Re: [PATCH v6 15/31] fs: convert fs shrinkers to new scan/count API

Artem Bityutskiy
2013-05-13T06:12:10Z

On Sun, 2013-05-12 at 22:13 +0400, Glauber Costa wrote:
> From: Dave Chinner <dchinner@redhat.com>
>
> Convert the filesystem shrinkers to use the new API, and standardise
> some of the behaviours of the shrinkers at the same time. For
> example, nr_to_scan means the number of objects to scan, not the
> number of objects to free.
>
> I refactored the CIFS idmap shrinker a little - it really needs to
> be broken up into a shrinker per tree and keep an item count with
> the tree root so that we don't need to walk the tree every time the
> shrinker needs to count the number of objects in the tree (i.e.
> all the time under memory pressure).

UBIFS part looks OK.

--
Best Regards,
Artem Bityutskiy

--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: email@kvack.org