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charset=us-ascii tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 05f7e89ab9731565d8a62e3b5d1ec206485eeb0b commit: ac364014fd812c8a2babe8f9dff8c909271a653e dma-buf: cleanup dma_fence_describe v3 date: 3 months ago config: sparc64-randconfig-r113-20260209 (https://download.01.org/0day-ci/archive/20260210/202602100848.yaM8YnCT-lkp@intel.com/config) compiler: sparc64-linux-gcc (GCC) 8.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260210/202602100848.yaM8YnCT-lkp@intel.com/reproduce) 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 | Closes: https://lore.kernel.org/oe-kbuild-all/202602100848.yaM8YnCT-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> drivers/dma-buf/dma-fence.c:1000:38: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected char const [noderef] __rcu *timeline @@ got char * @@ drivers/dma-buf/dma-fence.c:1000:38: sparse: expected char const [noderef] __rcu *timeline drivers/dma-buf/dma-fence.c:1000:38: sparse: got char * >> drivers/dma-buf/dma-fence.c:1001:36: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected char const [noderef] __rcu *driver @@ got char * @@ drivers/dma-buf/dma-fence.c:1001:36: sparse: expected char const [noderef] __rcu *driver drivers/dma-buf/dma-fence.c:1001:36: sparse: got char * drivers/dma-buf/dma-fence.c:1112:51: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected char const [noderef] __rcu * @@ got char const * @@ drivers/dma-buf/dma-fence.c:1112:51: sparse: expected char const [noderef] __rcu * drivers/dma-buf/dma-fence.c:1112:51: sparse: got char const * drivers/dma-buf/dma-fence.c:1114:24: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected char const [noderef] __rcu * @@ got char * @@ drivers/dma-buf/dma-fence.c:1114:24: sparse: expected char const [noderef] __rcu * drivers/dma-buf/dma-fence.c:1114:24: sparse: got char * drivers/dma-buf/dma-fence.c:1144:51: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected char const [noderef] __rcu * @@ got char const * @@ drivers/dma-buf/dma-fence.c:1144:51: sparse: expected char const [noderef] __rcu * drivers/dma-buf/dma-fence.c:1144:51: sparse: got char const * drivers/dma-buf/dma-fence.c:1146:24: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected char const [noderef] __rcu * @@ got char * @@ drivers/dma-buf/dma-fence.c:1146:24: sparse: expected char const [noderef] __rcu * drivers/dma-buf/dma-fence.c:1146:24: sparse: got char * vim +1000 drivers/dma-buf/dma-fence.c 990 991 /** 992 * dma_fence_describe - Dump fence description into seq_file 993 * @fence: the fence to describe 994 * @seq: the seq_file to put the textual description into 995 * 996 * Dump a textual description of the fence and it's state into the seq_file. 997 */ 998 void dma_fence_describe(struct dma_fence *fence, struct seq_file *seq) 999 { > 1000 const char __rcu *timeline = ""; > 1001 const char __rcu *driver = ""; 1002 const char *signaled = ""; 1003 1004 rcu_read_lock(); 1005 1006 if (!dma_fence_is_signaled(fence)) { 1007 timeline = dma_fence_timeline_name(fence); 1008 driver = dma_fence_driver_name(fence); 1009 signaled = "un"; 1010 } 1011 1012 seq_printf(seq, "%llu:%llu %s %s %ssignalled\n", 1013 fence->context, fence->seqno, timeline, driver, 1014 signaled); 1015 1016 rcu_read_unlock(); 1017 } 1018 EXPORT_SYMBOL(dma_fence_describe); 1019 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki