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Subject[PATCH 3/5] x86: mp_bus_id_to_pci_bus is not needed
Date
Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de>
---

arch/x86/kernel/io_apic_32.c | 2 +-
arch/x86/kernel/io_apic_64.c | 2 +-
arch/x86/kernel/mpparse.c | 10 ----------
include/asm-x86/mpspec.h | 2 --
4 files changed, 2 insertions(+), 14 deletions(-)


diff --git a/arch/x86/kernel/io_apic_32.c b/arch/x86/kernel/io_apic_32.c
index 3037aa4..01dfe7c 100644
--- a/arch/x86/kernel/io_apic_32.c
+++ b/arch/x86/kernel/io_apic_32.c
@@ -864,7 +864,7 @@ int IO_APIC_get_PCI_irq_vector(int bus, int slot, int pin)

apic_printk(APIC_DEBUG, "querying PCI -> IRQ mapping bus:%d, "
"slot:%d, pin:%d.\n", bus, slot, pin);
- if (mp_bus_id_to_pci_bus[bus] == -1) {
+ if (test_bit(bus, mp_bus_not_pci)) {
printk(KERN_WARNING "PCI BIOS passed nonexistent PCI bus %d!\n", bus);
return -1;
}
diff --git a/arch/x86/kernel/io_apic_64.c b/arch/x86/kernel/io_apic_64.c
index 416154d..e7f7ea7 100644
--- a/arch/x86/kernel/io_apic_64.c
+++ b/arch/x86/kernel/io_apic_64.c
@@ -520,7 +520,7 @@ int IO_APIC_get_PCI_irq_vector(int bus, int slot, int pin)

apic_printk(APIC_DEBUG, "querying PCI -> IRQ mapping bus:%d, slot:%d, pin:%d.\n",
bus, slot, pin);
- if (mp_bus_id_to_pci_bus[bus] == -1) {
+ if (test_bit(bus, mp_bus_not_pci)) {
apic_printk(APIC_VERBOSE, "PCI BIOS passed nonexistent PCI bus %d!\n", bus);
return -1;
}
diff --git a/arch/x86/kernel/mpparse.c b/arch/x86/kernel/mpparse.c
index d67cd76..83dfd66 100644
--- a/arch/x86/kernel/mpparse.c
+++ b/arch/x86/kernel/mpparse.c
@@ -41,13 +41,6 @@ int mp_bus_id_to_type[MAX_MP_BUSSES];
#endif

DECLARE_BITMAP(mp_bus_not_pci, MAX_MP_BUSSES);
-int mp_bus_id_to_pci_bus[MAX_MP_BUSSES] = {[0 ... MAX_MP_BUSSES - 1] = -1 };
-
-static int mp_current_pci_id;
-
-/*
- * Intel MP BIOS table parsing routines:
- */

/*
* Checksum an MP configuration block.
@@ -101,7 +94,6 @@ static void __cpuinit MP_processor_info(struct mpc_config_processor *m)
static void __init MP_bus_info(struct mpc_config_bus *m)
{
char str[7];
-
memcpy(str, m->mpc_bustype, 6);
str[6] = 0;

@@ -130,8 +122,6 @@ static void __init MP_bus_info(struct mpc_config_bus *m)
mpc_oem_pci_bus(m, translation_table[mpc_record]);
#endif
clear_bit(m->mpc_busid, mp_bus_not_pci);
- mp_bus_id_to_pci_bus[m->mpc_busid] = mp_current_pci_id;
- mp_current_pci_id++;
#if defined(CONFIG_EISA) || defined (CONFIG_MCA)
mp_bus_id_to_type[m->mpc_busid] = MP_BUS_PCI;
} else if (strncmp(str, BUSTYPE_EISA, sizeof(BUSTYPE_EISA) - 1) == 0) {
diff --git a/include/asm-x86/mpspec.h b/include/asm-x86/mpspec.h
index 57a991b..b785ddd 100644
--- a/include/asm-x86/mpspec.h
+++ b/include/asm-x86/mpspec.h
@@ -32,8 +32,6 @@ extern int mp_bus_id_to_type[MAX_MP_BUSSES];

extern DECLARE_BITMAP(mp_bus_not_pci, MAX_MP_BUSSES);

-extern int mp_bus_id_to_pci_bus[MAX_MP_BUSSES];
-
extern unsigned int boot_cpu_physical_apicid;
extern int smp_found_config;
extern int mpc_default_type;


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