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    SubjectRe: [Ext2-devel] [RFC] [PATCH 1/4] Add extended attributes to ext2/3
    Date
    On Tuesday 08 October 2002 20:38, Andrew Morton wrote:
    > [...]
    > > > This first patch creates a generic interface for registering caches
    > > > with the VM subsystem so that they can react appropriately to memory
    > > > pressure.
    > >
    > > I'd suggest Ed Tomlinson's much saner interface that adds a third
    > > callbackj to kmem_cache_t (similar to the Solaris implementation)
    > > instead.
    > >
    > > Doing this outside slab is not a good idea (and XFS currently does
    > > it too - in it's own code which should be replaced with Ed's one)
    >
    > Yup, although that's a fairly minor point in this context..
    >
    > The shrinker callback code is not actually in Linus's kernel
    > at present. I'm kind of sitting on it until I've had time
    > to ponder the dirty great lock which Ed added ;)

    Switching to Ed's code once it's in the kernel may be worthwhile; until then
    the dumb shrinking approaah doesn't to do much harm IMHO.

    --Andreas.

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