[Devel] [pm:bleeding-edge 6/7] drivers/base/test/property-entry-test.c:454:1: warning: the frame size of 2960 bytes is larger than 2048 bytes

[kbuild test robot <lkp at intel.com>]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git bleeding-edge
head:   88a29de6adffb9d4d1ac7f1b1d996c616ebda145
commit: 80e0582b1ab83ed08dedaad5a0cdb28457ccba4f [6/7] software node: add basic tests for property entries
config: arm64-randconfig-a001-20191203 (attached as .config)
compiler: aarch64-linux-gcc (GCC) 7.5.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 80e0582b1ab83ed08dedaad5a0cdb28457ccba4f
        # save the attached .config to linux build tree
        GCC_VERSION=7.5.0 make.cross ARCH=arm64 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp(a)intel.com>

All warnings (new ones prefixed by >>):

   drivers/base/test/property-entry-test.c: In function 'pe_test_reference':
>> drivers/base/test/property-entry-test.c:454:1: warning: the frame size of 2960 bytes is larger than 2048 bytes [-Wframe-larger-than=]
    }
    ^
   drivers/base/test/property-entry-test.c: In function 'pe_test_uint_arrays':
   drivers/base/test/property-entry-test.c:214:1: warning: the frame size of 4288 bytes is larger than 2048 bytes [-Wframe-larger-than=]
    }
    ^
   drivers/base/test/property-entry-test.c: In function 'pe_test_uints':
   drivers/base/test/property-entry-test.c:99:1: warning: the frame size of 2736 bytes is larger than 2048 bytes [-Wframe-larger-than=]
    }
    ^

vim +454 drivers/base/test/property-entry-test.c

   360	
   361	/* Handling of reference properties */
   362	static void pe_test_reference(struct kunit *test)
   363	{
   364		const struct software_node nodes[] = {
   365			{ .name = "1", },
   366			{ .name = "2", },
   367		};
   368	
   369		const struct software_node_ref_args refs[] = {
   370			{
   371				.node = &nodes[0],
   372				.nargs = 0,
   373			},
   374			{
   375				.node = &nodes[1],
   376				.nargs = 2,
   377				.args = { 3, 4 },
   378			},
   379		};
   380	
   381		const struct property_entry entries[] = {
   382			PROPERTY_ENTRY_REF("ref-1", &nodes[0]),
   383			PROPERTY_ENTRY_REF("ref-2", &nodes[1], 1, 2),
   384			PROPERTY_ENTRY_REF_ARRAY("ref-3", refs),
   385			{ }
   386		};
   387	
   388		struct fwnode_handle *node;
   389		struct fwnode_reference_args ref;
   390		int error;
   391	
   392		error = software_node_register_nodes(nodes);
   393		KUNIT_ASSERT_EQ(test, error, 0);
   394	
   395		node = fwnode_create_software_node(entries, NULL);
   396		KUNIT_ASSERT_NOT_ERR_OR_NULL(test, node);
   397	
   398		error = fwnode_property_get_reference_args(node, "ref-1", NULL,
   399							   0, 0, &ref);
   400		KUNIT_ASSERT_EQ(test, error, 0);
   401		KUNIT_EXPECT_PTR_EQ(test, to_software_node(ref.fwnode), &nodes[0]);
   402		KUNIT_EXPECT_EQ(test, ref.nargs, 0U);
   403	
   404		/* wrong index */
   405		error = fwnode_property_get_reference_args(node, "ref-1", NULL,
   406							   0, 1, &ref);
   407		KUNIT_EXPECT_NE(test, error, 0);
   408	
   409		error = fwnode_property_get_reference_args(node, "ref-2", NULL,
   410							   1, 0, &ref);
   411		KUNIT_ASSERT_EQ(test, error, 0);
   412		KUNIT_EXPECT_PTR_EQ(test, to_software_node(ref.fwnode), &nodes[1]);
   413		KUNIT_EXPECT_EQ(test, ref.nargs, 1U);
   414		KUNIT_EXPECT_EQ(test, ref.args[0], 1LLU);
   415	
   416		/* asking for more args, padded with zero data */
   417		error = fwnode_property_get_reference_args(node, "ref-2", NULL,
   418							   3, 0, &ref);
   419		KUNIT_ASSERT_EQ(test, error, 0);
   420		KUNIT_EXPECT_PTR_EQ(test, to_software_node(ref.fwnode), &nodes[1]);
   421		KUNIT_EXPECT_EQ(test, ref.nargs, 3U);
   422		KUNIT_EXPECT_EQ(test, ref.args[0], 1LLU);
   423		KUNIT_EXPECT_EQ(test, ref.args[1], 2LLU);
   424		KUNIT_EXPECT_EQ(test, ref.args[2], 0LLU);
   425	
   426		/* wrong index */
   427		error = fwnode_property_get_reference_args(node, "ref-2", NULL,
   428							   2, 1, &ref);
   429		KUNIT_EXPECT_NE(test, error, 0);
   430	
   431		/* array of references */
   432		error = fwnode_property_get_reference_args(node, "ref-3", NULL,
   433							   0, 0, &ref);
   434		KUNIT_ASSERT_EQ(test, error, 0);
   435		KUNIT_EXPECT_PTR_EQ(test, to_software_node(ref.fwnode), &nodes[0]);
   436		KUNIT_EXPECT_EQ(test, ref.nargs, 0U);
   437	
   438		/* second reference in the array */
   439		error = fwnode_property_get_reference_args(node, "ref-3", NULL,
   440							   2, 1, &ref);
   441		KUNIT_ASSERT_EQ(test, error, 0);
   442		KUNIT_EXPECT_PTR_EQ(test, to_software_node(ref.fwnode), &nodes[1]);
   443		KUNIT_EXPECT_EQ(test, ref.nargs, 2U);
   444		KUNIT_EXPECT_EQ(test, ref.args[0], 3LLU);
   445		KUNIT_EXPECT_EQ(test, ref.args[1], 4LLU);
   446	
   447		/* wrong index */
   448		error = fwnode_property_get_reference_args(node, "ref-1", NULL,
   449							   0, 2, &ref);
   450		KUNIT_EXPECT_NE(test, error, 0);
   451	
   452		fwnode_remove_software_node(node);
   453		software_node_unregister_nodes(nodes);
 > 454	}
   455	

---
0-DAY kernel test infrastructure                 Open Source Technology Center
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