* [freescale-fslc:pr/225 99/432] drivers/tty/serial/fsl_linflexuart.c:185:13: warning: function 'linflex_string_write' has internal linkage but is not defined
@ 2021-01-22 7:50 kernel test robot
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From: kernel test robot @ 2021-01-22 7:50 UTC (permalink / raw
To: kbuild-all
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tree: https://github.com/Freescale/linux-fslc pr/225
head: ab134276e5fa0f228a300c61bed6c8b61a17393b
commit: 556dd13c952bd150418feecfaa178edacb89d511 [99/432] LF-631-7 tty: serial: linflexuart: Add support for FIFO with DMA
config: arm64-randconfig-r004-20210122 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project bd3a387ee76f58caa0d7901f3f84e9bb3d006f27)
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
# install arm64 cross compiling tool for clang build
# apt-get install binutils-aarch64-linux-gnu
# https://github.com/Freescale/linux-fslc/commit/556dd13c952bd150418feecfaa178edacb89d511
git remote add freescale-fslc https://github.com/Freescale/linux-fslc
git fetch --no-tags freescale-fslc pr/225
git checkout 556dd13c952bd150418feecfaa178edacb89d511
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64
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/tty/serial/fsl_linflexuart.c:185:13: warning: function 'linflex_string_write' has internal linkage but is not defined [-Wundefined-internal]
static void linflex_string_write(struct linflex_port *sport, const char *s,
^
drivers/tty/serial/fsl_linflexuart.c:1001:3: note: used here
linflex_string_write(sport, "", 1);
^
1 warning generated.
vim +/linflex_string_write +185 drivers/tty/serial/fsl_linflexuart.c
181
182 /* Forward declare this for the dma callbacks. */
183 static void linflex_dma_tx_complete(void *arg);
184 static void linflex_dma_rx_complete(void *arg);
> 185 static void linflex_string_write(struct linflex_port *sport, const char *s,
186 unsigned int count);
187
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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2021-01-22 7:50 [freescale-fslc:pr/225 99/432] drivers/tty/serial/fsl_linflexuart.c:185:13: warning: function 'linflex_string_write' has internal linkage but is not defined kernel test robot
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