* Re: [PATCH v2 3/3] bitmap: break kunit into test cases
[not found] <20251222-bitmap-kunit-convert-v2-3-6a61a5330eff@gmail.com>
@ 2025-12-23 13:22 ` kernel test robot
2025-12-23 14:18 ` kernel test robot
1 sibling, 0 replies; 2+ messages in thread
From: kernel test robot @ 2025-12-23 13:22 UTC (permalink / raw)
To: Tamir Duberstein, David Gow, John Hubbard, Andrew Morton,
Geert Uytterhoeven, Madhavan Srinivasan, Michael Ellerman,
Nicholas Piggin, Naveen N Rao, Yury Norov, Rasmus Villemoes,
Shuah Khan, Kees Cook, Christophe Leroy
Cc: oe-kbuild-all, Linux Memory Management List,
Muhammad Usama Anjum, linux-kernel, linux-m68k, linuxppc-dev,
linux-kselftest, Tamir Duberstein
Hi Tamir,
kernel test robot noticed the following build warnings:
[auto build test WARNING on 8f0b4cce4481fb22653697cced8d0d04027cb1e8]
url: https://github.com/intel-lab-lkp/linux/commits/Tamir-Duberstein/test_bitmap-extract-benchmark-module/20251222-214306
base: 8f0b4cce4481fb22653697cced8d0d04027cb1e8
patch link: https://lore.kernel.org/r/20251222-bitmap-kunit-convert-v2-3-6a61a5330eff%40gmail.com
patch subject: [PATCH v2 3/3] bitmap: break kunit into test cases
config: sparc-randconfig-001-20251223 (https://download.01.org/0day-ci/archive/20251223/202512232124.O36Ud5C2-lkp@intel.com/config)
compiler: sparc64-linux-gcc (GCC) 15.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251223/202512232124.O36Ud5C2-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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202512232124.O36Ud5C2-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from include/linux/string.h:65,
from include/linux/bitmap.h:13,
from include/linux/cpumask.h:11,
from include/linux/smp.h:13,
from include/linux/lockdep.h:14,
from include/linux/spinlock.h:63,
from include/linux/kref.h:16,
from include/kunit/test.h:22,
from lib/bitmap_kunit.c:6:
lib/bitmap_kunit.c: In function 'test_bitmap_printlist':
>> arch/sparc/include/asm/string.h:18:29: warning: 'memset' used with length equal to number of elements without multiplication by element size [-Wmemset-elt-size]
18 | #define memset(s, c, count) __builtin_memset(s, c, count)
| ^~~~~~~~~~~~~~~~
lib/bitmap_kunit.c:468:9: note: in expansion of macro 'memset'
468 | memset(bmap, -1, PAGE_SIZE);
| ^~~~~~
vim +/memset +18 arch/sparc/include/asm/string.h
70a6fcf3283a0a Al Viro 2016-01-17 16
70a6fcf3283a0a Al Viro 2016-01-17 17 #define __HAVE_ARCH_MEMSET
70a6fcf3283a0a Al Viro 2016-01-17 @18 #define memset(s, c, count) __builtin_memset(s, c, count)
70a6fcf3283a0a Al Viro 2016-01-17 19
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH v2 3/3] bitmap: break kunit into test cases
[not found] <20251222-bitmap-kunit-convert-v2-3-6a61a5330eff@gmail.com>
2025-12-23 13:22 ` [PATCH v2 3/3] bitmap: break kunit into test cases kernel test robot
@ 2025-12-23 14:18 ` kernel test robot
1 sibling, 0 replies; 2+ messages in thread
From: kernel test robot @ 2025-12-23 14:18 UTC (permalink / raw)
To: Tamir Duberstein, David Gow, John Hubbard, Andrew Morton,
Geert Uytterhoeven, Madhavan Srinivasan, Michael Ellerman,
Nicholas Piggin, Naveen N Rao, Yury Norov, Rasmus Villemoes,
Shuah Khan, Kees Cook, Christophe Leroy
Cc: oe-kbuild-all, Linux Memory Management List,
Muhammad Usama Anjum, linux-kernel, linux-m68k, linuxppc-dev,
linux-kselftest, Tamir Duberstein
Hi Tamir,
kernel test robot noticed the following build warnings:
[auto build test WARNING on 8f0b4cce4481fb22653697cced8d0d04027cb1e8]
url: https://github.com/intel-lab-lkp/linux/commits/Tamir-Duberstein/test_bitmap-extract-benchmark-module/20251222-214306
base: 8f0b4cce4481fb22653697cced8d0d04027cb1e8
patch link: https://lore.kernel.org/r/20251222-bitmap-kunit-convert-v2-3-6a61a5330eff%40gmail.com
patch subject: [PATCH v2 3/3] bitmap: break kunit into test cases
config: arm64-randconfig-004-20251223 (https://download.01.org/0day-ci/archive/20251223/202512232235.vUHmJH7T-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 9.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251223/202512232235.vUHmJH7T-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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202512232235.vUHmJH7T-lkp@intel.com/
All warnings (new ones prefixed by >>):
lib/bitmap_kunit.c: In function 'test_bitmap_printlist':
>> lib/bitmap_kunit.c:468:2: warning: 'memset' used with length equal to number of elements without multiplication by element size [-Wmemset-elt-size]
468 | memset(bmap, -1, PAGE_SIZE);
| ^~~~~~
vim +/memset +468 lib/bitmap_kunit.c
6ea86bdfc169ba lib/test_bitmap.c Yury Norov 2019-05-14 459
8ef3340af7139f lib/bitmap_kunit.c Tamir Duberstein 2025-12-22 460 static void test_bitmap_printlist(struct kunit *kunittest)
db7313005e9c2d lib/test_bitmap.c Yury Norov 2021-08-14 461 {
8ef3340af7139f lib/bitmap_kunit.c Tamir Duberstein 2025-12-22 462 static long bmap[PAGE_SIZE];
8ef3340af7139f lib/bitmap_kunit.c Tamir Duberstein 2025-12-22 463 static char buf[PAGE_SIZE];
db7313005e9c2d lib/test_bitmap.c Yury Norov 2021-08-14 464 char expected[256];
db7313005e9c2d lib/test_bitmap.c Yury Norov 2021-08-14 465 int ret, slen;
db7313005e9c2d lib/test_bitmap.c Yury Norov 2021-08-14 466 ktime_t time;
db7313005e9c2d lib/test_bitmap.c Yury Norov 2021-08-14 467
db7313005e9c2d lib/test_bitmap.c Yury Norov 2021-08-14 @468 memset(bmap, -1, PAGE_SIZE);
8ef3340af7139f lib/bitmap_kunit.c Tamir Duberstein 2025-12-22 469 slen = snprintf(expected, sizeof(expected), "0-%ld\n", PAGE_SIZE * 8 - 1);
8ef3340af7139f lib/bitmap_kunit.c Tamir Duberstein 2025-12-22 470 KUNIT_ASSERT_GT(kunittest, slen, 0);
db7313005e9c2d lib/test_bitmap.c Yury Norov 2021-08-14 471
db7313005e9c2d lib/test_bitmap.c Yury Norov 2021-08-14 472 time = ktime_get();
db7313005e9c2d lib/test_bitmap.c Yury Norov 2021-08-14 473 ret = bitmap_print_to_pagebuf(true, buf, bmap, PAGE_SIZE * 8);
db7313005e9c2d lib/test_bitmap.c Yury Norov 2021-08-14 474 time = ktime_get() - time;
db7313005e9c2d lib/test_bitmap.c Yury Norov 2021-08-14 475
8ef3340af7139f lib/bitmap_kunit.c Tamir Duberstein 2025-12-22 476 KUNIT_ASSERT_EQ(kunittest, ret, slen);
8ef3340af7139f lib/bitmap_kunit.c Tamir Duberstein 2025-12-22 477 KUNIT_ASSERT_STREQ(kunittest, buf, expected);
db7313005e9c2d lib/test_bitmap.c Yury Norov 2021-08-14 478
8ef3340af7139f lib/bitmap_kunit.c Tamir Duberstein 2025-12-22 479 kunit_info(kunittest, "Time: %llu", time);
db7313005e9c2d lib/test_bitmap.c Yury Norov 2021-08-14 480 }
db7313005e9c2d lib/test_bitmap.c Yury Norov 2021-08-14 481
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 2+ messages in thread
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2025-12-23 13:22 ` [PATCH v2 3/3] bitmap: break kunit into test cases kernel test robot
2025-12-23 14:18 ` kernel test robot
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