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From: Junichi Nomura <j-nomura@ce.jp.nec.com>
To: Chao Fan <fanc.fnst@cn.fujitsu.com>
Cc: Borislav Petkov <bp@alien8.de>, "bhe@redhat.com" <bhe@redhat.com>,
	"Dave Young" <dyoung@redhat.com>,
	"kasong@redhat.com" <kasong@redhat.com>,
	"x86@kernel.org" <x86@kernel.org>,
	"kexec@lists.infradead.org" <kexec@lists.infradead.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2] x86/boot: Use EFI setup data if provided
Date: Fri, 29 Mar 2019 09:56:53 +0000	[thread overview]
Message-ID: <71880195-70ae-13e9-08c6-364c157c9ab1@ce.jp.nec.com> (raw)
In-Reply-To: <20190329094409.GM4234@localhost.localdomain>

On 3/29/19 6:44 PM, Chao Fan wrote:
> But in my qemu guest, they are different and the address of ACPI20 is
> higher than ACPI 1.0:
> [root@localhost ~]# cat /sys/firmware/efi/systab
> ACPI20=0xbfbfa014
> ACPI=0xbfbfa000
> SMBIOS=0xbfbcc000
> 
> In this condition, ACPI 1.0 comes before ACPI 2.0. So I suggested you
> to keep this logical.

Thank you for the information. The proposed patch keeps the logic
and should work fine on that case as well.

-- 
Jun'ichi Nomura, NEC Corporation / NEC Solution Innovators, Ltd.

WARNING: multiple messages have this Message-ID (diff)
From: Junichi Nomura <j-nomura@ce.jp.nec.com>
To: Chao Fan <fanc.fnst@cn.fujitsu.com>
Cc: "kasong@redhat.com" <kasong@redhat.com>,
	"bhe@redhat.com" <bhe@redhat.com>,
	"x86@kernel.org" <x86@kernel.org>,
	"kexec@lists.infradead.org" <kexec@lists.infradead.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Borislav Petkov <bp@alien8.de>, Dave Young <dyoung@redhat.com>
Subject: Re: [PATCH v2] x86/boot: Use EFI setup data if provided
Date: Fri, 29 Mar 2019 09:56:53 +0000	[thread overview]
Message-ID: <71880195-70ae-13e9-08c6-364c157c9ab1@ce.jp.nec.com> (raw)
In-Reply-To: <20190329094409.GM4234@localhost.localdomain>

On 3/29/19 6:44 PM, Chao Fan wrote:
> But in my qemu guest, they are different and the address of ACPI20 is
> higher than ACPI 1.0:
> [root@localhost ~]# cat /sys/firmware/efi/systab
> ACPI20=0xbfbfa014
> ACPI=0xbfbfa000
> SMBIOS=0xbfbcc000
> 
> In this condition, ACPI 1.0 comes before ACPI 2.0. So I suggested you
> to keep this logical.

Thank you for the information. The proposed patch keeps the logic
and should work fine on that case as well.

-- 
Jun'ichi Nomura, NEC Corporation / NEC Solution Innovators, Ltd.

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  reply	other threads:[~2019-03-29  9:57 UTC|newest]

Thread overview: 173+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-03-22 11:03 [PATCH] x86/boot: Use EFI setup data if provided Junichi Nomura
2019-03-22 15:23 ` Borislav Petkov
2019-03-25  0:27   ` Junichi Nomura
2019-03-25  0:27     ` Junichi Nomura
2019-03-25  6:01     ` Dave Young
2019-03-25  6:01       ` Dave Young
2019-03-25  6:19       ` Dave Young
2019-03-25  6:19         ` Dave Young
2019-03-25  6:45         ` Kairui Song
2019-03-25  6:45           ` Kairui Song
2019-03-25  6:47         ` Junichi Nomura
2019-03-25  6:47           ` Junichi Nomura
2019-03-25  6:59           ` Dave Young
2019-03-25  6:59             ` Dave Young
2019-03-25  8:27             ` [PATCH v2] " Junichi Nomura
2019-03-25  8:27               ` Junichi Nomura
2019-03-25  8:54               ` Boris Petkov
2019-03-25  8:54                 ` Boris Petkov
2019-03-25  9:25                 ` [PATCH v2] x86/boot: Don't try to search RSDP from EFI when kexec-booted Junichi Nomura
2019-03-25  9:25                   ` Junichi Nomura
2019-03-25 10:15                 ` [PATCH v2] x86/boot: Use EFI setup data if provided Dave Young
2019-03-25 10:15                   ` Dave Young
2019-03-25 10:36                   ` Junichi Nomura
2019-03-25 10:36                     ` Junichi Nomura
2019-03-25 11:16                     ` Dave Young
2019-03-25 11:16                       ` Dave Young
2019-03-25 12:01                     ` Borislav Petkov
2019-03-25 12:01                       ` Borislav Petkov
2019-03-25 12:23                       ` Dave Young
2019-03-25 12:23                         ` Dave Young
2019-03-25 12:32                         ` Borislav Petkov
2019-03-25 12:32                           ` Borislav Petkov
2019-03-25 23:10                           ` Junichi Nomura
2019-03-25 23:10                             ` Junichi Nomura
2019-03-26 12:46                             ` Dave Young
2019-03-26 12:46                               ` Dave Young
2019-03-26 13:57                             ` Borislav Petkov
2019-03-26 13:57                               ` Borislav Petkov
2019-03-27  1:48                               ` bhe
2019-03-27  1:48                                 ` bhe
2019-03-27 12:14                                 ` Borislav Petkov
2019-03-27 12:14                                   ` Borislav Petkov
2019-03-28  4:17                                 ` Junichi Nomura
2019-03-28  4:17                                   ` Junichi Nomura
2019-03-28  6:26                                   ` Chao Fan
2019-03-28  6:26                                     ` Chao Fan
2019-03-28  6:43                                   ` bhe
2019-03-28  6:43                                     ` bhe
2019-03-28  7:43                                     ` Junichi Nomura
2019-03-28  7:43                                       ` Junichi Nomura
2019-03-28 15:52                                       ` Borislav Petkov
2019-03-28 15:52                                         ` Borislav Petkov
2019-03-29  3:05                                         ` Junichi Nomura
2019-03-29  3:05                                           ` Junichi Nomura
2019-03-29  8:39                                           ` Borislav Petkov
2019-03-29  8:39                                             ` Borislav Petkov
2019-03-29  9:05                                             ` Chao Fan
2019-03-29  9:05                                               ` Chao Fan
2019-03-29  9:16                                               ` Borislav Petkov
2019-03-29  9:16                                                 ` Borislav Petkov
2019-03-29  9:37                                                 ` Junichi Nomura
2019-03-29  9:37                                                   ` Junichi Nomura
2019-03-29  9:44                                                   ` Chao Fan
2019-03-29  9:44                                                     ` Chao Fan
2019-03-29  9:56                                                     ` Junichi Nomura [this message]
2019-03-29  9:56                                                       ` Junichi Nomura
2019-03-29  7:20                                         ` [PATCH] x86/boot: Use efi_setup_data for searching RSDP on kexec-ed kernel Junichi Nomura
2019-03-29  7:20                                           ` Junichi Nomura
2019-03-29  7:49                                           ` bhe
2019-03-29  7:49                                             ` bhe
2019-03-29  8:29                                           ` Chao Fan
2019-03-29  8:29                                             ` Chao Fan
2019-03-29  8:39                                             ` Junichi Nomura
2019-03-29  8:39                                               ` Junichi Nomura
2019-03-29  9:18                                               ` Chao Fan
2019-03-29  9:18                                                 ` Chao Fan
2019-03-29  9:16                                             ` bhe
2019-03-29  9:16                                               ` bhe
2019-03-29  9:20                                               ` Chao Fan
2019-03-29  9:20                                                 ` Chao Fan
2019-04-01  0:08                                         ` [PATCH v2] " Junichi Nomura
2019-04-01  0:08                                           ` Junichi Nomura
2019-04-02  9:41                                           ` Chao Fan
2019-04-02  9:41                                             ` Chao Fan
2019-04-02  9:53                                             ` Junichi Nomura
2019-04-02  9:53                                               ` Junichi Nomura
2019-04-02 11:06                                               ` Chao Fan
2019-04-02 11:06                                                 ` Chao Fan
2019-04-02 10:22                                                 ` Junichi Nomura
2019-04-02 10:22                                                   ` Junichi Nomura
2019-04-02 12:03                                           ` Dave Young
2019-04-02 12:03                                             ` Dave Young
2019-04-03  5:35                                             ` Chao Fan
2019-04-03  5:35                                               ` Chao Fan
2019-04-03  5:53                                               ` Dave Young
2019-04-03  5:53                                                 ` Dave Young
2019-04-03  6:39                                                 ` Dave Young
2019-04-03  6:39                                                   ` Dave Young
2019-04-03  7:30                                                   ` Chao Fan
2019-04-03  7:30                                                     ` Chao Fan
2019-04-03  7:50                                                     ` bhe
2019-04-03  7:50                                                       ` bhe
2019-04-03  8:23                                                       ` Dave Young
2019-04-03  8:23                                                         ` Dave Young
2019-04-03  8:26                                                         ` Dave Young
2019-04-03  8:26                                                           ` Dave Young
2019-04-03 16:14                                                           ` Borislav Petkov
2019-04-03 16:14                                                             ` Borislav Petkov
2019-04-04  1:02                                                             ` Chao Fan
2019-04-04  1:02                                                               ` Chao Fan
2019-04-03  9:28                                                       ` Chao Fan
2019-04-03  9:28                                                         ` Chao Fan
2019-04-03  7:21                                                 ` Chao Fan
2019-04-03  7:21                                                   ` Chao Fan
2019-04-03  8:09                                                   ` Dave Young
2019-04-03  8:09                                                     ` Dave Young
2019-04-03  8:23                                                     ` Chao Fan
2019-04-03  8:23                                                       ` Chao Fan
2019-04-03  9:02                                                       ` Chao Fan
2019-04-03  9:02                                                         ` Chao Fan
2019-04-03  9:39                                                         ` Chao Fan
2019-04-03  9:39                                                           ` Chao Fan
2019-04-04  1:23                                                         ` Junichi Nomura
2019-04-04  1:23                                                           ` Junichi Nomura
2019-04-04  2:52                                                           ` Dave Young
2019-04-04  2:52                                                             ` Dave Young
2019-04-04  3:00                                                             ` bhe
2019-04-04  3:00                                                               ` bhe
2019-04-04  3:10                                                               ` bhe
2019-04-04  3:10                                                                 ` bhe
2019-04-04  3:22                                                                 ` Dave Young
2019-04-04  3:22                                                                   ` Dave Young
2019-04-04  6:41                                                                   ` Dave Young
2019-04-04  6:41                                                                     ` Dave Young
2019-04-04  7:20                                                                     ` Chao Fan
2019-04-04  7:20                                                                       ` Chao Fan
2019-04-04  7:41                                                                       ` Dave Young
2019-04-04  7:41                                                                         ` Dave Young
2019-04-04  7:48                                                                         ` Chao Fan
2019-04-04  7:48                                                                           ` Chao Fan
2019-04-04 12:22                                                                         ` Borislav Petkov
2019-04-04 12:22                                                                           ` Borislav Petkov
2019-04-04 14:08                                                                           ` Dave Young
2019-04-04 14:08                                                                             ` Dave Young
2019-04-03  8:18                                                   ` Dave Young
2019-04-03  8:18                                                     ` Dave Young
2019-04-02 10:25                                         ` [PATCH v3] " Junichi Nomura
2019-04-02 10:25                                           ` Junichi Nomura
2019-04-04  7:32                                           ` Dave Young
2019-04-04  7:32                                             ` Dave Young
2019-04-04 12:24                                             ` Borislav Petkov
2019-04-04 12:24                                               ` Borislav Petkov
2019-04-04 14:12                                               ` Dave Young
2019-04-04 14:12                                                 ` Dave Young
2019-04-04 14:41                                                 ` Borislav Petkov
2019-04-04 14:41                                                   ` Borislav Petkov
2019-04-05  1:36                                                   ` Dave Young
2019-04-05  1:36                                                     ` Dave Young
2019-04-05  4:19                                             ` Junichi Nomura
2019-04-05  4:19                                               ` Junichi Nomura
2019-03-28 23:11                                       ` [PATCH v2] x86/boot: Use EFI setup data if provided bhe
2019-03-28 23:11                                         ` bhe
2019-03-29  3:34                                         ` Junichi Nomura
2019-03-29  3:34                                           ` Junichi Nomura
2019-03-29  3:52                                           ` bhe
2019-03-29  3:52                                             ` bhe
2019-03-29  5:16                                             ` Junichi Nomura
2019-03-29  5:16                                               ` Junichi Nomura
2019-03-25  7:27   ` [PATCH] " Baoquan He
2019-03-25  7:53     ` Borislav Petkov
2019-03-25  8:21       ` Baoquan He
2019-03-25  8:43         ` Thomas Gleixner
2019-03-25  9:03           ` Baoquan He

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