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Message-ID: <169159525859.27769.14066674071734591665.tip-bot2@tip-bot2>
Date: Wed, 09 Aug 2023 15:34:18 -0000
From: "tip-bot2 for Thomas Gleixner" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Thomas Gleixner <tglx@...utronix.de>,
Dave Hansen <dave.hansen@...ux.intel.com>,
"Peter Zijlstra (Intel)" <peterz@...radead.org>, x86@...nel.org,
linux-kernel@...r.kernel.org
Subject: [tip: x86/apic] x86/apic: Remove pointless x86_bios_cpu_apicid
The following commit has been merged into the x86/apic branch of tip:
Commit-ID: 879249e7b2de2979833317736b8ff0187e9ccf2f
Gitweb: https://git.kernel.org/tip/879249e7b2de2979833317736b8ff0187e9ccf2f
Author: Thomas Gleixner <tglx@...utronix.de>
AuthorDate: Tue, 08 Aug 2023 15:03:42 -07:00
Committer: Dave Hansen <dave.hansen@...ux.intel.com>
CommitterDate: Wed, 09 Aug 2023 08:10:10 -07:00
x86/apic: Remove pointless x86_bios_cpu_apicid
It's a useless copy of x86_cpu_to_apicid.
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Signed-off-by: Dave Hansen <dave.hansen@...ux.intel.com>
Acked-by: Peter Zijlstra (Intel) <peterz@...radead.org>
---
arch/x86/include/asm/apic.h | 2 --
arch/x86/include/asm/smp.h | 1 -
arch/x86/kernel/apic/apic.c | 5 +----
arch/x86/kernel/apic/apic_common.c | 2 +-
arch/x86/kernel/apic/bigsmp_32.c | 2 +-
arch/x86/kernel/apic/probe_64.c | 4 +---
arch/x86/kernel/setup_percpu.c | 3 ---
7 files changed, 4 insertions(+), 15 deletions(-)
diff --git a/arch/x86/include/asm/apic.h b/arch/x86/include/asm/apic.h
index 4b1110a..36f0be7 100644
--- a/arch/x86/include/asm/apic.h
+++ b/arch/x86/include/asm/apic.h
@@ -477,8 +477,6 @@ extern void generic_bigsmp_probe(void);
#define APIC_DFR_VALUE (APIC_DFR_FLAT)
-DECLARE_EARLY_PER_CPU_READ_MOSTLY(u16, x86_bios_cpu_apicid);
-
extern struct apic apic_noop;
static inline unsigned int read_apic_id(void)
diff --git a/arch/x86/include/asm/smp.h b/arch/x86/include/asm/smp.h
index 600cf25..1db6faa 100644
--- a/arch/x86/include/asm/smp.h
+++ b/arch/x86/include/asm/smp.h
@@ -22,7 +22,6 @@ DECLARE_PER_CPU_READ_MOSTLY(u16, cpu_l2c_id);
DECLARE_EARLY_PER_CPU_READ_MOSTLY(u16, x86_cpu_to_apicid);
DECLARE_EARLY_PER_CPU_READ_MOSTLY(u32, x86_cpu_to_acpiid);
-DECLARE_EARLY_PER_CPU_READ_MOSTLY(u16, x86_bios_cpu_apicid);
#if defined(CONFIG_X86_LOCAL_APIC) && defined(CONFIG_X86_32)
DECLARE_EARLY_PER_CPU_READ_MOSTLY(int, x86_cpu_to_logical_apicid);
#endif
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index cffec1f..8af0ec8 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -108,10 +108,8 @@ unsigned long apic_mmio_base __ro_after_init;
* Map cpu index to physical APIC ID
*/
DEFINE_EARLY_PER_CPU_READ_MOSTLY(u16, x86_cpu_to_apicid, BAD_APICID);
-DEFINE_EARLY_PER_CPU_READ_MOSTLY(u16, x86_bios_cpu_apicid, BAD_APICID);
DEFINE_EARLY_PER_CPU_READ_MOSTLY(u32, x86_cpu_to_acpiid, U32_MAX);
EXPORT_EARLY_PER_CPU_SYMBOL(x86_cpu_to_apicid);
-EXPORT_EARLY_PER_CPU_SYMBOL(x86_bios_cpu_apicid);
EXPORT_EARLY_PER_CPU_SYMBOL(x86_cpu_to_acpiid);
#ifdef CONFIG_X86_32
@@ -2511,7 +2509,7 @@ int generic_processor_info(int apicid, int version)
if (apicid == boot_cpu_physical_apicid) {
/*
- * x86_bios_cpu_apicid is required to have processors listed
+ * x86_cpu_to_apicid is required to have processors listed
* in same order as logical cpu numbers. Hence the first
* entry is BSP, and so on.
* boot_cpu_init() already hold bit 0 in cpu_present_mask
@@ -2548,7 +2546,6 @@ int generic_processor_info(int apicid, int version)
#if defined(CONFIG_SMP) || defined(CONFIG_X86_64)
early_per_cpu(x86_cpu_to_apicid, cpu) = apicid;
- early_per_cpu(x86_bios_cpu_apicid, cpu) = apicid;
#endif
#ifdef CONFIG_X86_32
early_per_cpu(x86_cpu_to_logical_apicid, cpu) =
diff --git a/arch/x86/kernel/apic/apic_common.c b/arch/x86/kernel/apic/apic_common.c
index 02b4839..e892506 100644
--- a/arch/x86/kernel/apic/apic_common.c
+++ b/arch/x86/kernel/apic/apic_common.c
@@ -29,7 +29,7 @@ void default_ioapic_phys_id_map(physid_mask_t *phys_map, physid_mask_t *retmap)
int default_cpu_present_to_apicid(int mps_cpu)
{
if (mps_cpu < nr_cpu_ids && cpu_present(mps_cpu))
- return (int)per_cpu(x86_bios_cpu_apicid, mps_cpu);
+ return (int)per_cpu(x86_cpu_to_apicid, mps_cpu);
else
return BAD_APICID;
}
diff --git a/arch/x86/kernel/apic/bigsmp_32.c b/arch/x86/kernel/apic/bigsmp_32.c
index 77555f6..628b008 100644
--- a/arch/x86/kernel/apic/bigsmp_32.c
+++ b/arch/x86/kernel/apic/bigsmp_32.c
@@ -52,7 +52,7 @@ static void bigsmp_setup_apic_routing(void)
static int bigsmp_cpu_present_to_apicid(int mps_cpu)
{
if (mps_cpu < nr_cpu_ids)
- return (int) per_cpu(x86_bios_cpu_apicid, mps_cpu);
+ return (int) per_cpu(x86_cpu_to_apicid, mps_cpu);
return BAD_APICID;
}
diff --git a/arch/x86/kernel/apic/probe_64.c b/arch/x86/kernel/apic/probe_64.c
index c46720f..3c0c8d3 100644
--- a/arch/x86/kernel/apic/probe_64.c
+++ b/arch/x86/kernel/apic/probe_64.c
@@ -13,9 +13,7 @@
#include "local.h"
-/*
- * Check the APIC IDs in bios_cpu_apicid and choose the APIC mode.
- */
+/* Select the appropriate APIC driver */
void __init default_setup_apic_routing(void)
{
struct apic **drv;
diff --git a/arch/x86/kernel/setup_percpu.c b/arch/x86/kernel/setup_percpu.c
index c242dc4..f6767d2 100644
--- a/arch/x86/kernel/setup_percpu.c
+++ b/arch/x86/kernel/setup_percpu.c
@@ -181,8 +181,6 @@ void __init setup_per_cpu_areas(void)
#ifdef CONFIG_X86_LOCAL_APIC
per_cpu(x86_cpu_to_apicid, cpu) =
early_per_cpu_map(x86_cpu_to_apicid, cpu);
- per_cpu(x86_bios_cpu_apicid, cpu) =
- early_per_cpu_map(x86_bios_cpu_apicid, cpu);
per_cpu(x86_cpu_to_acpiid, cpu) =
early_per_cpu_map(x86_cpu_to_acpiid, cpu);
#endif
@@ -214,7 +212,6 @@ void __init setup_per_cpu_areas(void)
/* indicate the early static arrays will soon be gone */
#ifdef CONFIG_X86_LOCAL_APIC
early_per_cpu_ptr(x86_cpu_to_apicid) = NULL;
- early_per_cpu_ptr(x86_bios_cpu_apicid) = NULL;
early_per_cpu_ptr(x86_cpu_to_acpiid) = NULL;
#endif
#ifdef CONFIG_X86_32
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