Messages in this thread |  | | | From | Nick Piggin <> | | Subject | Re: [PATCH 10/28] FS-Cache: Recruit a couple of page flags for cache management [try #2] | | Date | Tue, 18 Dec 2007 18:00:23 +1100 | |
On Tuesday 18 December 2007 09:36, David Howells wrote:
> Nick Piggin <nickpiggin@yahoo.com.au> wrote:
> > I'd much prefer if you would handle this in the filesystem, and have it
> > set PG_private whenever fscache needs to receive a callback, and DTRT
> > depending on whether PG_fscache etc. is set or not.
>
> That's tricky and slower[*]. One of the things I want to do is to modify
> iso9660 to do be able to do caching, but PG_private is 'owned' by the
> generic buffer cache code.
Maybe it is harder, but it is the right way to do it. So you
should modify the filesystems rather than core code.
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