On 09/13/2013 06:06 AM, Kirill A. Shutemov wrote:
> --- a/mm/Kconfig
> +++ b/mm/Kconfig
> @@ -207,7 +207,7 @@ config PAGEFLAGS_EXTENDED
> # PA-RISC 7xxx's spinlock_t would enlarge struct page from 32 to 44 bytes.
> # DEBUG_SPINLOCK and DEBUG_LOCK_ALLOC spinlock_t also enlarge struct page.
> #
> -config SPLIT_PTLOCK_CPUS
> +config SPLIT_PTE_PTLOCK_CPUS
> int
> default "999999" if ARM && !CPU_CACHE_VIPT
> default "999999" if PARISC && !PA20
If someone has a config where this is set to some non-default value,
won't changing the name cause this to revert back to the defaults?
I don't know how big of a deal it is to other folks, but you can always
do this:
config SPLIT_PTE_PTLOCK_CPUS
int
default SPLIT_PTLOCK_CPUS if SPLIT_PTLOCK_CPUS
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