linux-kernel - mm/damon/vaddr-test.h:309:1: warning: the frame size of 1064 bytes is larger than 1024 bytes

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Message-ID: <202111182146.OV3C4uGr-lkp@intel.com>
Date:   Thu, 18 Nov 2021 21:53:55 +0800
From:   kernel test robot <lkp@...el.com>
To:     SeongJae Park <sjpark@...zon.de>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Brendan Higgins <brendanhiggins@...gle.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Linux Memory Management List <linux-mm@...ck.org>
Subject: mm/damon/vaddr-test.h:309:1: warning: the frame size of 1064 bytes
 is larger than 1024 bytes

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   42eb8fdac2fc5d62392dcfcf0253753e821a97b0
commit: 17ccae8bb5c928946f6f3af14626ec458f74e6ad mm/damon: add kunit tests
date:   2 months ago
config: mips-randconfig-c004-20211118 (attached as .config)
compiler: mipsel-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=17ccae8bb5c928946f6f3af14626ec458f74e6ad
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 17ccae8bb5c928946f6f3af14626ec458f74e6ad
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=mips 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All warnings (new ones prefixed by >>):

   In file included from mm/damon/vaddr.c:672:
   mm/damon/vaddr-test.h: In function 'damon_test_split_evenly':
>> mm/damon/vaddr-test.h:309:1: warning: the frame size of 1064 bytes is larger than 1024 bytes [-Wframe-larger-than=]
     309 | }
         | ^


vim +309 mm/damon/vaddr-test.h

   254	
   255	static void damon_test_split_evenly(struct kunit *test)
   256	{
   257		struct damon_ctx *c = damon_new_ctx();
   258		struct damon_target *t;
   259		struct damon_region *r;
   260		unsigned long i;
   261	
   262		KUNIT_EXPECT_EQ(test, damon_va_evenly_split_region(NULL, NULL, 5),
   263				-EINVAL);
   264	
   265		t = damon_new_target(42);
   266		r = damon_new_region(0, 100);
   267		KUNIT_EXPECT_EQ(test, damon_va_evenly_split_region(t, r, 0), -EINVAL);
   268	
   269		damon_add_region(r, t);
   270		KUNIT_EXPECT_EQ(test, damon_va_evenly_split_region(t, r, 10), 0);
   271		KUNIT_EXPECT_EQ(test, damon_nr_regions(t), 10u);
   272	
   273		i = 0;
   274		damon_for_each_region(r, t) {
   275			KUNIT_EXPECT_EQ(test, r->ar.start, i++ * 10);
   276			KUNIT_EXPECT_EQ(test, r->ar.end, i * 10);
   277		}
   278		damon_free_target(t);
   279	
   280		t = damon_new_target(42);
   281		r = damon_new_region(5, 59);
   282		damon_add_region(r, t);
   283		KUNIT_EXPECT_EQ(test, damon_va_evenly_split_region(t, r, 5), 0);
   284		KUNIT_EXPECT_EQ(test, damon_nr_regions(t), 5u);
   285	
   286		i = 0;
   287		damon_for_each_region(r, t) {
   288			if (i == 4)
   289				break;
   290			KUNIT_EXPECT_EQ(test, r->ar.start, 5 + 10 * i++);
   291			KUNIT_EXPECT_EQ(test, r->ar.end, 5 + 10 * i);
   292		}
   293		KUNIT_EXPECT_EQ(test, r->ar.start, 5 + 10 * i);
   294		KUNIT_EXPECT_EQ(test, r->ar.end, 59ul);
   295		damon_free_target(t);
   296	
   297		t = damon_new_target(42);
   298		r = damon_new_region(5, 6);
   299		damon_add_region(r, t);
   300		KUNIT_EXPECT_EQ(test, damon_va_evenly_split_region(t, r, 2), -EINVAL);
   301		KUNIT_EXPECT_EQ(test, damon_nr_regions(t), 1u);
   302	
   303		damon_for_each_region(r, t) {
   304			KUNIT_EXPECT_EQ(test, r->ar.start, 5ul);
   305			KUNIT_EXPECT_EQ(test, r->ar.end, 6ul);
   306		}
   307		damon_free_target(t);
   308		damon_destroy_ctx(c);
 > 309	}
   310	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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