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SubjectRe: [patch 3/6] Guest page hinting: mlocked pages.
Date
On Thursday 13 March 2008 00:21:35 Martin Schwidefsky wrote:
> --- linux-2.6.orig/include/linux/fs.h
> +++ linux-2.6/include/linux/fs.h
> @@ -513,6 +513,9 @@ struct address_space {
> spinlock_t private_lock; /* for use by the address_space */
> struct list_head private_list; /* ditto */
> struct address_space *assoc_mapping; /* ditto */
> +#ifdef CONFIG_PAGE_STATES
> + unsigned int mlocked; /* set if VM_LOCKED vmas present */
> +#endif
> } __attribute__((aligned(sizeof(long))));

Minor nit: I think this would be better under private_lock where it wouldn't
consume any extra space on 64-bit.

Cheers,
Rusty.


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