From: Ingo Molnar <mingo@kernel.org>
To: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: mingo@elte.hu, suresh.b.siddha@intel.com, jwboyer@redhat.com,
linux-kernel@vger.kernel.org, hpa@zytor.com, yinghai@kernel.org,
Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Subject: Re: [PATCH 1/3] x86: add io_apic_ops to allow interception
Date: Wed, 28 Mar 2012 11:23:58 +0200 [thread overview]
Message-ID: <20120328092358.GD22885@gmail.com> (raw)
In-Reply-To: <1332385090-18056-2-git-send-email-konrad.wilk@oracle.com>
* Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> wrote:
> From: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
>
> Xen dom0 needs to paravirtualize IO operations to the IO APIC, so add
> a io_apic_ops for it to intercept. Do this as ops structure because
> there's at least some chance that another paravirtualized environment
> may want to intercept these.
>
> [ Impact: indirect IO APIC access via io_apic_ops ]
>
> Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
> Acked-by: Suresh Siddha <suresh.b.siddha@intel.com>
> ---
> arch/x86/include/asm/io_apic.h | 9 +++++++
> arch/x86/kernel/apic/io_apic.c | 50 +++++++++++++++++++++++++++++++++++++--
> 2 files changed, 56 insertions(+), 3 deletions(-)
Ok, I have applied a cleaned up version of this patch.
The followup patch does not apply anymore - please merge it and
resubmit.
Thanks,
Ingo
next prev parent reply other threads:[~2012-03-28 9:24 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-25 0:04 3.2.1 Unable to reset IRR messages on boot Josh Boyer
2012-01-25 1:24 ` Suresh Siddha
2012-01-25 13:49 ` Josh Boyer
2012-01-25 22:04 ` Suresh Siddha
2012-01-25 23:15 ` Josh Boyer
2012-01-31 14:26 ` Josh Boyer
2012-02-01 8:00 ` Suresh Siddha
2012-03-12 13:24 ` Josh Boyer
2012-03-12 18:36 ` Suresh Siddha
2012-03-13 9:40 ` [tip:x86/urgent] x86/ioapic: Add register level checks to detect bogus io-apic entries tip-bot for Suresh Siddha
2012-03-19 13:30 ` 3.2.1 Unable to reset IRR messages on boot Josh Boyer
2012-03-19 19:38 ` Konrad Rzeszutek Wilk
2012-03-20 9:40 ` Konrad Rzeszutek Wilk
2012-03-20 9:59 ` Ingo Molnar
2012-03-20 17:54 ` Konrad Rzeszutek Wilk
2012-03-20 18:12 ` Suresh Siddha
2012-03-20 18:58 ` Konrad Rzeszutek Wilk
2012-03-20 20:05 ` Suresh Siddha
2012-03-20 20:25 ` Konrad Rzeszutek Wilk
2012-03-20 20:41 ` Suresh Siddha
2012-03-20 20:48 ` Konrad Rzeszutek Wilk
2012-03-21 0:12 ` Konrad Rzeszutek Wilk
2012-03-21 0:12 ` [PATCH 1/3] x86: add io_apic_ops to allow interception Konrad Rzeszutek Wilk
2012-03-21 0:12 ` [PATCH 2/3] x86/apic_ops: Replace apic_ops with x86_apic_ops Konrad Rzeszutek Wilk
2012-03-21 2:31 ` Yinghai Lu
2012-03-21 16:22 ` Konrad Rzeszutek Wilk
2012-03-21 0:12 ` [PATCH 3/3] xen/x86: Implement x86_apic_ops Konrad Rzeszutek Wilk
2012-03-21 1:31 ` Suresh Siddha
2012-03-21 16:41 ` Konrad Rzeszutek Wilk
2012-03-21 19:01 ` Suresh Siddha
2012-03-21 1:42 ` 3.2.1 Unable to reset IRR messages on boot Suresh Siddha
2012-03-22 2:58 ` 3.2.1 Unable to reset IRR messages on boot. [BZ#804347] Konrad Rzeszutek Wilk
2012-03-22 2:58 ` [PATCH 1/3] x86: add io_apic_ops to allow interception Konrad Rzeszutek Wilk
2012-03-28 9:23 ` Ingo Molnar [this message]
2012-03-28 17:37 ` Konrad Rzeszutek Wilk
2012-03-28 17:37 ` [PATCH 1/2] x86/apic: Replace io_apic_ops with x86_io_apic_ops Konrad Rzeszutek Wilk
2012-03-28 17:37 ` [PATCH 2/2] xen/x86: Implement x86_apic_ops Konrad Rzeszutek Wilk
2012-04-11 4:49 ` Lin Ming
2012-04-16 15:47 ` Konrad Rzeszutek Wilk
2012-04-17 0:52 ` Zhang, Xiantao
2012-04-18 21:03 ` Konrad Rzeszutek Wilk
2012-04-20 9:33 ` Lin Ming
2012-03-28 9:32 ` [tip:x86/urgent] x86/ioapic: Add io_apic_ops driver layer to allow interception tip-bot for Jeremy Fitzhardinge
2012-03-22 2:58 ` [PATCH 2/3] x86/apic_ops: Replace apic_ops with x86_apic_ops Konrad Rzeszutek Wilk
2012-03-23 12:24 ` Ingo Molnar
2012-03-26 14:44 ` Konrad Rzeszutek Wilk
2012-03-22 2:58 ` [PATCH 3/3] xen/x86: Implement x86_apic_ops Konrad Rzeszutek Wilk
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