Re: linux-next: build warning after merge of the spi tree

[Patrice CHOTARD <patrice.chotard@foss.st.com>]

Hi Mark

I will send a patch to fix this warning, sorry for that.

Patrice.

On 4/20/21 5:48 AM, Stephen Rothwell wrote:
> Hi all,
> 
> After merging the spi tree, today's linux-next build (x86_64 allmodconfig)
> produced this warning:
> 
> In file included from include/linux/printk.h:409,
>                  from include/linux/kernel.h:16,
>                  from include/linux/clk.h:13,
>                  from drivers/spi/spi-stm32-qspi.c:7:
> drivers/spi/spi-stm32-qspi.c: In function 'stm32_qspi_dirmap_read':
> drivers/spi/spi-stm32-qspi.c:481:21: warning: format '%x' expects argument of type 'unsigned int', but argument 5 has type 'size_t' {aka 'long unsigned int'} [-Wformat=]
>   481 |  dev_dbg(qspi->dev, "%s len = 0x%x offs = 0x%llx buf = 0x%p\n", __func__, len, offs, buf);
>       |                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> include/linux/dynamic_debug.h:129:15: note: in definition of macro '__dynamic_func_call'
>   129 |   func(&id, ##__VA_ARGS__);  \
>       |               ^~~~~~~~~~~
> include/linux/dynamic_debug.h:161:2: note: in expansion of macro '_dynamic_func_call'
>   161 |  _dynamic_func_call(fmt,__dynamic_dev_dbg,   \
>       |  ^~~~~~~~~~~~~~~~~~
> include/linux/dev_printk.h:123:2: note: in expansion of macro 'dynamic_dev_dbg'
>   123 |  dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__)
>       |  ^~~~~~~~~~~~~~~
> include/linux/dev_printk.h:123:23: note: in expansion of macro 'dev_fmt'
>   123 |  dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__)
>       |                       ^~~~~~~
> drivers/spi/spi-stm32-qspi.c:481:2: note: in expansion of macro 'dev_dbg'
>   481 |  dev_dbg(qspi->dev, "%s len = 0x%x offs = 0x%llx buf = 0x%p\n", __func__, len, offs, buf);
>       |  ^~~~~~~
> drivers/spi/spi-stm32-qspi.c:481:34: note: format string is defined here
>   481 |  dev_dbg(qspi->dev, "%s len = 0x%x offs = 0x%llx buf = 0x%p\n", __func__, len, offs, buf);
>       |                                 ~^
>       |                                  |
>       |                                  unsigned int
>       |                                 %lx
> 
> Introduced by commit
> 
>   18674dee3cd6 ("spi: stm32-qspi: Add dirmap support")
>