Re: [PATCH] Makefile, CONFIG_MODVERSIONS, export RCS_FIND_IGNORE and ignore *.mod.c files in tags creation

[Michal Marek <mmarek@suse.cz>]

On 2014-02-06 13:51, Prarit Bhargava wrote:
> CONFIG_MODVERSIONS=y results in a .mod.c for every compiled file in the kernel.
> Issuing a 'make cscope' on a compiled kernel tree results in the cscope files
> containing *.mod.c files.
> 
> [prarit@prarit linux]# make cscope
> [prarit@prarit linux]# cat cscope.files | grep mod.c | wc -l
> 4807
> 
> These files are not useful for cscope and should be ignored.  For example,
> 
>    #   line  filename / context / line
>    1    105  arch/x86/kvm/kvm-intel.mod.c <<GLOBAL>>
>              { 0x618911fc, __VMLINUX_SYMBOL_STR(numa_node) },
>    2    508  drivers/block/mtip32xx/mtip32xx.h <<GLOBAL>>
>              int numa_node;
>    3     55  drivers/block/mtip32xx/mtip32xx.mod.c <<GLOBAL>>
>              { 0x618911fc, __VMLINUX_SYMBOL_STR(numa_node) },
>    4     37  drivers/cpufreq/acpi-cpufreq.mod.c <<GLOBAL>>
>              { 0x618911fc, __VMLINUX_SYMBOL_STR(numa_node) },
>    <snip>
> 
> Add an export to RCS_FIND_IGNORE so it can be used in scripts/tags.sh and
> add explicitly ignore *.mod.c files.

Thanks, applied to kbuild.git#misc. But next time, please use a shorter
subject line. I changed it to "scripts/tags.sh: Ignore *.mod.c" so that
it does not take two lines everywhere.

Michal