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From: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
To: Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
	Dave Hansen <dave.hansen@linux.intel.com>,
	x86@kernel.org
Cc: "Rafael J. Wysocki" <rafael@kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Adrian Hunter <adrian.hunter@intel.com>,
	Kuppuswamy Sathyanarayanan
	<sathyanarayanan.kuppuswamy@linux.intel.com>,
	Elena Reshetova <elena.reshetova@intel.com>,
	Jun Nakajima <jun.nakajima@intel.com>,
	Rick Edgecombe  <rick.p.edgecombe@intel.com>,
	Tom Lendacky <thomas.lendacky@amd.com>,
	"Kalra, Ashish" <ashish.kalra@amd.com>,
	Sean Christopherson <seanjc@google.com>,
	"Huang, Kai" <kai.huang@intel.com>, Baoquan He <bhe@redhat.com>,
	kexec@lists.infradead.org, linux-coco@lists.linux.dev,
	linux-kernel@vger.kernel.org,
	"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Subject: [PATCHv3 12/14] x86/acpi: Rename fields in acpi_madt_multiproc_wakeup structure
Date: Wed, 15 Nov 2023 15:00:42 +0300	[thread overview]
Message-ID: <20231115120044.8034-13-kirill.shutemov@linux.intel.com> (raw)
In-Reply-To: <20231115120044.8034-1-kirill.shutemov@linux.intel.com>

To prepare for the addition of support for MADT wakeup structure version
1, it is necessary to provide more appropriate names for the fields in
the structure.

The field 'mailbox_version' renamed as 'version'. This field signifies
the version of the structure and the related protocols, rather than the
version of the mailbox. This field has not been utilized in the code
thus far.

The field 'base_address' renamed as 'mailbox_address' to clarify the
kind of address it represents. In version 1, the structure includes the
reset vector address. Clear and distinct naming helps to prevent any
confusion.

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Reviewed-by: Kai Huang <kai.huang@intel.com>
Reviewed-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>
---
 arch/x86/kernel/acpi/madt_wakeup.c | 2 +-
 include/acpi/actbl2.h              | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/x86/kernel/acpi/madt_wakeup.c b/arch/x86/kernel/acpi/madt_wakeup.c
index f7e33cea1be5..386adbb03094 100644
--- a/arch/x86/kernel/acpi/madt_wakeup.c
+++ b/arch/x86/kernel/acpi/madt_wakeup.c
@@ -74,7 +74,7 @@ int __init acpi_parse_mp_wake(union acpi_subtable_headers *header,
 
 	acpi_table_print_madt_entry(&header->common);
 
-	acpi_mp_wake_mailbox_paddr = mp_wake->base_address;
+	acpi_mp_wake_mailbox_paddr = mp_wake->mailbox_address;
 
 	cpu_hotplug_disable_offlining();
 
diff --git a/include/acpi/actbl2.h b/include/acpi/actbl2.h
index 3751ae69432f..23b4cfb640fc 100644
--- a/include/acpi/actbl2.h
+++ b/include/acpi/actbl2.h
@@ -1109,9 +1109,9 @@ struct acpi_madt_generic_translator {
 
 struct acpi_madt_multiproc_wakeup {
 	struct acpi_subtable_header header;
-	u16 mailbox_version;
+	u16 version;
 	u32 reserved;		/* reserved - must be zero */
-	u64 base_address;
+	u64 mailbox_address;
 };
 
 #define ACPI_MULTIPROC_WAKEUP_MB_OS_SIZE        2032
-- 
2.41.0


  parent reply	other threads:[~2023-11-15 12:01 UTC|newest]

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-15 12:00 [PATCHv3 00/14] x86/tdx: Add kexec support Kirill A. Shutemov
2023-11-15 12:00 ` [PATCHv3 01/14] x86/acpi: Extract ACPI MADT wakeup code into a separate file Kirill A. Shutemov
2023-11-21  2:08   ` Huang, Kai
2023-11-15 12:00 ` [PATCHv3 02/14] x86/apic: Mark acpi_mp_wake_* variables as __ro_after_init Kirill A. Shutemov
2023-11-21  2:08   ` Huang, Kai
2023-11-15 12:00 ` [PATCHv3 03/14] cpu/hotplug: Add support for declaring CPU offlining not supported Kirill A. Shutemov
2023-11-21  2:15   ` Huang, Kai
2023-11-21  9:31     ` kirill.shutemov
2023-11-15 12:00 ` [PATCHv3 04/14] cpu/hotplug, x86/acpi: Disable CPU offlining for ACPI MADT wakeup Kirill A. Shutemov
2023-11-15 12:00 ` [PATCHv3 05/14] x86/kvm: Do not try to disable kvmclock if it was not enabled Kirill A. Shutemov
2023-11-15 12:00 ` [PATCHv3 06/14] x86/kexec: Keep CR4.MCE set during kexec for TDX guest Kirill A. Shutemov
2023-11-15 12:23   ` Peter Zijlstra
2023-11-15 13:03     ` Kirill A. Shutemov
2023-11-15 12:00 ` [PATCHv3 07/14] x86/mm: Make x86_platform.guest.enc_status_change_*() return errno Kirill A. Shutemov
2023-11-15 12:00 ` [PATCHv3 08/14] x86/mm: Return correct level from lookup_address() if pte is none Kirill A. Shutemov
2023-11-15 12:00 ` [PATCHv3 09/14] x86/tdx: Account shared memory Kirill A. Shutemov
2023-11-21  2:47   ` Huang, Kai
2023-11-21  9:42     ` kirill.shutemov
2023-11-21  9:49       ` kirill.shutemov
2023-11-15 12:00 ` [PATCHv3 10/14] x86/tdx: Convert shared memory back to private on kexec Kirill A. Shutemov
2023-11-21  3:46   ` Huang, Kai
2023-11-21  9:58     ` kirill.shutemov
2023-11-22 10:07       ` Huang, Kai
2023-11-23 13:47         ` kirill.shutemov
2023-11-15 12:00 ` [PATCHv3 11/14] x86/mm: Make e820_end_ram_pfn() cover E820_TYPE_ACPI ranges Kirill A. Shutemov
2023-11-15 12:00 ` Kirill A. Shutemov [this message]
2023-11-15 12:00 ` [PATCHv3 13/14] x86/acpi: Do not attempt to bring up secondary CPUs in kexec case Kirill A. Shutemov
2023-11-15 20:12   ` Kuppuswamy Sathyanarayanan
2023-11-15 12:00 ` [PATCHv3 14/14] x86/acpi: Add support for CPU offlining for ACPI MADT wakeup method Kirill A. Shutemov
2023-11-23  9:38   ` Huang, Kai
2023-12-01 15:57     ` kirill.shutemov
2023-12-04 22:43       ` Huang, Kai
2023-11-16 12:10 ` [PATCHv3 00/14] x86/tdx: Add kexec support Baoquan He
2023-11-16 12:56   ` Kirill A. Shutemov
2023-11-16 14:17     ` Baoquan He
2023-11-16 14:45       ` Baoquan He
2023-11-17 12:47         ` Kirill A. Shutemov
2023-11-17 15:03           ` Baoquan He
2023-11-17 15:46             ` Kirill A. Shutemov
2023-11-21  6:41               ` Baoquan He
2023-11-21  8:43                 ` Kirill A. Shutemov
2023-11-21  9:10                   ` Tao Liu
2023-11-21  9:24                     ` Kirill A. Shutemov
2023-11-21 10:15                   ` Baoquan He
2023-11-21 10:40                     ` Kirill A. Shutemov
2023-11-21 12:50                       ` Baoquan He
2023-11-28 15:45                 ` Isaku Yamahata

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