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Message-ID: <20230801103816.199680570@linutronix.de>
Date: Tue, 1 Aug 2023 12:47:04 +0200 (CEST)
From: Thomas Gleixner <tglx@...utronix.de>
To: LKML <linux-kernel@...r.kernel.org>
Cc: x86@...nel.org, Andrew Cooper <andrew.cooper3@...rix.com>,
Tom Lendacky <thomas.lendacky@....com>,
Paolo Bonzini <pbonzini@...hat.com>,
Wei Liu <wei.liu@...nel.org>,
Arjan van de Ven <arjan@...ux.intel.com>,
Juergen Gross <jgross@...e.com>,
Michael Kelley <mikelley@...rosoft.com>,
Peter Keresztes Schmidt <peter@...esztesschmidt.de>,
"Peter Zijlstra (Intel)" <peterz@...radead.org>
Subject: [patch V3 19/60] x86/apic: Remove check_phys_apicid_present()
The only silly usage site is gone. Remove the gunk which was even outright
wrong in the bigsmp_32 case which returned true unconditionally.
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Acked-by: Peter Zijlstra (Intel) <peterz@...radead.org>
---
arch/x86/include/asm/apic.h | 2 --
arch/x86/kernel/apic/apic_common.c | 5 -----
arch/x86/kernel/apic/apic_flat_64.c | 2 --
arch/x86/kernel/apic/apic_noop.c | 2 --
arch/x86/kernel/apic/apic_numachip.c | 2 --
arch/x86/kernel/apic/bigsmp_32.c | 6 ------
arch/x86/kernel/apic/probe_32.c | 1 -
arch/x86/kernel/apic/x2apic_cluster.c | 1 -
arch/x86/kernel/apic/x2apic_phys.c | 1 -
arch/x86/kernel/apic/x2apic_uv_x.c | 1 -
arch/x86/xen/apic.c | 1 -
11 files changed, 24 deletions(-)
--- a/arch/x86/include/asm/apic.h
+++ b/arch/x86/include/asm/apic.h
@@ -305,7 +305,6 @@ struct apic {
void (*setup_apic_routing)(void);
int (*cpu_present_to_apicid)(int mps_cpu);
void (*apicid_to_cpu_present)(int phys_apicid, physid_mask_t *retmap);
- int (*check_phys_apicid_present)(int phys_apicid);
int (*phys_pkg_id)(int cpuid_apic, int index_msb);
u32 (*get_apic_id)(unsigned long x);
@@ -485,7 +484,6 @@ extern u32 apic_flat_calc_apicid(unsigne
extern bool default_check_apicid_used(physid_mask_t *map, int apicid);
extern void default_ioapic_phys_id_map(physid_mask_t *phys_map, physid_mask_t *retmap);
extern int default_cpu_present_to_apicid(int mps_cpu);
-extern int default_check_phys_apicid_present(int phys_apicid);
#else /* CONFIG_X86_LOCAL_APIC */
--- a/arch/x86/kernel/apic/apic_common.c
+++ b/arch/x86/kernel/apic/apic_common.c
@@ -35,11 +35,6 @@ int default_cpu_present_to_apicid(int mp
}
EXPORT_SYMBOL_GPL(default_cpu_present_to_apicid);
-int default_check_phys_apicid_present(int phys_apicid)
-{
- return physid_isset(phys_apicid, phys_cpu_present_map);
-}
-
int default_apic_id_valid(u32 apicid)
{
return (apicid < 255);
--- a/arch/x86/kernel/apic/apic_flat_64.c
+++ b/arch/x86/kernel/apic/apic_flat_64.c
@@ -124,7 +124,6 @@ static struct apic apic_flat __ro_after_
.setup_apic_routing = NULL,
.cpu_present_to_apicid = default_cpu_present_to_apicid,
.apicid_to_cpu_present = NULL,
- .check_phys_apicid_present = default_check_phys_apicid_present,
.phys_pkg_id = flat_phys_pkg_id,
.get_apic_id = flat_get_apic_id,
@@ -213,7 +212,6 @@ static struct apic apic_physflat __ro_af
.setup_apic_routing = NULL,
.cpu_present_to_apicid = default_cpu_present_to_apicid,
.apicid_to_cpu_present = NULL,
- .check_phys_apicid_present = default_check_phys_apicid_present,
.phys_pkg_id = flat_phys_pkg_id,
.get_apic_id = flat_get_apic_id,
--- a/arch/x86/kernel/apic/apic_noop.c
+++ b/arch/x86/kernel/apic/apic_noop.c
@@ -107,8 +107,6 @@ struct apic apic_noop __ro_after_init =
.cpu_present_to_apicid = default_cpu_present_to_apicid,
.apicid_to_cpu_present = physid_set_mask_of_physid,
- .check_phys_apicid_present = default_check_phys_apicid_present,
-
.phys_pkg_id = noop_phys_pkg_id,
.get_apic_id = noop_get_apic_id,
--- a/arch/x86/kernel/apic/apic_numachip.c
+++ b/arch/x86/kernel/apic/apic_numachip.c
@@ -257,7 +257,6 @@ static const struct apic apic_numachip1
.setup_apic_routing = NULL,
.cpu_present_to_apicid = default_cpu_present_to_apicid,
.apicid_to_cpu_present = NULL,
- .check_phys_apicid_present = default_check_phys_apicid_present,
.phys_pkg_id = numachip_phys_pkg_id,
.get_apic_id = numachip1_get_apic_id,
@@ -303,7 +302,6 @@ static const struct apic apic_numachip2
.setup_apic_routing = NULL,
.cpu_present_to_apicid = default_cpu_present_to_apicid,
.apicid_to_cpu_present = NULL,
- .check_phys_apicid_present = default_check_phys_apicid_present,
.phys_pkg_id = numachip_phys_pkg_id,
.get_apic_id = numachip2_get_apic_id,
--- a/arch/x86/kernel/apic/bigsmp_32.c
+++ b/arch/x86/kernel/apic/bigsmp_32.c
@@ -63,11 +63,6 @@ static void bigsmp_ioapic_phys_id_map(ph
physids_promote(0xFFL, retmap);
}
-static int bigsmp_check_phys_apicid_present(int phys_apicid)
-{
- return 1;
-}
-
static int bigsmp_phys_pkg_id(int cpuid_apic, int index_msb)
{
return cpuid_apic >> index_msb;
@@ -138,7 +133,6 @@ static struct apic apic_bigsmp __ro_afte
.setup_apic_routing = bigsmp_setup_apic_routing,
.cpu_present_to_apicid = bigsmp_cpu_present_to_apicid,
.apicid_to_cpu_present = physid_set_mask_of_physid,
- .check_phys_apicid_present = bigsmp_check_phys_apicid_present,
.phys_pkg_id = bigsmp_phys_pkg_id,
.get_apic_id = bigsmp_get_apic_id,
--- a/arch/x86/kernel/apic/probe_32.c
+++ b/arch/x86/kernel/apic/probe_32.c
@@ -80,7 +80,6 @@ static struct apic apic_default __ro_aft
.setup_apic_routing = setup_apic_flat_routing,
.cpu_present_to_apicid = default_cpu_present_to_apicid,
.apicid_to_cpu_present = physid_set_mask_of_physid,
- .check_phys_apicid_present = default_check_phys_apicid_present,
.phys_pkg_id = default_phys_pkg_id,
.get_apic_id = default_get_apic_id,
--- a/arch/x86/kernel/apic/x2apic_cluster.c
+++ b/arch/x86/kernel/apic/x2apic_cluster.c
@@ -250,7 +250,6 @@ static struct apic apic_x2apic_cluster _
.setup_apic_routing = NULL,
.cpu_present_to_apicid = default_cpu_present_to_apicid,
.apicid_to_cpu_present = NULL,
- .check_phys_apicid_present = default_check_phys_apicid_present,
.phys_pkg_id = x2apic_phys_pkg_id,
.get_apic_id = x2apic_get_apic_id,
--- a/arch/x86/kernel/apic/x2apic_phys.c
+++ b/arch/x86/kernel/apic/x2apic_phys.c
@@ -174,7 +174,6 @@ static struct apic apic_x2apic_phys __ro
.setup_apic_routing = NULL,
.cpu_present_to_apicid = default_cpu_present_to_apicid,
.apicid_to_cpu_present = NULL,
- .check_phys_apicid_present = default_check_phys_apicid_present,
.phys_pkg_id = x2apic_phys_pkg_id,
.get_apic_id = x2apic_get_apic_id,
--- a/arch/x86/kernel/apic/x2apic_uv_x.c
+++ b/arch/x86/kernel/apic/x2apic_uv_x.c
@@ -846,7 +846,6 @@ static struct apic apic_x2apic_uv_x __ro
.setup_apic_routing = NULL,
.cpu_present_to_apicid = default_cpu_present_to_apicid,
.apicid_to_cpu_present = NULL,
- .check_phys_apicid_present = default_check_phys_apicid_present,
.phys_pkg_id = uv_phys_pkg_id,
.get_apic_id = x2apic_get_apic_id,
--- a/arch/x86/xen/apic.c
+++ b/arch/x86/xen/apic.c
@@ -154,7 +154,6 @@ static struct apic xen_pv_apic = {
.setup_apic_routing = NULL,
.cpu_present_to_apicid = xen_cpu_present_to_apicid,
.apicid_to_cpu_present = physid_set_mask_of_physid, /* Used on 32-bit */
- .check_phys_apicid_present = default_check_phys_apicid_present, /* smp_sanity_check needs it */
.phys_pkg_id = xen_phys_pkg_id, /* detect_ht */
.get_apic_id = xen_get_apic_id,
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