From: Catalin Marinas <catalin.marinas@arm.com>
To: Kefeng Wang <wangkefeng.wang@huawei.com>
Cc: Russell King <linux@armlinux.org.uk>,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, Will Deacon <will@kernel.org>,
Ard Biesheuvel <ardb@kernel.org>,
linux-efi@vger.kernel.org
Subject: Re: [PATCH v2] efi/arm: dump UEFI runtime page tables for ARM
Date: Wed, 12 Oct 2022 10:09:33 +0100 [thread overview]
Message-ID: <Y0aETVf+ejtqluku@arm.com> (raw)
In-Reply-To: <20220930101024.118394-1-wangkefeng.wang@huawei.com>
On Fri, Sep 30, 2022 at 06:10:24PM +0800, Kefeng Wang wrote:
> UEFI runtime page tables dump only for ARM64 at present,
> but ARM support EFI and ARM_PTDUMP_DEBUGFS now. Since
> ARM could potentially execute with a 1G/3G user/kernel
> split, choosing 1G as the upper limit for UEFI runtime
> end, with this, we could enable UEFI runtime page tables.
>
> Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Since this is not an update for arm64, I presume it will go in via
either the EFI or the arm32 tree.
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
WARNING: multiple messages have this Message-ID (diff)
From: Catalin Marinas <catalin.marinas@arm.com>
To: Kefeng Wang <wangkefeng.wang@huawei.com>
Cc: Russell King <linux@armlinux.org.uk>,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, Will Deacon <will@kernel.org>,
Ard Biesheuvel <ardb@kernel.org>,
linux-efi@vger.kernel.org
Subject: Re: [PATCH v2] efi/arm: dump UEFI runtime page tables for ARM
Date: Wed, 12 Oct 2022 10:09:33 +0100 [thread overview]
Message-ID: <Y0aETVf+ejtqluku@arm.com> (raw)
In-Reply-To: <20220930101024.118394-1-wangkefeng.wang@huawei.com>
On Fri, Sep 30, 2022 at 06:10:24PM +0800, Kefeng Wang wrote:
> UEFI runtime page tables dump only for ARM64 at present,
> but ARM support EFI and ARM_PTDUMP_DEBUGFS now. Since
> ARM could potentially execute with a 1G/3G user/kernel
> split, choosing 1G as the upper limit for UEFI runtime
> end, with this, we could enable UEFI runtime page tables.
>
> Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Since this is not an update for arm64, I presume it will go in via
either the EFI or the arm32 tree.
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
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next prev parent reply other threads:[~2022-10-12 9:09 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-30 10:10 [PATCH v2] efi/arm: dump UEFI runtime page tables for ARM Kefeng Wang
2022-09-30 10:10 ` Kefeng Wang
2022-10-08 6:37 ` Kefeng Wang
2022-10-08 6:37 ` Kefeng Wang
2022-10-10 9:47 ` Ard Biesheuvel
2022-10-10 9:47 ` Ard Biesheuvel
2022-10-10 10:24 ` Kefeng Wang
2022-10-10 10:24 ` Kefeng Wang
2022-10-12 9:09 ` Catalin Marinas [this message]
2022-10-12 9:09 ` Catalin Marinas
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