On Fri, 27 Feb 2015 14:58:10 -0800 Mike Kravetz <mike.kravetz@xxxxxxxxxx> wrote:
> Add a boolean to the subpool structure to indicate that the pages for
> subpool have been reserved. The hstate pointer in the subpool is
> convienient to have when it comes time to unreserve the pages.
> subool_reserved() is a handy way to check if reserved and take into
> account a NULL subpool.
>
> ...
>
> @@ -38,6 +40,10 @@ extern int hugetlb_max_hstate __read_mostly;
> #define for_each_hstate(h) \
> for ((h) = hstates; (h) < &hstates[hugetlb_max_hstate]; (h)++)
>
> +static inline bool subpool_reserved(struct hugepage_subpool *spool)
> +{
> + return spool && spool->reserved;
> +}
"subpool_reserved" is not a good identifier.
> struct hugepage_subpool *hugepage_new_subpool(long nr_blocks);
> void hugepage_put_subpool(struct hugepage_subpool *spool);
See what they did?
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