tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 1b6ac823ff98dd4dbd1b6bff478a1b9b44855f67 commit: 83b931be40b2829e20f38356509d8706ea6b6238 [14922/30000] mm/damon/core-test: test damon_set_regions config: x86_64-randconfig-121-20240915 (https://download.01.org/0day-ci/archive/20240915/202409152151.x8rsjC6m-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/20240915/202409152151.x8rsjC6m-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/202409152151.x8rsjC6m-lkp@intel.com/

sparse warnings: (new ones prefixed by >>) mm/damon/core.c: note: in included file:

...

mm/damon/core-test.h:284:9: sparse: sparse: incompatible types in comparison expression (different signedness):

mm/damon/core-test.h:284:9: sparse: unsigned int * mm/damon/core-test.h:284:9: sparse: int *

vim +284 mm/damon/core-test.h

269 270 static void damon_test_set_regions(struct kunit *test) 271 { 272 struct damon_target *t = damon_new_target(); 273 struct damon_region *r1 = damon_new_region(4, 16); 274 struct damon_region *r2 = damon_new_region(24, 32); 275 struct damon_addr_range range = {.start = 8, .end = 28}; 276 unsigned long expects[] = {8, 16, 16, 24, 24, 28}; 277 int expect_idx = 0; 278 struct damon_region *r; 279 280 damon_add_region(r1, t); 281 damon_add_region(r2, t); 282 damon_set_regions(t, &range, 1); 283

284 KUNIT_EXPECT_EQ(test, damon_nr_regions(t), 3);

285 damon_for_each_region(r, t) { 286 KUNIT_EXPECT_EQ(test, r->ar.start, expects[expect_idx++]); 287 KUNIT_EXPECT_EQ(test, r->ar.end, expects[expect_idx++]); 288 } 289 damon_destroy_target(t); 290 } 291