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Date: Wed, 30 Jul 2014 23:53:34 -0700 (PDT)
From: David Rientjes <rientjes@...gle.com>
To: Ingo Molnar <mingo@...hat.com>, "H. Peter Anvin" <hpa@...or.com>,
Thomas Gleixner <tglx@...utronix.de>
cc: Grant Likely <grant.likely@...aro.org>,
Andi Kleen <ak@...ux.intel.com>,
Paul Gortmaker <paul.gortmaker@...driver.com>,
Bjorn Helgaas <bhelgaas@...gle.com>,
Tony Luck <tony.luck@...el.com>,
Yinghai Lu <yinghai@...nel.org>,
Len Brown <len.brown@...el.com>,
Jiang Liu <jiang.liu@...ux.intel.com>,
linux-kernel@...r.kernel.org, x86@...nel.org
Subject: [patch 4/9] x86, apic: Remove mps_oem_check callback
Since commit b5660ba76b41 ("x86, platforms: Remove NUMAQ") removed NUMAQ,
the mps_oem_check() apic callback has been obsolete. Remove it.
This allows generic_mps_oem_check() to be removed as well.
Signed-off-by: David Rientjes <rientjes@...gle.com>
---
arch/x86/include/asm/apic.h | 7 -------
arch/x86/include/asm/mpspec.h | 2 --
arch/x86/kernel/apic/apic_flat_64.c | 2 --
arch/x86/kernel/apic/apic_noop.c | 2 --
arch/x86/kernel/apic/apic_numachip.c | 1 -
arch/x86/kernel/apic/bigsmp_32.c | 1 -
arch/x86/kernel/apic/probe_32.c | 25 +------------------------
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/kernel/mpparse.c | 3 ---
11 files changed, 1 insertion(+), 45 deletions(-)
diff --git a/arch/x86/include/asm/apic.h b/arch/x86/include/asm/apic.h
--- a/arch/x86/include/asm/apic.h
+++ b/arch/x86/include/asm/apic.h
@@ -309,13 +309,6 @@ struct apic {
void (*enable_apic_mode)(void);
int (*phys_pkg_id)(int cpuid_apic, int index_msb);
- /*
- * When one of the next two hooks returns 1 the apic
- * is switched to this. Essentially they are additional
- * probe functions:
- */
- int (*mps_oem_check)(struct mpc_table *mpc, char *oem, char *productid);
-
unsigned int (*get_apic_id)(unsigned long x);
unsigned long (*set_apic_id)(unsigned int id);
unsigned long apic_id_mask;
diff --git a/arch/x86/include/asm/mpspec.h b/arch/x86/include/asm/mpspec.h
--- a/arch/x86/include/asm/mpspec.h
+++ b/arch/x86/include/asm/mpspec.h
@@ -150,6 +150,4 @@ static inline void physid_set_mask_of_physid(int physid, physid_mask_t *map)
extern physid_mask_t phys_cpu_present_map;
-extern int generic_mps_oem_check(struct mpc_table *, char *, char *);
-
#endif /* _ASM_X86_MPSPEC_H */
diff --git a/arch/x86/kernel/apic/apic_flat_64.c b/arch/x86/kernel/apic/apic_flat_64.c
--- a/arch/x86/kernel/apic/apic_flat_64.c
+++ b/arch/x86/kernel/apic/apic_flat_64.c
@@ -182,7 +182,6 @@ static struct apic apic_flat = {
.check_phys_apicid_present = default_check_phys_apicid_present,
.enable_apic_mode = NULL,
.phys_pkg_id = flat_phys_pkg_id,
- .mps_oem_check = NULL,
.get_apic_id = flat_get_apic_id,
.set_apic_id = set_apic_id,
@@ -295,7 +294,6 @@ static struct apic apic_physflat = {
.check_phys_apicid_present = default_check_phys_apicid_present,
.enable_apic_mode = NULL,
.phys_pkg_id = flat_phys_pkg_id,
- .mps_oem_check = NULL,
.get_apic_id = flat_get_apic_id,
.set_apic_id = set_apic_id,
diff --git a/arch/x86/kernel/apic/apic_noop.c b/arch/x86/kernel/apic/apic_noop.c
--- a/arch/x86/kernel/apic/apic_noop.c
+++ b/arch/x86/kernel/apic/apic_noop.c
@@ -152,8 +152,6 @@ struct apic apic_noop = {
.phys_pkg_id = noop_phys_pkg_id,
- .mps_oem_check = NULL,
-
.get_apic_id = noop_get_apic_id,
.set_apic_id = NULL,
.apic_id_mask = 0x0F << 24,
diff --git a/arch/x86/kernel/apic/apic_numachip.c b/arch/x86/kernel/apic/apic_numachip.c
--- a/arch/x86/kernel/apic/apic_numachip.c
+++ b/arch/x86/kernel/apic/apic_numachip.c
@@ -231,7 +231,6 @@ static const struct apic apic_numachip __refconst = {
.check_phys_apicid_present = default_check_phys_apicid_present,
.enable_apic_mode = NULL,
.phys_pkg_id = numachip_phys_pkg_id,
- .mps_oem_check = NULL,
.get_apic_id = get_apic_id,
.set_apic_id = set_apic_id,
diff --git a/arch/x86/kernel/apic/bigsmp_32.c b/arch/x86/kernel/apic/bigsmp_32.c
--- a/arch/x86/kernel/apic/bigsmp_32.c
+++ b/arch/x86/kernel/apic/bigsmp_32.c
@@ -182,7 +182,6 @@ static struct apic apic_bigsmp = {
.check_phys_apicid_present = bigsmp_check_phys_apicid_present,
.enable_apic_mode = NULL,
.phys_pkg_id = bigsmp_phys_pkg_id,
- .mps_oem_check = NULL,
.get_apic_id = bigsmp_get_apic_id,
.set_apic_id = NULL,
diff --git a/arch/x86/kernel/apic/probe_32.c b/arch/x86/kernel/apic/probe_32.c
--- a/arch/x86/kernel/apic/probe_32.c
+++ b/arch/x86/kernel/apic/probe_32.c
@@ -102,7 +102,6 @@ static struct apic apic_default = {
.check_phys_apicid_present = default_check_phys_apicid_present,
.enable_apic_mode = NULL,
.phys_pkg_id = default_phys_pkg_id,
- .mps_oem_check = NULL,
.get_apic_id = default_get_apic_id,
.set_apic_id = NULL,
@@ -210,29 +209,7 @@ void __init generic_apic_probe(void)
printk(KERN_INFO "Using APIC driver %s\n", apic->name);
}
-/* These functions can switch the APIC even after the initial ->probe() */
-
-int __init
-generic_mps_oem_check(struct mpc_table *mpc, char *oem, char *productid)
-{
- struct apic **drv;
-
- for (drv = __apicdrivers; drv < __apicdrivers_end; drv++) {
- if (!((*drv)->mps_oem_check))
- continue;
- if (!(*drv)->mps_oem_check(mpc, oem, productid))
- continue;
-
- if (!cmdline_apic) {
- apic = *drv;
- printk(KERN_INFO "Switched to APIC driver `%s'.\n",
- apic->name);
- }
- return 1;
- }
- return 0;
-}
-
+/* This function can switch the APIC even after the initial ->probe() */
int __init default_acpi_madt_oem_check(char *oem_id, char *oem_table_id)
{
struct apic **drv;
diff --git a/arch/x86/kernel/apic/x2apic_cluster.c b/arch/x86/kernel/apic/x2apic_cluster.c
--- a/arch/x86/kernel/apic/x2apic_cluster.c
+++ b/arch/x86/kernel/apic/x2apic_cluster.c
@@ -263,7 +263,6 @@ static struct apic apic_x2apic_cluster = {
.check_phys_apicid_present = default_check_phys_apicid_present,
.enable_apic_mode = NULL,
.phys_pkg_id = x2apic_phys_pkg_id,
- .mps_oem_check = NULL,
.get_apic_id = x2apic_get_apic_id,
.set_apic_id = x2apic_set_apic_id,
diff --git a/arch/x86/kernel/apic/x2apic_phys.c b/arch/x86/kernel/apic/x2apic_phys.c
--- a/arch/x86/kernel/apic/x2apic_phys.c
+++ b/arch/x86/kernel/apic/x2apic_phys.c
@@ -117,7 +117,6 @@ static struct apic apic_x2apic_phys = {
.check_phys_apicid_present = default_check_phys_apicid_present,
.enable_apic_mode = NULL,
.phys_pkg_id = x2apic_phys_pkg_id,
- .mps_oem_check = NULL,
.get_apic_id = x2apic_get_apic_id,
.set_apic_id = x2apic_set_apic_id,
diff --git a/arch/x86/kernel/apic/x2apic_uv_x.c b/arch/x86/kernel/apic/x2apic_uv_x.c
--- a/arch/x86/kernel/apic/x2apic_uv_x.c
+++ b/arch/x86/kernel/apic/x2apic_uv_x.c
@@ -379,7 +379,6 @@ static struct apic __refdata apic_x2apic_uv_x = {
.check_phys_apicid_present = default_check_phys_apicid_present,
.enable_apic_mode = NULL,
.phys_pkg_id = uv_phys_pkg_id,
- .mps_oem_check = NULL,
.get_apic_id = x2apic_get_apic_id,
.set_apic_id = set_apic_id,
diff --git a/arch/x86/kernel/mpparse.c b/arch/x86/kernel/mpparse.c
--- a/arch/x86/kernel/mpparse.c
+++ b/arch/x86/kernel/mpparse.c
@@ -216,9 +216,6 @@ static int __init smp_read_mpc(struct mpc_table *mpc, unsigned early)
if (!smp_check_mpc(mpc, oem, str))
return 0;
-#ifdef CONFIG_X86_32
- generic_mps_oem_check(mpc, oem, str);
-#endif
/* Initialize the lapic mapping */
if (!acpi_lapic)
register_lapic_address(mpc->lapic);
--
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