[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <20230814085113.646802453@linutronix.de>
Date: Mon, 14 Aug 2023 10:54:16 +0200 (CEST)
From: Thomas Gleixner <tglx@...utronix.de>
To: LKML <linux-kernel@...r.kernel.org>
Cc: x86@...nel.org, Tom Lendacky <thomas.lendacky@....com>,
Andrew Cooper <andrew.cooper3@...rix.com>,
Arjan van de Ven <arjan@...ux.intel.com>,
Huang Rui <ray.huang@....com>, Juergen Gross <jgross@...e.com>,
Dimitri Sivanich <dimitri.sivanich@....com>,
Michael Kelley <mikelley@...rosoft.com>,
Wei Liu <wei.liu@...nel.org>, Pu Wen <puwen@...on.cn>,
Qiuxu Zhuo <qiuxu.zhuo@...el.com>,
Sohil Mehta <sohil.mehta@...el.com>
Subject: [patch V4 27/41] x86/cpu: Move __max_die_per_package to common.c
In preparation of a complete replacement for the topology leaf 0xb/0x1f
evaluation, move __max_die_per_package into the common code.
Will be removed once everything is converted over.
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Tested-by: Juergen Gross <jgross@...e.com>
Tested-by: Sohil Mehta <sohil.mehta@...el.com>
Tested-by: Michael Kelley <mikelley@...rosoft.com>
---
arch/x86/kernel/cpu/common.c | 3 +++
arch/x86/kernel/cpu/topology.c | 3 ---
2 files changed, 3 insertions(+), 3 deletions(-)
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -75,6 +75,9 @@ u32 elf_hwcap2 __read_mostly;
int smp_num_siblings = 1;
EXPORT_SYMBOL(smp_num_siblings);
+unsigned int __max_die_per_package __read_mostly = 1;
+EXPORT_SYMBOL(__max_die_per_package);
+
static struct ppin_info {
int feature;
int msr_ppin_ctl;
--- a/arch/x86/kernel/cpu/topology.c
+++ b/arch/x86/kernel/cpu/topology.c
@@ -25,9 +25,6 @@
#define BITS_SHIFT_NEXT_LEVEL(eax) ((eax) & 0x1f)
#define LEVEL_MAX_SIBLINGS(ebx) ((ebx) & 0xffff)
-unsigned int __max_die_per_package __read_mostly = 1;
-EXPORT_SYMBOL(__max_die_per_package);
-
#ifdef CONFIG_SMP
/*
* Check if given CPUID extended topology "leaf" is implemented
Powered by blists - more mailing lists