On Thu, Oct 24, 2013 at 05:53:32PM +0800, Weijie Yang wrote:
> The refcount routine was not fit the kernel get/put semantic exactly,
> There were too many judgement statements on refcount and it could be minus.
> 
> This patch does the following:
> 
> - move refcount judgement to zswap_entry_put() to hide resource free function.
> 
> - add a new function zswap_entry_find_get(), so that callers can use easily
> in the following pattern:
> 
>    zswap_entry_find_get
>    .../* do something */
>    zswap_entry_put
> 
> - to eliminate compile error, move some functions declaration
> 
> This patch is based on Minchan Kim <[email protected]> 's idea and 
> suggestion.
> 
> Signed-off-by: Weijie Yang <[email protected]>
> Cc: Seth Jennings <[email protected]>
> Cc: Minchan Kim <[email protected]>
> Cc: Bob Liu <[email protected]>


I remember Bob had a idea to remove a look up and I think it's doable.
Anyway, I don't mind you send it with fix or not.

Thanks for handling this, Weijie!

Acked-by: Minchan Kim <[email protected]>

-- 
Kind regards,
Minchan Kim
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