linux-kernel - Re: [Xen-devel] [GIT PULL] x86: paravirt

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Date:	Mon, 11 May 2009 17:25:29 -0700
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	Ingo Molnar <mingo@...e.hu>
CC:	Xen-devel <xen-devel@...ts.xensource.com>,
	the arch/x86 maintainers <x86@...nel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [Xen-devel] [GIT PULL] x86: paravirt_ops updates

Jeremy Fitzhardinge wrote:
> Hi Ingo,
>
> This series has a some changes to x86 paravirt_ops:
>   

Ping?  Did you overlook these changes, or have you just not had a chance 
to look at them?

Thanks,
    J

> x86/paravirt: split paravirt definitions into paravirt_types.h
>
>   Move all the type-like definitions into asm/paravirt_types.h
>
> x86: split out core __math_state_restore
>
>   Split out the core of math_state_restore() into __math_state_restore(),
>   which just does what's needed for a context switch (ie, assumes
>   TS is already clear, and that the fpu context exists).
>
> x86-32: make sure clts is batched during context switch
> x86-64: move unlazy_fpu() into lazy cpu state part of context switch
> x86-64: move clts into batch cpu state updates when preloading fpu
>
>   Make sure the TS state updates during context switch are performed in
>   the lazy CPU update region so that they can be batched when running
>   paravirtualized.
>
> The following changes since commit 9ce5424d75e56891905b77d1589924765e62059a:
>   Ingo Molnar (1):
>         Merge branch 'x86/urgent'
>
> are available in the git repository at:
>
>   git://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen.git x86/paravirt
>
> Jeremy Fitzhardinge (5):
>       x86/paravirt: split paravirt definitions into paravirt_types.h
>       x86: split out core __math_state_restore
>       x86-32: make sure clts is batched during context switch
>       x86-64: move unlazy_fpu() into lazy cpu state part of context switch
>       x86-64: move clts into batch cpu state updates when preloading fpu
>
>  arch/x86/include/asm/i387.h           |    1 +
>  arch/x86/include/asm/paravirt.h       |  711 +--------------------------------
>  arch/x86/include/asm/paravirt_types.h |  720 +++++++++++++++++++++++++++++++++
>  arch/x86/kernel/process_32.c          |   27 +-
>  arch/x86/kernel/process_64.c          |   34 +-
>  arch/x86/kernel/traps.c               |   33 +-
>  6 files changed, 783 insertions(+), 743 deletions(-)
>  create mode 100644 arch/x86/include/asm/paravirt_types.h
>
> Thanks,
> 	J
>
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@...ts.xensource.com
> http://lists.xensource.com/xen-devel
>   

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