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hv_call_deposit_pages
2020 Sep 15
0
[PATCH RFC v1 09/18] x86/hyperv: provide a bunch of helper functions
...gt; (b) ? (a) : (b))
> +#define MIN(a, b) ((a) < (b) ? (a) : (b))
Nit: include/linux/kernel.h defines min() and max() macros with type
checking.
> +
> +/*
> + * Deposits exact number of pages
> + * Must be called with interrupts enabled
> + * Max 256 pages
> + */
> +int hv_call_deposit_pages(int node, u64 partition_id, u32 num_pages)
> +{
> + struct page **pages;
> + int *counts;
> + int num_allocations;
> + int i, j, page_count;
> + int order;
> + int desired_order;
> + int status;
> + int ret;
> + u64 base_pfn;
> + struct hv_deposit_memory *input_pa...