From: David Mosberger <davidm@napali.hpl.hp.com>
To: Ingo Molnar <mingo@redhat.com>
Cc: Christoph Hellwig <hch@infradead.org>,
Jakub Jelinek <jakub@redhat.com>,
davidm@hpl.hp.com, suresh.b.siddha@intel.com,
jun.nakajima@intel.com, Andrew Morton <akpm@osdl.org>,
Linus Torvalds <torvalds@osdl.org>,
linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: serious performance regression due to NX patch
Date: Mon, 12 Jul 2004 19:10:28 +0000 [thread overview]
Message-ID: <16626.57892.533203.683465@napali.hpl.hp.com> (raw)
In-Reply-To: <Pine.LNX.4.58.0407121428270.22224@devserv.devel.redhat.com>
>>>>> On Mon, 12 Jul 2004 14:29:16 -0400 (EDT), Ingo Molnar <mingo@redhat.com> said:
>> Well, it's not. We probably want each new port start to have the ia64
>> behaviour, so it should be abstracted out nicer.
Ingo> is it an issue? Each new port will have PT_GNU_STACK, unless they base
Ingo> themselves on old compilers.
PT_GNU_STACK is pure bloat on new architectures (and ia64).
--david
WARNING: multiple messages have this Message-ID (diff)
From: David Mosberger <davidm@napali.hpl.hp.com>
To: Ingo Molnar <mingo@redhat.com>
Cc: Christoph Hellwig <hch@infradead.org>,
Jakub Jelinek <jakub@redhat.com>,
davidm@hpl.hp.com, suresh.b.siddha@intel.com,
jun.nakajima@intel.com, Andrew Morton <akpm@osdl.org>,
Linus Torvalds <torvalds@osdl.org>,
linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: serious performance regression due to NX patch
Date: Mon, 12 Jul 2004 12:10:28 -0700 [thread overview]
Message-ID: <16626.57892.533203.683465@napali.hpl.hp.com> (raw)
In-Reply-To: <Pine.LNX.4.58.0407121428270.22224@devserv.devel.redhat.com>
>>>>> On Mon, 12 Jul 2004 14:29:16 -0400 (EDT), Ingo Molnar <mingo@redhat.com> said:
>> Well, it's not. We probably want each new port start to have the ia64
>> behaviour, so it should be abstracted out nicer.
Ingo> is it an issue? Each new port will have PT_GNU_STACK, unless they base
Ingo> themselves on old compilers.
PT_GNU_STACK is pure bloat on new architectures (and ia64).
--david
next prev parent reply other threads:[~2004-07-12 19:10 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-07-10 5:28 serious performance regression due to NX patch David Mosberger
2004-07-10 5:28 ` David Mosberger
2004-07-11 8:38 ` Ingo Molnar
2004-07-11 8:38 ` Ingo Molnar
2004-07-11 9:39 ` Ingo Molnar
2004-07-11 9:39 ` Ingo Molnar
2004-07-11 9:52 ` Ingo Molnar
2004-07-11 9:52 ` Ingo Molnar
2004-07-11 10:02 ` Andrew Morton
2004-07-11 10:02 ` Andrew Morton
2004-07-11 12:19 ` Matthew Wilcox
2004-07-11 12:19 ` Matthew Wilcox
2004-07-11 10:22 ` Christoph Hellwig
2004-07-11 10:22 ` Christoph Hellwig
2004-07-11 12:38 ` Jakub Jelinek
2004-07-11 12:38 ` Jakub Jelinek
2004-07-12 18:08 ` Ingo Molnar
2004-07-12 18:08 ` Ingo Molnar
2004-07-12 18:24 ` Christoph Hellwig
2004-07-12 18:24 ` Christoph Hellwig
2004-07-12 18:29 ` Ingo Molnar
2004-07-12 18:29 ` Ingo Molnar
2004-07-12 19:10 ` David Mosberger [this message]
2004-07-12 19:10 ` David Mosberger
2004-07-12 19:54 ` Ingo Molnar
2004-07-12 19:54 ` Ingo Molnar
2004-07-12 20:08 ` David Mosberger
2004-07-12 20:08 ` David Mosberger
2004-07-12 20:17 ` Linus Torvalds
2004-07-12 20:17 ` Linus Torvalds
2004-07-12 20:21 ` David Mosberger
2004-07-12 20:21 ` David Mosberger
2004-07-12 20:24 ` David Mosberger
2004-07-12 20:24 ` David Mosberger
2004-07-13 4:23 ` Ingo Molnar
2004-07-13 4:23 ` Ingo Molnar
2004-07-13 5:23 ` David Mosberger
2004-07-13 5:23 ` David Mosberger
2004-07-13 16:05 ` Mark Haverkamp
2004-07-13 16:05 ` Mark Haverkamp
2004-07-13 16:49 ` Daniel McNeil
2004-07-13 16:49 ` Daniel McNeil
2004-07-14 18:36 ` [PATCH] mmap PROT_NONE fix (was Re: serious performance regression Daniel McNeil
2004-07-14 18:36 ` [PATCH] mmap PROT_NONE fix (was Re: serious performance regression due to NX patch) Daniel McNeil
2004-07-17 0:06 ` serious performance regression due to NX patch David Mosberger
2004-07-17 0:06 ` David Mosberger
2004-07-17 1:39 ` Linus Torvalds
2004-07-17 1:39 ` Linus Torvalds
2004-07-17 4:37 ` David Mosberger
2004-07-17 4:37 ` David Mosberger
2004-07-13 3:58 ` Ingo Molnar
2004-07-13 3:58 ` Ingo Molnar
2004-07-17 0:35 ` David Mosberger
2004-07-17 0:35 ` David Mosberger
[not found] <2giKE-67F-1@gated-at.bofh.it>
[not found] ` <2gIc8-6pd-29@gated-at.bofh.it>
[not found] ` <2gJ8a-72b-11@gated-at.bofh.it>
[not found] ` <2gJhY-776-21@gated-at.bofh.it>
2004-07-11 10:09 ` Andi Kleen
2004-07-11 11:56 ` Ingo Molnar
2004-07-11 12:43 ` Andi Kleen
[not found] ` <2gJrv-7kp-5@gated-at.bofh.it>
[not found] ` <2gLD2-qn-3@gated-at.bofh.it>
2004-07-11 13:38 ` Andi Kleen
2004-07-11 14:04 ` Matthew Wilcox
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