel id group. */ 113 group = xcu_group_find(group, channel_id); 114 if (group == NULL) { 115 XSCHED_ERR("Fail to find channel group.\n"); 116 return NULL; 117 } 118 119 XSCHED_DEBUG("XCU found: type=%u, dev_id=%u, chan_id=%u.\n", 120 type, dev_id, channel_id); 121 122 return group->xcu; 123 } 124

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