Re: [PATCH 1/6] writeback: pass writeback_control down tomove_expired_inodes()

[Christoph Hellwig]

On Wed, Apr 20, 2011 at 04:03:37PM +0800, Wu Fengguang wrote:
> No behavior change. This will add debug visibility to the code, for
> example, to dump the wbc contents when kprobing queue_io().

I don't think it's a good idea.  The writeback_control should move
back to just controlling per-inode writeback and not be passed to
more routines dealing with high-level writeback.

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