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Message-ID: <202012311533.xUU7W39W-lkp@intel.com>
Date: Thu, 31 Dec 2020 15:05:40 +0800
From: kernel test robot <lkp@...el.com>
To: Mika Westerberg <mika.westerberg@...ux.intel.com>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: drivers/thunderbolt/test.c:1529:1: warning: the frame size of 1216
bytes is larger than 1024 bytes
Hi Mika,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: f6e1ea19649216156576aeafa784e3b4cee45549
commit: 2c6ea4e2cefe2e86af782a5b8e1070f4d434f2f2 thunderbolt: Allow KUnit tests to be built also when CONFIG_USB4=m
date: 4 months ago
config: arm-randconfig-r034-20201231 (attached as .config)
compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0
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=2c6ea4e2cefe2e86af782a5b8e1070f4d434f2f2
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 2c6ea4e2cefe2e86af782a5b8e1070f4d434f2f2
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm
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 >>):
drivers/thunderbolt/test.c: In function 'tb_test_tunnel_usb3':
>> drivers/thunderbolt/test.c:1529:1: warning: the frame size of 1216 bytes is larger than 1024 bytes [-Wframe-larger-than=]
1529 | }
| ^
drivers/thunderbolt/test.c: In function 'tb_test_tunnel_dp_max_length':
drivers/thunderbolt/test.c:1474:1: warning: the frame size of 1080 bytes is larger than 1024 bytes [-Wframe-larger-than=]
1474 | }
| ^
drivers/thunderbolt/test.c: In function 'tb_test_tunnel_pcie':
drivers/thunderbolt/test.c:1260:1: warning: the frame size of 1216 bytes is larger than 1024 bytes [-Wframe-larger-than=]
1260 | }
| ^
Kconfig warnings: (for reference only)
WARNING: unmet direct dependencies detected for UIO
Depends on MMU
Selected by
- CNIC && NETDEVICES && ETHERNET && NET_VENDOR_BROADCOM && PCI && (IPV6 || IPV6
vim +1529 drivers/thunderbolt/test.c
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1475
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1476 static void tb_test_tunnel_usb3(struct kunit *test)
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1477 {
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1478 struct tb_switch *host, *dev1, *dev2;
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1479 struct tb_tunnel *tunnel1, *tunnel2;
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1480 struct tb_port *down, *up;
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1481
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1482 /*
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1483 * Create USB3 tunnel between host and two devices.
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1484 *
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1485 * [Host]
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1486 * 1 |
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1487 * 1 |
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1488 * [Device #1]
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1489 * \ 7
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1490 * \ 1
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1491 * [Device #2]
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1492 */
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1493 host = alloc_host(test);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1494 dev1 = alloc_dev_default(test, host, 0x1, true);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1495 dev2 = alloc_dev_default(test, dev1, 0x701, true);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1496
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1497 down = &host->ports[12];
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1498 up = &dev1->ports[16];
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1499 tunnel1 = tb_tunnel_alloc_usb3(NULL, up, down, 0, 0);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1500 KUNIT_ASSERT_TRUE(test, tunnel1 != NULL);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1501 KUNIT_EXPECT_EQ(test, tunnel1->type, (enum tb_tunnel_type)TB_TUNNEL_USB3);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1502 KUNIT_EXPECT_PTR_EQ(test, tunnel1->src_port, down);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1503 KUNIT_EXPECT_PTR_EQ(test, tunnel1->dst_port, up);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1504 KUNIT_ASSERT_EQ(test, tunnel1->npaths, (size_t)2);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1505 KUNIT_ASSERT_EQ(test, tunnel1->paths[0]->path_length, 2);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1506 KUNIT_EXPECT_PTR_EQ(test, tunnel1->paths[0]->hops[0].in_port, down);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1507 KUNIT_EXPECT_PTR_EQ(test, tunnel1->paths[0]->hops[1].out_port, up);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1508 KUNIT_ASSERT_EQ(test, tunnel1->paths[1]->path_length, 2);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1509 KUNIT_EXPECT_PTR_EQ(test, tunnel1->paths[1]->hops[0].in_port, up);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1510 KUNIT_EXPECT_PTR_EQ(test, tunnel1->paths[1]->hops[1].out_port, down);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1511
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1512 down = &dev1->ports[17];
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1513 up = &dev2->ports[16];
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1514 tunnel2 = tb_tunnel_alloc_usb3(NULL, up, down, 0, 0);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1515 KUNIT_ASSERT_TRUE(test, tunnel2 != NULL);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1516 KUNIT_EXPECT_EQ(test, tunnel2->type, (enum tb_tunnel_type)TB_TUNNEL_USB3);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1517 KUNIT_EXPECT_PTR_EQ(test, tunnel2->src_port, down);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1518 KUNIT_EXPECT_PTR_EQ(test, tunnel2->dst_port, up);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1519 KUNIT_ASSERT_EQ(test, tunnel2->npaths, (size_t)2);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1520 KUNIT_ASSERT_EQ(test, tunnel2->paths[0]->path_length, 2);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1521 KUNIT_EXPECT_PTR_EQ(test, tunnel2->paths[0]->hops[0].in_port, down);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1522 KUNIT_EXPECT_PTR_EQ(test, tunnel2->paths[0]->hops[1].out_port, up);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1523 KUNIT_ASSERT_EQ(test, tunnel2->paths[1]->path_length, 2);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1524 KUNIT_EXPECT_PTR_EQ(test, tunnel2->paths[1]->hops[0].in_port, up);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1525 KUNIT_EXPECT_PTR_EQ(test, tunnel2->paths[1]->hops[1].out_port, down);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1526
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1527 tb_tunnel_free(tunnel2);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1528 tb_tunnel_free(tunnel1);
40c14d9f4f6d348 Mika Westerberg 2020-05-04 @1529 }
40c14d9f4f6d348 Mika Westerberg 2020-05-04 1530
:::::: The code at line 1529 was first introduced by commit
:::::: 40c14d9f4f6d3482af00356142c4ef6c8e6dd8fb thunderbolt: Add KUnit tests for tunneling
:::::: TO: Mika Westerberg <mika.westerberg@...ux.intel.com>
:::::: CC: Mika Westerberg <mika.westerberg@...ux.intel.com>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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