[PATCH 2/4] [-mm patch] Add nodemask_t's size and NR_FREE_PAGES's value to vmcoreinfo_data.

David Rientjes rientjes at google.com
Thu Sep 13 23:36:42 EDT 2007


On Fri, 14 Sep 2007, Ken'ichi Ohmichi wrote:

> diff -rpuN a/include/linux/kexec.h b/include/linux/kexec.h
> --- a/include/linux/kexec.h	2007-09-10 23:28:42.000000000 +0900
> +++ b/include/linux/kexec.h	2007-09-10 23:29:52.000000000 +0900
> @@ -132,11 +132,16 @@ unsigned long paddr_vmcoreinfo_note(void
>  #define SIZE(name) \
>  	vmcoreinfo_append_str("SIZE(%s)=%lu\n", #name, \
>  			      (unsigned long)sizeof(struct name))
> +#define TYPEDEF_SIZE(name) \
> +	vmcoreinfo_append_str("SIZE(%s)=%lu\n", #name, \
> +			      (unsigned long)sizeof(name))
>   #define OFFSET(name, field) \
>  	vmcoreinfo_append_str("OFFSET(%s.%s)=%lu\n", #name, #field, \
>  			      (unsigned long)&(((struct name *)0)->field))
>  #define LENGTH(name, value) \
>  	vmcoreinfo_append_str("LENGTH(%s)=%lu\n", #name, (unsigned long)value)
> +#define NUMBER(name) \
> +	vmcoreinfo_append_str("NUMBER(%s)=%ld\n", #name, (long)name)
>  #define CONFIG(name) \
>  	vmcoreinfo_append_str("CONFIG_%s=y\n", #name)
> 

The #define SIZE() should be renamed STRUCT_SIZE() since it's always 
returning the size of the struct with a given name.  This would allow 
TYPEDEF_SIZE() to simply become SIZE() since it need not be used 
exclusively for typedefs.



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