From: David Vrabel <david.vrabel@citrix.com>
To: David Vrabel <david.vrabel@citrix.com>
Cc: "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
"x86@kernel.org" <x86@kernel.org>,
"H. Peter Anvin" <hpa@zytor.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 3/4] x86: add desc_equal() to compare GDT descriptors
Date: Tue, 17 Jul 2012 16:22:01 +0100 [thread overview]
Message-ID: <50058319.2030502@citrix.com> (raw)
In-Reply-To: <1341830348-15529-4-git-send-email-david.vrabel@citrix.com>
On 09/07/12 11:39, David Vrabel wrote:
> From: David Vrabel <david.vrabel@citrix.com>
>
> Signed-off-by: David Vrabel <david.vrabel@citrix.com>
ping? Can we get an x86 an x86 maintainer for this patch, please?
David
> ---
> arch/x86/include/asm/desc.h | 6 ++++++
> 1 files changed, 6 insertions(+), 0 deletions(-)
>
> diff --git a/arch/x86/include/asm/desc.h b/arch/x86/include/asm/desc.h
> index 8bf1c06..d26f059 100644
> --- a/arch/x86/include/asm/desc.h
> +++ b/arch/x86/include/asm/desc.h
> @@ -85,6 +85,12 @@ static inline int desc_empty(const void *ptr)
> return !(desc[0] | desc[1]);
> }
>
> +static inline bool desc_equal(const struct desc_struct *d1,
> + const struct desc_struct *d2)
> +{
> + return d1->a == d2->a && d1->b == d2->b;
> +}
> +
> #ifdef CONFIG_PARAVIRT
> #include <asm/paravirt.h>
> #else
next prev parent reply other threads:[~2012-07-17 15:22 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-09 10:39 [PATCH 0/4] x86/xen: page fault and context switch performance (v2) David Vrabel
2012-07-09 10:39 ` [PATCH 1/4] xen/mm: do direct hypercall in xen_set_pte() if batching is unavailable David Vrabel
2012-07-09 10:39 ` [PATCH 2/4] xen/mm: zero PTEs for non-present MFNs in the initial page table David Vrabel
2012-07-09 10:39 ` [PATCH 3/4] x86: add desc_equal() to compare GDT descriptors David Vrabel
2012-07-11 19:21 ` Konrad Rzeszutek Wilk
2012-07-17 15:22 ` David Vrabel [this message]
2012-07-17 15:57 ` H. Peter Anvin
2012-07-09 10:39 ` [PATCH 4/4] x86/xen: avoid updating TLS descriptors if they haven't changed David Vrabel
2012-07-09 14:38 ` [Xen-devel] [PATCH 0/4] x86/xen: page fault and context switch performance (v2) Ian Campbell
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