Re: [PATCH] fs/writeback: convert wbc_account_cgroup_owner to take a folio

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On Thu, Sep 26, 2024 at 04:01:21PM +0200, Pankaj Raghav (Samsung) wrote:
> From: Pankaj Raghav <p.raghav@xxxxxxxxxxx>
> 
> Most of the callers of wbc_account_cgroup_owner() are converting a folio
> to page before calling the function. wbc_account_cgroup_owner() is
> converting the page back to a folio to call mem_cgroup_css_from_folio().
> 
> Convert wbc_account_cgroup_owner() to take a folio instead of a page,
> and convert all callers to pass a folio directly except f2fs.
> 
> Convert the page to folio for all the callers from f2fs as they were the
> only callers calling wbc_account_cgroup_owner() with a page. As f2fs is
> already in the process of converting to folios, these call sites might
> also soon be calling wbc_account_cgroup_owner() with a folio directly in
> the future.
> 
> No functional changes. Only compile tested.
> 
> Signed-off-by: Pankaj Raghav <p.raghav@xxxxxxxxxxx>
> ---
>  fs/btrfs/extent_io.c                    | 7 +++----
>  fs/btrfs/inode.c                        | 2 +-

If you ever want to continue with the conversion then for the btrfs part

Acked-by: David Sterba <dsterba@xxxxxxxx>




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