tree: https://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm.git for-next head: 526abb2e9c152c30d398d46e48fe8176640192c2 commit: 1c684a9c9a6efbcb28a4d00bc9b6d40a4a141921 [3/5] dm persistent data: Introduce extent allocator config: i386-randconfig-062-20230916 (https://download.01.org/0day-ci/archive/20230916/202309161339.iy8ArDEF-lkp@xxxxxxxxx/config) 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/20230916/202309161339.iy8ArDEF-lkp@xxxxxxxxx/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 <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202309161339.iy8ArDEF-lkp@xxxxxxxxx/ sparse warnings: (new ones prefixed by >>) >> drivers/md/persistent-data/dm-extent-allocator.c:204:57: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected restricted gfp_t [usertype] flags @@ got int flags @@ drivers/md/persistent-data/dm-extent-allocator.c:204:57: sparse: expected restricted gfp_t [usertype] flags drivers/md/persistent-data/dm-extent-allocator.c:204:57: sparse: got int flags >> drivers/md/persistent-data/dm-extent-allocator.c:252:48: sparse: sparse: incorrect type in argument 3 (different base types) @@ expected int flags @@ got restricted gfp_t @@ drivers/md/persistent-data/dm-extent-allocator.c:252:48: sparse: expected int flags drivers/md/persistent-data/dm-extent-allocator.c:252:48: sparse: got restricted gfp_t >> drivers/md/persistent-data/dm-extent-allocator.c:532:41: sparse: sparse: incorrect type in argument 3 (different base types) @@ expected int flags @@ got restricted gfp_t [usertype] @@ drivers/md/persistent-data/dm-extent-allocator.c:532:41: sparse: expected int flags drivers/md/persistent-data/dm-extent-allocator.c:532:41: sparse: got restricted gfp_t [usertype] vim +204 drivers/md/persistent-data/dm-extent-allocator.c 187 188 /** 189 * alloc_node_list - Allocates a list of nodes. 190 * @nr: Number of nodes to allocate. 191 * @flags: Flags to pass to kmalloc. 192 * @result: Pointer to the list head to store the allocated nodes. 193 * 194 * Used to initialise the free list of nodes. 195 * Returns: 0 on success, or -ENOMEM if allocation failed. 196 */ 197 static int alloc_node_list(unsigned nr, int flags, struct list_head *result) 198 { 199 int i; 200 201 INIT_LIST_HEAD(result); 202 203 for (i = 0; i < nr; i++) { > 204 struct ea_node *n = kmalloc(sizeof(*n), flags); 205 struct list_head *l = (struct list_head *) n; 206 if (!n) { 207 free_node_list(result); 208 return -ENOMEM; 209 } 210 211 list_add(l, result); 212 } 213 214 return 0; 215 } 216 217 /** 218 * __prealloc_nodes - Preallocates nodes for allocation contexts. 219 * @ea: Pointer to the extent allocator. 220 * @nr: Number of nodes to preallocate. 221 */ 222 static void __prealloc_nodes(struct dm_extent_allocator *ea, unsigned nr, int flags) 223 { 224 int r; 225 struct list_head new_nodes; 226 227 r = alloc_node_list(nr, flags, &new_nodes); 228 if (!r) { 229 struct list_head *e, *tmp; 230 list_for_each_safe(e, tmp, &new_nodes) { 231 list_del(e); 232 __free_node(ea, (struct ea_node *)e); 233 } 234 ea->nr_preallocated_nodes += nr; 235 } 236 } 237 238 struct dm_extent_allocator *dm_extent_allocator_create(uint64_t nr_blocks) 239 { 240 struct dm_extent_allocator *ea = kmalloc(sizeof(*ea), GFP_KERNEL); 241 242 if (!ea) 243 return NULL; 244 245 spin_lock_init(&ea->lock); 246 ea->nr_blocks = nr_blocks; 247 ea->nr_preallocated_nodes = 0; 248 ea->nr_free_nodes = 0; 249 ea->nr_allocation_contexts = 0; 250 251 INIT_LIST_HEAD(&ea->free_nodes); > 252 __prealloc_nodes(ea, INITIAL_NR_NODES, GFP_KERNEL); 253 INIT_LIST_HEAD(&ea->allocation_contexts); 254 __setup_initial_root(ea); 255 256 return ea; 257 } 258 EXPORT_SYMBOL_GPL(dm_extent_allocator_create); 259 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki -- dm-devel mailing list dm-devel@xxxxxxxxxx https://listman.redhat.com/mailman/listinfo/dm-devel
