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From: Jeremy Fitzhardinge <jeremy@goop.org>
To: Ingo Molnar <mingo@elte.hu>
Cc: Zachary Amsden <zach@vmware.com>,
	xen-devel@lists.xensource.com, virtualization@lists.osdl.org,
	Rusty Russell <rusty@rustcorp.com.au>,
	linux-kernel@vger.kernel.org, Chris Wright <chrisw@sous-sol.org>,
	Andi Kleen <ak@muc.de>, Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [patch 04/26] Xen-paravirt_ops: Add pagetable accessors to pack and unpack pagetable entries
Date: Wed, 28 Feb 2007 12:12:37 -0800	[thread overview]
Message-ID: <45E5E235.60707@goop.org> (raw)
In-Reply-To: <20070228083203.GB8866@elte.hu>

Ingo Molnar wrote:
>> Yes, but it happens after asm/paravirt.h has already included some 
>> things, and it ends up causing problems.  paravirt.h still defines 
>> various stub functions in the !CONFIG_PARAVIRT case, so it needs to do 
>> the includes either way.
>>     
>
> hm, it then needs to be fixed first, instead of adding to the mess.
>   

OK, I've fixed this by hoisting all the native_* implementations into
pgtable.h.  In the !PARAVIRT case the normal macros directly use the
native_* functions, and in the PARAVIRT case they're used by the native
paravirt_ops.  This has the nice property of avoiding this specific
problem, and also generally removes code duplication.

    J

  reply	other threads:[~2007-02-28 20:12 UTC|newest]

Thread overview: 49+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-02-27  8:13 [patch 00/26] Xen-paravirt_ops: Xen guest implementation for paravirt_ops interface Jeremy Fitzhardinge
2007-02-27  8:13 ` [patch 01/26] Xen-paravirt_ops: Fix typo in sync_constant_test_bit()s name Jeremy Fitzhardinge
2007-02-27  8:13 ` [patch 02/26] Xen-paravirt_ops: ignore vgacon if hardware not present Jeremy Fitzhardinge
2007-02-27  8:13 ` [patch 03/26] Xen-paravirt_ops: use paravirt_nop to consistently mark no-op operations Jeremy Fitzhardinge
2007-02-27  8:13 ` [patch 04/26] Xen-paravirt_ops: Add pagetable accessors to pack and unpack pagetable entries Jeremy Fitzhardinge
2007-02-27 10:08   ` Ingo Molnar
2007-02-27 18:52     ` Jeremy Fitzhardinge
2007-02-28  8:32       ` Ingo Molnar
2007-02-28 20:12         ` Jeremy Fitzhardinge [this message]
2007-02-28 21:02         ` Rusty Russell
2007-02-27  8:13 ` [patch 05/26] Xen-paravirt_ops: paravirt_ops: hooks to set up initial pagetable Jeremy Fitzhardinge
2007-02-27 10:09   ` Ingo Molnar
2007-02-27 18:53     ` Jeremy Fitzhardinge
2007-02-27  8:13 ` [patch 06/26] Xen-paravirt_ops: paravirt_ops: allocate a fixmap slot Jeremy Fitzhardinge
2007-02-27 10:11   ` Ingo Molnar
2007-02-27 18:55     ` Jeremy Fitzhardinge
2007-02-28  0:49       ` Jeremy Fitzhardinge
2007-02-28  8:30         ` Ingo Molnar
2007-02-28 20:09           ` Jeremy Fitzhardinge
2007-02-27  8:13 ` [patch 07/26] Xen-paravirt_ops: Allow paravirt backend to choose kernel PMD sharing Jeremy Fitzhardinge
2007-02-27  8:13 ` [patch 08/26] Xen-paravirt_ops: add hooks to intercept mm creation and destruction Jeremy Fitzhardinge
2007-02-27  8:13 ` [patch 09/26] Xen-paravirt_ops: remove HAVE_ARCH_MM_LIFETIME, define no-op architecture implementations Jeremy Fitzhardinge
2007-02-27 15:15   ` James Bottomley
2007-02-27 17:21     ` Jeremy Fitzhardinge
2007-02-27 17:35       ` James Bottomley
2007-02-27 17:56         ` Jeremy Fitzhardinge
2007-02-27 18:04           ` James Bottomley
2007-02-27 18:48             ` Jeremy Fitzhardinge
2007-02-27 18:53               ` James Bottomley
2007-02-27  8:13 ` [patch 10/26] Xen-paravirt_ops: rename struct paravirt_patch to paravirt_patch_site for clarity Jeremy Fitzhardinge
2007-02-27  8:13 ` [patch 11/26] Xen-paravirt_ops: Use patch site IDs computed from offset in paravirt_ops structure Jeremy Fitzhardinge
2007-02-27  8:13 ` [patch 12/26] Xen-paravirt_ops: Fix patch site clobbers to include return register Jeremy Fitzhardinge
2007-02-27  8:13 ` [patch 13/26] Xen-paravirt_ops: Consistently wrap paravirt ops callsites to make them patchable Jeremy Fitzhardinge
2007-02-27  8:13 ` [patch 14/26] Xen-paravirt_ops: add common patching machinery Jeremy Fitzhardinge
2007-02-27  8:13 ` [patch 15/26] Xen-paravirt_ops: Add apply_to_page_range() which applies a function to a pte range Jeremy Fitzhardinge
2007-02-27  8:13 ` [patch 16/26] Xen-paravirt_ops: Allocate and free vmalloc areas Jeremy Fitzhardinge
2007-02-27  8:13 ` [patch 17/26] Xen-paravirt_ops: Add nosegneg capability to the vsyscall page notes Jeremy Fitzhardinge
2007-02-27  8:13 ` [patch 18/26] Xen-paravirt_ops: Add XEN config options Jeremy Fitzhardinge
2007-02-27  8:13 ` [patch 19/26] Xen-paravirt_ops: Add Xen interface header files Jeremy Fitzhardinge
2007-02-27  8:13 ` [patch 20/26] Xen-paravirt_ops: Core Xen implementation Jeremy Fitzhardinge
2007-02-27  8:13 ` [patch 21/26] Xen-paravirt_ops: Use the hvc console infrastructure for Xen console Jeremy Fitzhardinge
2007-02-27  8:13 ` [patch 22/26] Xen-paravirt_ops: Add early printk support via hvc console Jeremy Fitzhardinge
2007-02-27  8:14 ` [patch 23/26] Xen-paravirt_ops: Add Xen grant table support Jeremy Fitzhardinge
2007-02-27  8:14 ` [patch 24/26] Xen-paravirt_ops: Add the Xenbus sysfs and virtual device hotplug driver Jeremy Fitzhardinge
2007-02-27  8:14 ` [patch 25/26] Xen-paravirt_ops: Add Xen virtual block device driver Jeremy Fitzhardinge
2007-02-27  8:14 ` [patch 26/26] Xen-paravirt_ops: Add the Xen virtual network " Jeremy Fitzhardinge
  -- strict thread matches above, loose matches on Subject: below --
2007-03-01 23:24 [patch 00/26] Xen-paravirt_ops: Xen guest implementation for paravirt_ops interface Jeremy Fitzhardinge
2007-03-01 23:24 ` [patch 04/26] Xen-paravirt_ops: Add pagetable accessors to pack and unpack pagetable entries Jeremy Fitzhardinge
2007-03-16  9:38   ` Ingo Molnar
2007-03-16 18:42     ` Jeremy Fitzhardinge

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