Messages in this thread | | | Date | Mon, 5 Jul 2021 05:08:34 +0800 | From | kernel test robot <> | Subject | drivers/iio/test/iio-test-format.c:98:1: warning: the frame size of 1520 bytes is larger than 1024 bytes |
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Hi Lars-Peter,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 303392fd5c160822bf778270b28ec5ea50cab2b4 commit: 0bf49ffbfe949df21e95b8f95b5f308db379ac74 iio: Add basic unit test for iio_format_value() date: 4 months ago config: arm-randconfig-r024-20210705 (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=0bf49ffbfe949df21e95b8f95b5f308db379ac74 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 0bf49ffbfe949df21e95b8f95b5f308db379ac74 # 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@intel.com>
All warnings (new ones prefixed by >>):
drivers/iio/test/iio-test-format.c: In function 'iio_test_iio_format_value_fixedpoint': >> drivers/iio/test/iio-test-format.c:98:1: warning: the frame size of 1520 bytes is larger than 1024 bytes [-Wframe-larger-than=] 98 | } | ^
vim +98 drivers/iio/test/iio-test-format.c
41 42 static void iio_test_iio_format_value_fixedpoint(struct kunit *test) 43 { 44 char *buf = kunit_kmalloc(test, PAGE_SIZE, GFP_KERNEL); 45 int values[2]; 46 int ret; 47 48 /* positive >= 1 */ 49 values[0] = 1; 50 values[1] = 10; 51 52 ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO, 2, values); 53 IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "1.000010\n"); 54 55 ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO_DB, 2, values); 56 IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "1.000010 dB\n"); 57 58 ret = iio_format_value(buf, IIO_VAL_INT_PLUS_NANO, 2, values); 59 IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "1.000000010\n"); 60 61 /* positive < 1 */ 62 values[0] = 0; 63 values[1] = 12; 64 65 ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO, 2, values); 66 IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "0.000012\n"); 67 68 ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO_DB, 2, values); 69 IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "0.000012 dB\n"); 70 71 ret = iio_format_value(buf, IIO_VAL_INT_PLUS_NANO, 2, values); 72 IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "0.000000012\n"); 73 74 /* negative <= -1 */ 75 values[0] = -1; 76 values[1] = 10; 77 78 ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO, 2, values); 79 IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-1.000010\n"); 80 81 ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO_DB, 2, values); 82 IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-1.000010 dB\n"); 83 84 ret = iio_format_value(buf, IIO_VAL_INT_PLUS_NANO, 2, values); 85 IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-1.000000010\n"); 86 87 /* negative > -1 */ 88 values[0] = 0; 89 values[1] = -123; 90 ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO, 2, values); 91 IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-0.000123\n"); 92 93 ret = iio_format_value(buf, IIO_VAL_INT_PLUS_MICRO_DB, 2, values); 94 IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-0.000123 dB\n"); 95 96 ret = iio_format_value(buf, IIO_VAL_INT_PLUS_NANO, 2, values); 97 IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-0.000000123\n"); > 98 } 99
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