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Date: Wed, 26 Aug 2020 13:16:30 +0200
From: Thomas Gleixner <tglx@...utronix.de>
To: LKML <linux-kernel@...r.kernel.org>
Cc: x86@...nel.org, Joerg Roedel <joro@...tes.org>,
iommu@...ts.linux-foundation.org, linux-hyperv@...r.kernel.org,
Haiyang Zhang <haiyangz@...rosoft.com>,
Jon Derrick <jonathan.derrick@...el.com>,
Lu Baolu <baolu.lu@...ux.intel.com>,
Wei Liu <wei.liu@...nel.org>,
"K. Y. Srinivasan" <kys@...rosoft.com>,
Stephen Hemminger <sthemmin@...rosoft.com>,
Steve Wahl <steve.wahl@....com>,
Dimitri Sivanich <sivanich@....com>,
Russ Anderson <rja@....com>, linux-pci@...r.kernel.org,
Bjorn Helgaas <bhelgaas@...gle.com>,
Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
xen-devel@...ts.xenproject.org, Juergen Gross <jgross@...e.com>,
Boris Ostrovsky <boris.ostrovsky@...cle.com>,
Stefano Stabellini <sstabellini@...nel.org>,
Marc Zyngier <maz@...nel.org>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
"Rafael J. Wysocki" <rafael@...nel.org>,
Megha Dey <megha.dey@...el.com>,
Jason Gunthorpe <jgg@...lanox.com>,
Dave Jiang <dave.jiang@...el.com>,
Alex Williamson <alex.williamson@...hat.com>,
Jacob Pan <jacob.jun.pan@...el.com>,
Baolu Lu <baolu.lu@...el.com>,
Kevin Tian <kevin.tian@...el.com>,
Dan Williams <dan.j.williams@...el.com>
Subject: [patch V2 02/46] x86/init: Remove unused init ops
From: Thomas Gleixner <tglx@...utronix.de>
Some past platform removal forgot to get rid of this unused ballast.
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
---
arch/x86/include/asm/mpspec.h | 10 ----------
arch/x86/include/asm/x86_init.h | 10 ----------
arch/x86/kernel/mpparse.c | 26 ++++----------------------
arch/x86/kernel/x86_init.c | 4 ----
4 files changed, 4 insertions(+), 46 deletions(-)
--- a/arch/x86/include/asm/mpspec.h
+++ b/arch/x86/include/asm/mpspec.h
@@ -67,21 +67,11 @@ static inline void find_smp_config(void)
#ifdef CONFIG_X86_MPPARSE
extern void e820__memblock_alloc_reserved_mpc_new(void);
extern int enable_update_mptable;
-extern int default_mpc_apic_id(struct mpc_cpu *m);
-extern void default_smp_read_mpc_oem(struct mpc_table *mpc);
-# ifdef CONFIG_X86_IO_APIC
-extern void default_mpc_oem_bus_info(struct mpc_bus *m, char *str);
-# else
-# define default_mpc_oem_bus_info NULL
-# endif
extern void default_find_smp_config(void);
extern void default_get_smp_config(unsigned int early);
#else
static inline void e820__memblock_alloc_reserved_mpc_new(void) { }
#define enable_update_mptable 0
-#define default_mpc_apic_id NULL
-#define default_smp_read_mpc_oem NULL
-#define default_mpc_oem_bus_info NULL
#define default_find_smp_config x86_init_noop
#define default_get_smp_config x86_init_uint_noop
#endif
--- a/arch/x86/include/asm/x86_init.h
+++ b/arch/x86/include/asm/x86_init.h
@@ -11,22 +11,12 @@ struct cpuinfo_x86;
/**
* struct x86_init_mpparse - platform specific mpparse ops
- * @mpc_record: platform specific mpc record accounting
* @setup_ioapic_ids: platform specific ioapic id override
- * @mpc_apic_id: platform specific mpc apic id assignment
- * @smp_read_mpc_oem: platform specific oem mpc table setup
- * @mpc_oem_pci_bus: platform specific pci bus setup (default NULL)
- * @mpc_oem_bus_info: platform specific mpc bus info
* @find_smp_config: find the smp configuration
* @get_smp_config: get the smp configuration
*/
struct x86_init_mpparse {
- void (*mpc_record)(unsigned int mode);
void (*setup_ioapic_ids)(void);
- int (*mpc_apic_id)(struct mpc_cpu *m);
- void (*smp_read_mpc_oem)(struct mpc_table *mpc);
- void (*mpc_oem_pci_bus)(struct mpc_bus *m);
- void (*mpc_oem_bus_info)(struct mpc_bus *m, char *name);
void (*find_smp_config)(void);
void (*get_smp_config)(unsigned int early);
};
--- a/arch/x86/kernel/mpparse.c
+++ b/arch/x86/kernel/mpparse.c
@@ -46,11 +46,6 @@ static int __init mpf_checksum(unsigned
return sum & 0xFF;
}
-int __init default_mpc_apic_id(struct mpc_cpu *m)
-{
- return m->apicid;
-}
-
static void __init MP_processor_info(struct mpc_cpu *m)
{
int apicid;
@@ -61,7 +56,7 @@ static void __init MP_processor_info(str
return;
}
- apicid = x86_init.mpparse.mpc_apic_id(m);
+ apicid = m->apicid;
if (m->cpuflag & CPU_BOOTPROCESSOR) {
bootup_cpu = " (Bootup-CPU)";
@@ -73,7 +68,7 @@ static void __init MP_processor_info(str
}
#ifdef CONFIG_X86_IO_APIC
-void __init default_mpc_oem_bus_info(struct mpc_bus *m, char *str)
+static void __init mpc_oem_bus_info(struct mpc_bus *m, char *str)
{
memcpy(str, m->bustype, 6);
str[6] = 0;
@@ -84,7 +79,7 @@ static void __init MP_bus_info(struct mp
{
char str[7];
- x86_init.mpparse.mpc_oem_bus_info(m, str);
+ mpc_oem_bus_info(m, str);
#if MAX_MP_BUSSES < 256
if (m->busid >= MAX_MP_BUSSES) {
@@ -100,9 +95,6 @@ static void __init MP_bus_info(struct mp
mp_bus_id_to_type[m->busid] = MP_BUS_ISA;
#endif
} else if (strncmp(str, BUSTYPE_PCI, sizeof(BUSTYPE_PCI) - 1) == 0) {
- if (x86_init.mpparse.mpc_oem_pci_bus)
- x86_init.mpparse.mpc_oem_pci_bus(m);
-
clear_bit(m->busid, mp_bus_not_pci);
#ifdef CONFIG_EISA
mp_bus_id_to_type[m->busid] = MP_BUS_PCI;
@@ -198,8 +190,6 @@ static void __init smp_dump_mptable(stru
1, mpc, mpc->length, 1);
}
-void __init default_smp_read_mpc_oem(struct mpc_table *mpc) { }
-
static int __init smp_read_mpc(struct mpc_table *mpc, unsigned early)
{
char str[16];
@@ -218,14 +208,7 @@ static int __init smp_read_mpc(struct mp
if (early)
return 1;
- if (mpc->oemptr)
- x86_init.mpparse.smp_read_mpc_oem(mpc);
-
- /*
- * Now process the configuration blocks.
- */
- x86_init.mpparse.mpc_record(0);
-
+ /* Now process the configuration blocks. */
while (count < mpc->length) {
switch (*mpt) {
case MP_PROCESSOR:
@@ -256,7 +239,6 @@ static int __init smp_read_mpc(struct mp
count = mpc->length;
break;
}
- x86_init.mpparse.mpc_record(1);
}
if (!num_processors)
--- a/arch/x86/kernel/x86_init.c
+++ b/arch/x86/kernel/x86_init.c
@@ -67,11 +67,7 @@ struct x86_init_ops x86_init __initdata
},
.mpparse = {
- .mpc_record = x86_init_uint_noop,
.setup_ioapic_ids = x86_init_noop,
- .mpc_apic_id = default_mpc_apic_id,
- .smp_read_mpc_oem = default_smp_read_mpc_oem,
- .mpc_oem_bus_info = default_mpc_oem_bus_info,
.find_smp_config = default_find_smp_config,
.get_smp_config = default_get_smp_config,
},
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