Messages in this thread | | | Date | Tue, 18 Jul 2006 07:45:21 -0700 (PDT) | From | Christoph Lameter <> | Subject | Re: [PATCH] mm: inactive-clean list |
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On Tue, 18 Jul 2006, Andrew Morton wrote:
> Christoph Lameter <clameter@sgi.com> wrote: > > What other types of non freeable pages could exist? > > PageWriteback() pages (potentially all of memory)
Doesnt write throttling take care of that?
> Pinned pages (various transient conditions, mainly get_user_pages())
Hmm.... > Some pages whose buffers are attached to an ext3 journal.
These are just pinned by an increased refcount right? > Possibly NFS unstable pages.
These are tracked by NR_NFS_UNSTABLE.
Maybe we need a NR_UNSTABLE that includes pinned pages? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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