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SubjectRe: [PATCH 02/02] swapon: allow a more flexible swap discard policy
(5/26/13 12:31 AM), Rafael Aquini wrote:
> Introduce the necessary changes to swapon(8) allowing a sysadmin to leverage
> the new changes introduced to sys_swapon by "swap: discard while swapping
> only if SWAP_FLAG_DISCARD_PAGES", therefore allowing a more flexible set of
> choices when selection the discard policy for mounted swap areas.
> This patch introduces the following optional arguments to the already
> existent swapon(8) "--discard" option, in order to allow a discard type to
> be selected at swapon time:
> * once : only single-time area discards are issued. (swapon)
> * pages : discard freed pages before they are reused.
> If no policy is selected both discard types are enabled. (default)
>
> Signed-off-by: Rafael Aquini <aquini@redhat.com>

Acked-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>





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