tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 725aa34ac7c0468d85710181998ddcdd873b5f74 commit: 83b931be40b2829e20f38356509d8706ea6b6238 [3079/3079] mm/damon/core-test: test damon_set_regions config: x86_64-randconfig-122-20250730 (https://download.01.org/0day-ci/archive/20250730/202507300823.a0jPwXWY-lkp@i...) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250730/202507300823.a0jPwXWY-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/202507300823.a0jPwXWY-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) mm/damon/core.c: note: in included file (through include/linux/kernel.h, arch/x86/include/asm/percpu.h, arch/x86/include/asm/current.h, ...): /opt/cross/clang-87f0227cb6/lib/clang/20/include/stdarg.h:22:44: sparse: sparse: Expected ) in function call /opt/cross/clang-87f0227cb6/lib/clang/20/include/stdarg.h:22:44: sparse: sparse: got < /opt/cross/clang-87f0227cb6/lib/clang/20/include/stdarg.h:22:43: sparse: sparse: not a function <noident> /opt/cross/clang-87f0227cb6/lib/clang/20/include/stdarg.h:22:22: sparse: sparse: bad constant expression type mm/damon/core.c: note: in included file (through include/linux/printk.h, include/linux/kernel.h, arch/x86/include/asm/percpu.h, ...): /opt/cross/clang-87f0227cb6/lib/clang/20/include/stdarg.h:22:44: sparse: sparse: Expected ) in function call /opt/cross/clang-87f0227cb6/lib/clang/20/include/stdarg.h:22:44: sparse: sparse: got < /opt/cross/clang-87f0227cb6/lib/clang/20/include/stdarg.h:22:43: sparse: sparse: not a function <noident> /opt/cross/clang-87f0227cb6/lib/clang/20/include/stdarg.h:22:22: sparse: sparse: bad constant expression type mm/damon/core.c: note: in included file (through include/linux/string.h, include/linux/bitmap.h, include/linux/cpumask.h, ...): /opt/cross/clang-87f0227cb6/lib/clang/20/include/stdarg.h:22:44: sparse: sparse: Expected ) in function call /opt/cross/clang-87f0227cb6/lib/clang/20/include/stdarg.h:22:44: sparse: sparse: got < /opt/cross/clang-87f0227cb6/lib/clang/20/include/stdarg.h:22:43: sparse: sparse: not a function <noident> /opt/cross/clang-87f0227cb6/lib/clang/20/include/stdarg.h:22:22: sparse: sparse: bad constant expression type 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
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