Re: [patch] mm: reduce pagetable-freeing latencies

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To: Hugh Dickins <hugh@...>

Cc: Andi Kleen <andi@...>, Peter Zijlstra <peterz@...>, Andrew Morton <akpm@...>, Ingo Molnar <mingo@...>, <linux-kernel@...>

Subject: Re: [patch] mm: reduce pagetable-freeing latencies

Date: Thursday, July 26, 2007 - 5:35 pm

On Thu, 2007-07-26 at 18:11 +0100, Hugh Dickins wrote:
quoted text> That will often be the case for anonymous pages, but not for pagecache
> pages.  I had wondered whether to make exit_mmap unmap the stack first
> (rather than text first as usually happens), but seems rather a hack.

Yup and defeated by HIGHMEM ,so I'm back to per-cpu page lists for now
and we'll see how to move to the next step once I've ironed out other
issues such as sparc64/ia64 related bits.

Ben.


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Messages in current thread:

[patch] mm: reduce pagetable-freeing latencies, Ingo Molnar, (Tue Jul 24, 4:38 am)

Re: [patch] mm: reduce pagetable-freeing latencies, Benjamin Herrenschmidt, (Tue Jul 24, 5:40 am)

Re: [patch] mm: reduce pagetable-freeing latencies, Andrew Morton, (Tue Jul 24, 4:54 am)

Re: [patch] mm: reduce pagetable-freeing latencies, Ingo Molnar, (Tue Jul 24, 7:22 am)

Re: [patch] mm: reduce pagetable-freeing latencies, Benjamin Herrenschmidt, (Tue Jul 24, 5:40 am)

Re: [patch] mm: reduce pagetable-freeing latencies, Andi Kleen, (Tue Jul 24, 8:13 am)

Re: [patch] mm: reduce pagetable-freeing latencies, Benjamin Herrenschmidt, (Tue Jul 24, 5:29 pm)

Re: [patch] mm: reduce pagetable-freeing latencies, Peter Zijlstra, (Wed Jul 25, 2:44 am)

Re: [patch] mm: reduce pagetable-freeing latencies, Benjamin Herrenschmidt, (Fri Jul 27, 9:36 pm)

Re: [patch] mm: reduce pagetable-freeing latencies, Hugh Dickins, (Sat Jul 28, 1:54 am)

Re: [patch] mm: reduce pagetable-freeing latencies, Benjamin Herrenschmidt, (Sat Jul 28, 6:36 pm)

Re: [patch] mm: reduce pagetable-freeing latencies, Andi Kleen, (Wed Jul 25, 5:46 am)

Re: [patch] mm: reduce pagetable-freeing latencies, Benjamin Herrenschmidt, (Wed Jul 25, 6:08 am)

Re: [patch] mm: reduce pagetable-freeing latencies, Andi Kleen, (Wed Jul 25, 6:26 am)

Re: [patch] mm: reduce pagetable-freeing latencies, Benjamin Herrenschmidt, (Wed Jul 25, 6:46 am)

Re: [patch] mm: reduce pagetable-freeing latencies, Hugh Dickins, (Thu Jul 26, 1:11 pm)

Re: [patch] mm: reduce pagetable-freeing latencies, Benjamin Herrenschmidt, (Thu Jul 26, 5:35 pm)


linux-kernel:
Linus Torvalds	Re: [GIT *] Allow request_firmware() to be satisfied from in-kernel, use it in mor...
Bart Van Assche	Integration of SCST in the mainstream Linux kernel
Paul Menage	Re: containers (was Re: -mm merge plans for 2.6.23)
Greg KH	[GIT PATCH] driver core patches against 2.6.24
openbsd-misc:

linux-netdev:
Gerrit Renker	[PATCH 26/37] dccp: Integration of dynamic feature activation - part 1 (socket set...
David Miller	[GIT]: Networking
Jarek Poplawski	[PATCH] pkt_sched: Destroy gen estimators under rtnl_lock().
Frans Pop	svc: failed to register lockdv1 RPC service (errno 97).
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Re: [patch] mm: reduce pagetable-freeing latencies

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