Re: [PATCH v9 3/8] x86/boot: Add efi_get_rsdp_addr() to dig out RSDP from EFI table

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From: Chao Fan <fanc.fnst@cn.fujitsu.com>
To: Baoquan He <bhe@redhat.com>
Cc: linux-kernel@vger.kernel.org, x86@kernel.org,
	linux-efi@vger.kernel.org, linux-acpi@vger.kernel.org,
	bp@alien8.de, tglx@linutronix.de, mingo@redhat.com,
	hpa@zytor.com, keescook@chromium.org, msys.mizuma@gmail.com,
	indou.takao@jp.fujitsu.com, caoj.fnst@cn.fujitsu.com
Subject: Re: [PATCH v9 3/8] x86/boot: Add efi_get_rsdp_addr() to dig out RSDP from EFI table
Date: Thu, 18 Oct 2018 14:10:20 +0800	[thread overview]
Message-ID: <20181018061020.GI12871@localhost.localdomain> (raw)
In-Reply-To: <20181018055644.GG1885@192.168.1.4>

On Thu, Oct 18, 2018 at 01:56:44PM +0800, Baoquan He wrote:
>On 10/18/18 at 01:54pm, Chao Fan wrote:
>> On Thu, Oct 18, 2018 at 12:35:39PM +0800, Baoquan He wrote:
>> >On 10/17/18 at 06:20pm, Chao Fan wrote:
>> >> There is a bug that kaslr may randomly choose some positions
>> >> which are located in movable memory regions. This will break memory
>> >> hotplug feature and make the movable memory chosen by KASLR can't be
>> >> removed. So dig SRAT table from ACPI tables to get memory information.
>> >
>> >This patch is only adding a function efi_get_rsdp_addr() which will be
>> >used in later patch. Do we need to describe bug here?
>> 
>> Yes, it's the first mail of this serial, so I add more log.
>
>patch 3/8?

Since 1/8 and 2/8 are two functions introduced.
I will consider more about the log.

Thanks,
Chao Fan

>
>
>

WARNING: multiple messages have this Message-ID (diff)

From: Chao Fan <fanc.fnst@cn.fujitsu.com>
To: Baoquan He <bhe@redhat.com>
Cc: <linux-kernel@vger.kernel.org>, <x86@kernel.org>,
	<linux-efi@vger.kernel.org>, <linux-acpi@vger.kernel.org>,
	<bp@alien8.de>, <tglx@linutronix.de>, <mingo@redhat.com>,
	<hpa@zytor.com>, <keescook@chromium.org>, <msys.mizuma@gmail.com>,
	<indou.takao@jp.fujitsu.com>, <caoj.fnst@cn.fujitsu.com>
Subject: Re: [PATCH v9 3/8] x86/boot: Add efi_get_rsdp_addr() to dig out RSDP from EFI table
Date: Thu, 18 Oct 2018 14:10:20 +0800	[thread overview]
Message-ID: <20181018061020.GI12871@localhost.localdomain> (raw)
In-Reply-To: <20181018055644.GG1885@192.168.1.4>

On Thu, Oct 18, 2018 at 01:56:44PM +0800, Baoquan He wrote:
>On 10/18/18 at 01:54pm, Chao Fan wrote:
>> On Thu, Oct 18, 2018 at 12:35:39PM +0800, Baoquan He wrote:
>> >On 10/17/18 at 06:20pm, Chao Fan wrote:
>> >> There is a bug that kaslr may randomly choose some positions
>> >> which are located in movable memory regions. This will break memory
>> >> hotplug feature and make the movable memory chosen by KASLR can't be
>> >> removed. So dig SRAT table from ACPI tables to get memory information.
>> >
>> >This patch is only adding a function efi_get_rsdp_addr() which will be
>> >used in later patch. Do we need to describe bug here?
>> 
>> Yes, it's the first mail of this serial, so I add more log.
>
>patch 3/8?

Since 1/8 and 2/8 are two functions introduced.
I will consider more about the log.

Thanks,
Chao Fan

>
>
>

next prev parent reply	other threads:[~2018-10-18  6:10 UTC|newest]

Thread overview: 56+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-10-17 10:20 [PATCH v9 0/8] x86/boot/KASLR: Parse ACPI table and limit kaslr in immovable memory Chao Fan
2018-10-17 10:20 ` Chao Fan
2018-10-17 10:20 ` [PATCH v9 1/8] x86/boot: Introduce cmdline_find_option_arg()to detect if option=arg in cmdline Chao Fan
2018-10-17 10:20   ` Chao Fan
2018-10-18  4:01   ` Baoquan He
2018-10-18  6:15     ` Chao Fan
2018-10-18  6:15       ` Chao Fan
2018-10-17 10:20 ` [PATCH v9 2/8] x86/boot: Copy kstrtoull() to compressed period Chao Fan
2018-10-17 10:20   ` Chao Fan
2018-10-18  4:03   ` Baoquan He
2018-10-18  5:51     ` Chao Fan
2018-10-18  5:51       ` Chao Fan
2018-10-18  6:01       ` Baoquan He
2018-10-18  6:08         ` Chao Fan
2018-10-18  6:08           ` Chao Fan
2018-10-17 10:20 ` [PATCH v9 3/8] x86/boot: Add efi_get_rsdp_addr() to dig out RSDP from EFI table Chao Fan
2018-10-17 10:20   ` Chao Fan
2018-10-18  4:35   ` Baoquan He
2018-10-18  5:54     ` Chao Fan
2018-10-18  5:54       ` Chao Fan
2018-10-18  5:56       ` Baoquan He
2018-10-18  6:10         ` Chao Fan [this message]
2018-10-18  6:10           ` Chao Fan
2018-10-17 10:20 ` [PATCH v9 4/8] x86/boot: Add bios_get_rsdp_addr() to search RSDP in memory Chao Fan
2018-10-17 10:20   ` Chao Fan
2018-10-17 10:20 ` [PATCH v9 5/8] x86/boot: Add get_acpi_rsdp() to parse RSDP in cmdlien from kexec Chao Fan
2018-10-17 10:20   ` Chao Fan
2018-10-21  2:26   ` Baoquan He
2018-10-22  5:30     ` Fan, Chao
2018-10-22  6:06       ` Baoquan He
2018-10-22  7:30         ` Chao Fan
2018-10-22  7:30           ` Chao Fan
2018-10-22  7:36           ` Baoquan He
2018-10-17 10:20 ` [PATCH v9 6/8] x86/boot: Dig out SRAT table from RSDP and find immovable memory Chao Fan
2018-10-17 10:20   ` Chao Fan
2018-10-18  6:12   ` Chao Fan
2018-10-18  6:12     ` Chao Fan
2018-10-21  2:34   ` Baoquan He
2018-10-22  5:29     ` Fan, Chao
2018-10-22  6:08       ` Baoquan He
2018-10-17 10:20 ` [PATCH v9 7/8] x86/boot/KASLR: Walk srat tables to filter " Chao Fan
2018-10-17 10:20   ` Chao Fan
2018-10-18  4:23   ` Baoquan He
2018-10-18  5:56     ` Chao Fan
2018-10-18  5:56       ` Chao Fan
2018-10-17 10:20 ` [PATCH v9 8/8] x86/boot/KASLR: Limit kaslr to choosing the " Chao Fan
2018-10-17 10:20   ` Chao Fan
2018-10-18  4:21   ` Baoquan He
2018-10-22 10:13     ` Chao Fan
2018-10-22 10:13       ` Chao Fan
2018-10-22 10:24       ` Baoquan He
2018-10-22 10:49         ` Chao Fan
2018-10-22 10:49           ` Chao Fan
2018-10-18  3:59 ` [PATCH v9 0/8] x86/boot/KASLR: Parse ACPI table and limit kaslr in " Baoquan He
2018-10-18  5:48   ` Chao Fan
2018-10-18  5:48     ` Chao Fan

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