Re: [PATCH v4 4/7] lib/hexdump.c: Replace ascii bool in hex_dump_to_buffer with flags

From: kbuild test robot
Date: Tue Jun 25 2019 - 14:01:19 EST


Hi Alastair,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v5.2-rc6 next-20190625]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url: https://github.com/0day-ci/linux/commits/Alastair-D-Silva/Hexdump-Enhancements/20190625-224046
config: sh-allmodconfig (attached as .config)
compiler: sh4-linux-gcc (GCC) 7.4.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
GCC_VERSION=7.4.0 make.cross ARCH=sh

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

drivers/gpu//drm/tinydrm/core/tinydrm-helpers.c: In function 'tinydrm_dbg_spi_print':
>> drivers/gpu//drm/tinydrm/core/tinydrm-helpers.c:93:2: error: too many arguments to function 'hex_dump_to_buffer'
hex_dump_to_buffer(buf, tr->len, 16,
^~~~~~~~~~~~~~~~~~
In file included from include/linux/kernel.h:15:0,
from include/linux/list.h:9,
from include/linux/kobject.h:19,
from include/linux/device.h:16,
from include/linux/backlight.h:12,
from drivers/gpu//drm/tinydrm/core/tinydrm-helpers.c:6:
include/linux/printk.h:523:19: note: declared here
static inline int hex_dump_to_buffer(const void *buf, size_t len, int rowsize,
^~~~~~~~~~~~~~~~~~
--
sound/soc//sof/xtensa/core.c: In function 'xtensa_stack':
>> sound/soc//sof/xtensa/core.c:125:3: error: too many arguments to function 'hex_dump_to_buffer'
hex_dump_to_buffer(stack + i * 4, 16, 16, 4,
^~~~~~~~~~~~~~~~~~
In file included from include/linux/kernel.h:15:0,
from include/linux/list.h:9,
from include/linux/module.h:9,
from sound/soc//sof/xtensa/core.c:11:
include/linux/printk.h:523:19: note: declared here
static inline int hex_dump_to_buffer(const void *buf, size_t len, int rowsize,
^~~~~~~~~~~~~~~~~~

vim +/hex_dump_to_buffer +93 drivers/gpu//drm/tinydrm/core/tinydrm-helpers.c

9f69eb5c Noralf Trønnes 2017-01-22 85
9f69eb5c Noralf Trønnes 2017-01-22 86 static void
9f69eb5c Noralf Trønnes 2017-01-22 87 tinydrm_dbg_spi_print(struct spi_device *spi, struct spi_transfer *tr,
9f69eb5c Noralf Trønnes 2017-01-22 88 const void *buf, int idx, bool tx)
9f69eb5c Noralf Trønnes 2017-01-22 89 {
9f69eb5c Noralf Trønnes 2017-01-22 90 u32 speed_hz = tr->speed_hz ? tr->speed_hz : spi->max_speed_hz;
9f69eb5c Noralf Trønnes 2017-01-22 91 char linebuf[3 * 32];
9f69eb5c Noralf Trønnes 2017-01-22 92
9f69eb5c Noralf Trønnes 2017-01-22 @93 hex_dump_to_buffer(buf, tr->len, 16,
9f69eb5c Noralf Trønnes 2017-01-22 94 DIV_ROUND_UP(tr->bits_per_word, 8),
9f69eb5c Noralf Trønnes 2017-01-22 95 linebuf, sizeof(linebuf), false);
9f69eb5c Noralf Trønnes 2017-01-22 96
9f69eb5c Noralf Trønnes 2017-01-22 97 printk(KERN_DEBUG
9f69eb5c Noralf Trønnes 2017-01-22 98 " tr(%i): speed=%u%s, bpw=%i, len=%u, %s_buf=[%s%s]\n", idx,
9f69eb5c Noralf Trønnes 2017-01-22 99 speed_hz > 1000000 ? speed_hz / 1000000 : speed_hz / 1000,
9f69eb5c Noralf Trønnes 2017-01-22 100 speed_hz > 1000000 ? "MHz" : "kHz", tr->bits_per_word, tr->len,
9f69eb5c Noralf Trønnes 2017-01-22 101 tx ? "tx" : "rx", linebuf, tr->len > 16 ? " ..." : "");
9f69eb5c Noralf Trønnes 2017-01-22 102 }
9f69eb5c Noralf Trønnes 2017-01-22 103

:::::: The code at line 93 was first introduced by commit
:::::: 9f69eb5c36a644571cca6b2f8dc5f6a7cba04a8b drm/tinydrm: Add helper functions

:::::: TO: Noralf Trønnes <noralf@xxxxxxxxxxx>
:::::: CC: Noralf Trønnes <noralf@xxxxxxxxxxx>

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