Re: [PATCH 06/12] mm: Add get_kernel_page[s] for pinning of kerneladdresses for I/O

[Rik van Riel]

On 06/20/2012 05:37 AM, Mel Gorman wrote:
> This patch adds two new APIs get_kernel_pages() and get_kernel_page()
> that may be used to pin a vector of kernel addresses for IO. The initial
> user is expected to be NFS for allowing pages to be written to swap
> using aops->direct_IO(). Strictly speaking, swap-over-NFS only needs
> to pin one page for IO but it makes sense to express the API in terms
> of a vector and add a helper for pinning single pages.
>
> Signed-off-by: Mel Gorman<mgorman@xxxxxxx>

Reviewed-by: Rik van Riel<riel@xxxxxxxxxx>

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