[PATCHv2 1/9] staging: zsmalloc: add gfp flags to zs_create_pool

[Rik van Riel]

On 01/07/2013 03:24 PM, Seth Jennings wrote:
> zs_create_pool() currently takes a gfp flags argument
> that is used when growing the memory pool.  However
> it is not used in allocating the metadata for the pool
> itself.  That is currently hardcoded to GFP_KERNEL.
>
> zswap calls zs_create_pool() at swapon time which is done
> in atomic context, resulting in a "might sleep" warning.
>
> This patch changes the meaning of the flags argument in
> zs_create_pool() to mean the flags for the metadata allocation,
> and adds a flags argument to zs_malloc that will be used for
> memory pool growth if required.
>
> Signed-off-by: Seth Jennings <sjenning at linux.vnet.ibm.com>

Acked-by: Rik van Riel <riel at redhat.com>

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