From: Yisheng Xie <xieyisheng1@huawei.com>
To: Matt Fleming <matt@codeblueprint.co.uk>
Cc: Will Deacon <will.deacon@arm.com>, <mingo@kernel.org>,
<guohanjun@huawei.com>, <mark.rutland@arm.com>,
<catalin.marinas@arm.com>, <linux-kernel@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-efi@vger.kernel.org>, <ard.biesheuvel@linaro.org>
Subject: Re: [PATCH] arm64/efi: efi_init error handling fix
Date: Mon, 19 Sep 2016 20:29:39 +0800 [thread overview]
Message-ID: <59201151-2fb3-2dd2-503e-d8e30fa0a77c@huawei.com> (raw)
In-Reply-To: <20160913111804.GG3872@codeblueprint.co.uk>
On 2016/9/13 19:18, Matt Fleming wrote:
> On Wed, 07 Sep, at 07:15:48PM, Yisheng Xie wrote:
>>
>>
>> On 2016/9/5 21:57, Matt Fleming wrote:
>>> On Fri, 02 Sep, at 11:26:18AM, Will Deacon wrote:
>>>> On Fri, Sep 02, 2016 at 06:18:39PM +0800, Xie Yisheng wrote:
>>>>> From: Yisheng Xie <xieyisheng1@huawei.com>
>>>>>
>>>
>>> This should be a call to efi_memmap_unmap() because the EFI_MEMMAP
>>> flag also needs clearing.
>>>
>> Hi Matt,
>> Thanks for your reply.
>> You mean call the function efi_unmap_memmap() like x86?
>>
>> however, it seems no need to clear EFI_MEMMAP here. For arm*, the flag
>> EFI_MEMMAP is set in function reserve_regions(), which is called
>> only when uefi_init() return 0:
>>
>> efi_init()
>> -> reserve_regions()
>> -> set_bit(EFI_MEMMAP, &efi.flags);
>
> This patch should be against the 'next' branch here,
>
> https://git.kernel.org/cgit/linux/kernel/git/mfleming/efi.git/log/?h=next
>
> My comments were made with that branch in mind.
>
Hi Matt,
Sorry for my misunderstanding, I will try to rebase to next branch.
Thanks.
Yisheng Xie.
> .
>
prev parent reply other threads:[~2016-09-19 12:31 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-02 10:18 Xie Yisheng
2016-09-02 10:26 ` Will Deacon
2016-09-05 11:11 ` Yisheng Xie
2016-09-05 13:57 ` Matt Fleming
2016-09-07 11:15 ` Yisheng Xie
2016-09-13 11:18 ` Matt Fleming
2016-09-19 12:29 ` Yisheng Xie [this message]
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