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Date: Tue, 13 Feb 2024 22:05:00 +0100 (CET)
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>,
Sohil Mehta <sohil.mehta@...el.com>,
K Prateek Nayak <kprateek.nayak@....com>,
Kan Liang <kan.liang@...ux.intel.com>,
Zhang Rui <rui.zhang@...el.com>,
"Paul E. McKenney" <paulmck@...nel.org>,
Feng Tang <feng.tang@...el.com>,
Andy Shevchenko <andy@...radead.org>,
Michael Kelley <mhklinux@...look.com>,
"Peter Zijlstra (Intel)" <peterz@...radead.org>,
Andy Shevchenko <andy.shevchenko@...il.com>,
Wei Liu <wei.liu@...nel.org>
Subject: [patch V3 07/22] x86/apic: Remove check_apicid_used() and
ioapic_phys_id_map()
From: Thomas Gleixner <tglx@...utronix.de>
No more users.
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
---
arch/x86/include/asm/apic.h | 3 ---
arch/x86/include/asm/mpspec.h | 6 ------
arch/x86/kernel/apic/apic_noop.c | 2 --
arch/x86/kernel/apic/bigsmp_32.c | 13 -------------
arch/x86/kernel/apic/probe_32.c | 2 --
arch/x86/kernel/apic/x2apic_cluster.c | 2 --
6 files changed, 28 deletions(-)
---
--- a/arch/x86/include/asm/apic.h
+++ b/arch/x86/include/asm/apic.h
@@ -290,9 +290,7 @@ struct apic {
int (*acpi_madt_oem_check)(char *oem_id, char *oem_table_id);
bool (*apic_id_registered)(void);
- bool (*check_apicid_used)(physid_mask_t *map, u32 apicid);
void (*init_apic_ldr)(void);
- void (*ioapic_phys_id_map)(physid_mask_t *phys_map, physid_mask_t *retmap);
u32 (*cpu_present_to_apicid)(int mps_cpu);
u32 (*get_apic_id)(u32 id);
@@ -525,7 +523,6 @@ extern int default_apic_id_valid(u32 api
extern u32 apic_default_calc_apicid(unsigned int cpu);
extern u32 apic_flat_calc_apicid(unsigned int cpu);
-extern void default_ioapic_phys_id_map(physid_mask_t *phys_map, physid_mask_t *retmap);
extern u32 default_cpu_present_to_apicid(int mps_cpu);
void apic_send_nmi_to_offline_cpu(unsigned int cpu);
--- a/arch/x86/include/asm/mpspec.h
+++ b/arch/x86/include/asm/mpspec.h
@@ -92,12 +92,6 @@ typedef struct physid_mask physid_mask_t
#define physids_empty(map) \
bitmap_empty((map).mask, MAX_LOCAL_APIC)
-static inline void physids_promote(unsigned long physids, physid_mask_t *map)
-{
- physids_clear(*map);
- map->mask[0] = physids;
-}
-
static inline void physid_set_mask_of_physid(int physid, physid_mask_t *map)
{
physids_clear(*map);
--- a/arch/x86/kernel/apic/apic_noop.c
+++ b/arch/x86/kernel/apic/apic_noop.c
@@ -50,8 +50,6 @@ struct apic apic_noop __ro_after_init =
.disable_esr = 0,
- .check_apicid_used = default_check_apicid_used,
- .ioapic_phys_id_map = default_ioapic_phys_id_map,
.cpu_present_to_apicid = default_cpu_present_to_apicid,
.max_apic_id = 0xFE,
--- a/arch/x86/kernel/apic/bigsmp_32.c
+++ b/arch/x86/kernel/apic/bigsmp_32.c
@@ -18,17 +18,6 @@ static u32 bigsmp_get_apic_id(u32 x)
return (x >> 24) & 0xFF;
}
-static bool bigsmp_check_apicid_used(physid_mask_t *map, u32 apicid)
-{
- return false;
-}
-
-static void bigsmp_ioapic_phys_id_map(physid_mask_t *phys_map, physid_mask_t *retmap)
-{
- /* For clustered we don't have a good way to do this yet - hack */
- physids_promote(0xFFL, retmap);
-}
-
static void bigsmp_send_IPI_allbutself(int vector)
{
default_send_IPI_mask_allbutself_phys(cpu_online_mask, vector);
@@ -79,8 +68,6 @@ static struct apic apic_bigsmp __ro_afte
.disable_esr = 1,
- .check_apicid_used = bigsmp_check_apicid_used,
- .ioapic_phys_id_map = bigsmp_ioapic_phys_id_map,
.cpu_present_to_apicid = default_cpu_present_to_apicid,
.max_apic_id = 0xFE,
--- a/arch/x86/kernel/apic/probe_32.c
+++ b/arch/x86/kernel/apic/probe_32.c
@@ -44,9 +44,7 @@ static struct apic apic_default __ro_aft
.disable_esr = 0,
- .check_apicid_used = default_check_apicid_used,
.init_apic_ldr = default_init_apic_ldr,
- .ioapic_phys_id_map = default_ioapic_phys_id_map,
.cpu_present_to_apicid = default_cpu_present_to_apicid,
.max_apic_id = 0xFE,
--- a/arch/x86/kernel/apic/x2apic_cluster.c
+++ b/arch/x86/kernel/apic/x2apic_cluster.c
@@ -231,9 +231,7 @@ static struct apic apic_x2apic_cluster _
.disable_esr = 0,
- .check_apicid_used = NULL,
.init_apic_ldr = init_x2apic_ldr,
- .ioapic_phys_id_map = NULL,
.cpu_present_to_apicid = default_cpu_present_to_apicid,
.max_apic_id = UINT_MAX,
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