Re: [PATCH 3/6] writeback: avoid unnecessary calculation of bdidirty thresholds

[Andrew Morton]

On Sun, 11 Jul 2010 10:06:59 +0800
Wu Fengguang <fengguang.wu@xxxxxxxxx> wrote:

> +void global_dirty_limits(unsigned long *pbackground, unsigned long *pdirty)
>
> ...
>
> +unsigned long bdi_dirty_limit(struct backing_dev_info *bdi,
> +			       unsigned long dirty)

It'd be nice to have some documentation for these things.  They're
non-static, non-obvious and are stuffed to the gills with secret magic
numbers.

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