Re: [PATCH] mm: add replace_page_cache_page() function

[Rik van Riel]

On 12/15/2010 10:49 AM, Miklos Szeredi wrote:
> From: Miklos Szeredi<mszeredi@xxxxxxx>
>
> This function basically does:
>
>       remove_from_page_cache(old);
>       page_cache_release(old);
>       add_to_page_cache_locked(new);
>
> Except it does this atomically, so there's no possibility for the
> "add" to fail because of a race.
>
> This is used by fuse to move pages into the page cache.
>
> Signed-off-by: Miklos Szeredi<mszeredi@xxxxxxx>

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

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