On Mon, 25 February 2008 13:46:32 -0600, Dave McCracken wrote:
> On Monday 25 February 2008, Andy Whitcroft wrote:
> > I thought that init sections were deliberatly pushed to the end of the
> > kernel when linked, cirtainly on my laptop here that seems to be so.
> > That would make the first two "a
On Monday 25 February 2008, Andy Whitcroft wrote:
> I thought that init sections were deliberatly pushed to the end of the
> kernel when linked, cirtainly on my laptop here that seems to be so.
> That would make the first two "after" the kernel. The other two appear
> to be before the traditional
On Mon, Feb 25, 2008 at 07:53:20PM +0100, Jörn Engel wrote:
> On Mon, 25 February 2008 09:48:22 -0800, Dave Hansen wrote:
> > On Mon, 2008-02-25 at 15:07 +, Andy Whitcroft wrote:
> > > shrink_page_list() would be expected to be passed pages pulled from
> > > the active or inactive lists via iso
On Mon, 25 February 2008 09:48:22 -0800, Dave Hansen wrote:
> On Mon, 2008-02-25 at 15:07 +, Andy Whitcroft wrote:
> > shrink_page_list() would be expected to be passed pages pulled from
> > the active or inactive lists via isolate_lru_pages()? I would not have
> > expected to find the kernel
On Mon, 2008-02-25 at 15:07 +, Andy Whitcroft wrote:
> shrink_page_list() would be expected to be passed pages pulled from
> the active or inactive lists via isolate_lru_pages()? I would not have
> expected to find the kernel text on the LRU and therefore not expect to
> see it passed to shrin
On Mon, 25 February 2008 16:15:36 +0100, Jörn Engel wrote:
> On Mon, 25 February 2008 15:07:24 +, Andy Whitcroft wrote:
>
> > I would expect to find pages below the kernel text as real pages, and
> > potentially on the LRU on some architectures. Which architecture are
> > you seeing this? Wh
On Mon, 25 February 2008 15:07:24 +, Andy Whitcroft wrote:
> On Sun, Feb 24, 2008 at 03:47:11PM +0100, Jörn Engel wrote:
> > While tracking down some unrelated bug I noticed that shrink_page_list()
> > keeps testing very low page numbers (aka kernel text) until deciding
> > that the page lacks
On Sun, Feb 24, 2008 at 03:47:11PM +0100, Jörn Engel wrote:
> While tracking down some unrelated bug I noticed that shrink_page_list()
> keeps testing very low page numbers (aka kernel text) until deciding
> that the page lacks a mapping and cannot get freed. Looks like a waste
> of cpu and cachel
While tracking down some unrelated bug I noticed that shrink_page_list()
keeps testing very low page numbers (aka kernel text) until deciding
that the page lacks a mapping and cannot get freed. Looks like a waste
of cpu and cachelines to me.
Is there a better reason for this behaviour than lack o
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