On Tue, 03 Jul 2007 13:18:23 +0200 Martin Schwidefsky <[EMAIL PROTECTED]> wrote:
> From: Martin Schwidefsky <[EMAIL PROTECTED]>
>
> If need_resched() is false in the inner loop of unmap_vmas it is
> unnecessary to do a full blown tlb_finish_mmu / tlb_gather_mmu for
> each ZAP_BLOCK_SIZE ptes. Do
On Tue, 03 Jul 2007 13:18:23 +0200 Martin Schwidefsky [EMAIL PROTECTED] wrote:
From: Martin Schwidefsky [EMAIL PROTECTED]
If need_resched() is false in the inner loop of unmap_vmas it is
unnecessary to do a full blown tlb_finish_mmu / tlb_gather_mmu for
each ZAP_BLOCK_SIZE ptes. Do a
On Tue, 2007-07-03 at 18:42 +0100, Hugh Dickins wrote:
> > If need_resched() is false in the inner loop of unmap_vmas it is
> > unnecessary to do a full blown tlb_finish_mmu / tlb_gather_mmu for
> > each ZAP_BLOCK_SIZE ptes. Do a tlb_flush_mmu() instead. That gives
> > architectures with a
On Tue, 2007-07-03 at 18:42 +0100, Hugh Dickins wrote:
If need_resched() is false in the inner loop of unmap_vmas it is
unnecessary to do a full blown tlb_finish_mmu / tlb_gather_mmu for
each ZAP_BLOCK_SIZE ptes. Do a tlb_flush_mmu() instead. That gives
architectures with a non-generic tlb
On Tue, 3 Jul 2007, Martin Schwidefsky wrote:
> From: Martin Schwidefsky <[EMAIL PROTECTED]>
>
> If need_resched() is false in the inner loop of unmap_vmas it is
> unnecessary to do a full blown tlb_finish_mmu / tlb_gather_mmu for
> each ZAP_BLOCK_SIZE ptes. Do a tlb_flush_mmu() instead. That
From: Martin Schwidefsky <[EMAIL PROTECTED]>
If need_resched() is false in the inner loop of unmap_vmas it is
unnecessary to do a full blown tlb_finish_mmu / tlb_gather_mmu for
each ZAP_BLOCK_SIZE ptes. Do a tlb_flush_mmu() instead. That gives
architectures with a non-generic tlb flush
From: Martin Schwidefsky [EMAIL PROTECTED]
If need_resched() is false in the inner loop of unmap_vmas it is
unnecessary to do a full blown tlb_finish_mmu / tlb_gather_mmu for
each ZAP_BLOCK_SIZE ptes. Do a tlb_flush_mmu() instead. That gives
architectures with a non-generic tlb flush
On Tue, 3 Jul 2007, Martin Schwidefsky wrote:
From: Martin Schwidefsky [EMAIL PROTECTED]
If need_resched() is false in the inner loop of unmap_vmas it is
unnecessary to do a full blown tlb_finish_mmu / tlb_gather_mmu for
each ZAP_BLOCK_SIZE ptes. Do a tlb_flush_mmu() instead. That gives
On Fri, 29 Jun 2007, Martin Schwidefsky wrote:
> On Fri, 2007-06-29 at 19:56 +0100, Hugh Dickins wrote:
> > I don't dare comment on your page_mkclean_one patch (5/5),
> > that dirty page business has grown too subtle for me.
>
> Oh yes, the dirty handling is tricky
I'll move that discussion
On Fri, 29 Jun 2007, Martin Schwidefsky wrote:
On Fri, 2007-06-29 at 19:56 +0100, Hugh Dickins wrote:
I don't dare comment on your page_mkclean_one patch (5/5),
that dirty page business has grown too subtle for me.
Oh yes, the dirty handling is tricky
I'll move that discussion over to
On Fri, 2007-06-29 at 19:56 +0100, Hugh Dickins wrote:
> I don't dare comment on your page_mkclean_one patch (5/5),
> that dirty page business has grown too subtle for me.
Oh yes, the dirty handling is tricky. I had to fix a really nasty bug
with it lately. As for page_mkclean_one the difference
I don't dare comment on your page_mkclean_one patch (5/5),
that dirty page business has grown too subtle for me.
Your cleanups 2-4 look good, especially the mm_types.h one (how
confident are you that everything builds?), and I'm glad we can
now lay ptep_establish to rest. Though I think you may
From: Martin Schwidefsky <[EMAIL PROTECTED]>
If need_resched() is false it is unnecessary to call tlb_finish_mmu()
and tlb_gather_mmu() for each vma in unmap_vmas(). Moving the tlb gather
restart under the if that contains the cond_resched() will avoid
unnecessary tlb flush operations that are
From: Martin Schwidefsky [EMAIL PROTECTED]
If need_resched() is false it is unnecessary to call tlb_finish_mmu()
and tlb_gather_mmu() for each vma in unmap_vmas(). Moving the tlb gather
restart under the if that contains the cond_resched() will avoid
unnecessary tlb flush operations that are
I don't dare comment on your page_mkclean_one patch (5/5),
that dirty page business has grown too subtle for me.
Your cleanups 2-4 look good, especially the mm_types.h one (how
confident are you that everything builds?), and I'm glad we can
now lay ptep_establish to rest. Though I think you may
On Fri, 2007-06-29 at 19:56 +0100, Hugh Dickins wrote:
I don't dare comment on your page_mkclean_one patch (5/5),
that dirty page business has grown too subtle for me.
Oh yes, the dirty handling is tricky. I had to fix a really nasty bug
with it lately. As for page_mkclean_one the difference is
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