From: Huang Rui <ray.huang@amd.com>
To: Joerg Roedel <joro@8bytes.org>
Cc: "iommu@lists.linux-foundation.org"
<iommu@lists.linux-foundation.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"Suthikulpanit, Suravee" <Suravee.Suthikulpanit@amd.com>,
"Deucher, Alexander" <Alexander.Deucher@amd.com>,
"Du, Xiaojian" <Xiaojian.Du@amd.com>,
David Woodhouse <dwmw2@infradead.org>,
Joerg Roedel <jroedel@suse.de>
Subject: Re: [PATCH 0/3] iommu/amd: Fix booting with amd_iommu=off
Date: Wed, 17 Mar 2021 18:48:50 +0800 [thread overview]
Message-ID: <20210317104850.GB2508995@hr-amd> (raw)
In-Reply-To: <20210317091037.31374-1-joro@8bytes.org>
On Wed, Mar 17, 2021 at 05:10:34PM +0800, Joerg Roedel wrote:
> From: Joerg Roedel <jroedel@suse.de>
>
> Hi,
>
> it turned out that booting a kernel with amd_iommu=off on a machine
> that has an AMD IOMMU causes an early kernel crash. There are two
> reasons for this, and fixing one of them is already sufficient, but
> both reasons deserve fixing, which is done in this patch-set.
>
> Regards,
>
> Joerg
>
> Joerg Roedel (3):
> iommu/amd: Move Stoney Ridge check to detect_ivrs()
> iommu/amd: Don't call early_amd_iommu_init() when AMD IOMMU is
> disabled
> iommu/amd: Keep track of amd_iommu_irq_remap state
Series are Acked-by: Huang Rui <ray.huang@amd.com>
>
> drivers/iommu/amd/init.c | 36 ++++++++++++++++++++----------------
> 1 file changed, 20 insertions(+), 16 deletions(-)
>
> --
> 2.30.2
>
WARNING: multiple messages have this Message-ID (diff)
From: Huang Rui <ray.huang@amd.com>
To: Joerg Roedel <joro@8bytes.org>
Cc: Joerg Roedel <jroedel@suse.de>,
"Du, Xiaojian" <Xiaojian.Du@amd.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"iommu@lists.linux-foundation.org"
<iommu@lists.linux-foundation.org>,
"Deucher, Alexander" <Alexander.Deucher@amd.com>,
David Woodhouse <dwmw2@infradead.org>
Subject: Re: [PATCH 0/3] iommu/amd: Fix booting with amd_iommu=off
Date: Wed, 17 Mar 2021 18:48:50 +0800 [thread overview]
Message-ID: <20210317104850.GB2508995@hr-amd> (raw)
In-Reply-To: <20210317091037.31374-1-joro@8bytes.org>
On Wed, Mar 17, 2021 at 05:10:34PM +0800, Joerg Roedel wrote:
> From: Joerg Roedel <jroedel@suse.de>
>
> Hi,
>
> it turned out that booting a kernel with amd_iommu=off on a machine
> that has an AMD IOMMU causes an early kernel crash. There are two
> reasons for this, and fixing one of them is already sufficient, but
> both reasons deserve fixing, which is done in this patch-set.
>
> Regards,
>
> Joerg
>
> Joerg Roedel (3):
> iommu/amd: Move Stoney Ridge check to detect_ivrs()
> iommu/amd: Don't call early_amd_iommu_init() when AMD IOMMU is
> disabled
> iommu/amd: Keep track of amd_iommu_irq_remap state
Series are Acked-by: Huang Rui <ray.huang@amd.com>
>
> drivers/iommu/amd/init.c | 36 ++++++++++++++++++++----------------
> 1 file changed, 20 insertions(+), 16 deletions(-)
>
> --
> 2.30.2
>
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next prev parent reply other threads:[~2021-03-17 10:50 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-17 9:10 [PATCH 0/3] iommu/amd: Fix booting with amd_iommu=off Joerg Roedel
2021-03-17 9:10 ` Joerg Roedel
2021-03-17 9:10 ` [PATCH 1/3] iommu/amd: Move Stoney Ridge check to detect_ivrs() Joerg Roedel
2021-03-17 9:10 ` Joerg Roedel
2021-03-17 9:10 ` [PATCH 2/3] iommu/amd: Don't call early_amd_iommu_init() when AMD IOMMU is disabled Joerg Roedel
2021-03-17 9:10 ` Joerg Roedel
2021-03-17 11:47 ` David Woodhouse
2021-03-17 11:47 ` David Woodhouse
2021-03-17 13:32 ` Joerg Roedel
2021-03-17 13:32 ` Joerg Roedel
2021-03-17 13:37 ` David Woodhouse
2021-03-17 13:37 ` David Woodhouse
2021-03-17 14:24 ` Joerg Roedel
2021-03-17 14:24 ` Joerg Roedel
2021-03-17 9:10 ` [PATCH 3/3] iommu/amd: Keep track of amd_iommu_irq_remap state Joerg Roedel
2021-03-17 9:10 ` Joerg Roedel
2021-03-17 10:48 ` Huang Rui [this message]
2021-03-17 10:48 ` [PATCH 0/3] iommu/amd: Fix booting with amd_iommu=off Huang Rui
2021-03-18 9:47 ` Joerg Roedel
2021-03-18 9:47 ` Joerg Roedel
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