aboutsummaryrefslogtreecommitdiff
path: root/arch/x86/kernel
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86/kernel')
-rw-r--r--arch/x86/kernel/acpi/boot.c8
-rw-r--r--arch/x86/kernel/cpu/common.c20
-rw-r--r--arch/x86/kernel/cpuid.c2
-rw-r--r--arch/x86/kernel/e820_64.c23
-rw-r--r--arch/x86/kernel/early_printk.c2
-rw-r--r--arch/x86/kernel/efi_64.c2
-rw-r--r--arch/x86/kernel/head64.c6
-rw-r--r--arch/x86/kernel/microcode.c2
-rw-r--r--arch/x86/kernel/msr.c2
-rw-r--r--arch/x86/kernel/pci-calgary_64.c4
-rw-r--r--arch/x86/kernel/setup_64.c3
-rw-r--r--arch/x86/kernel/smpboot_64.c2
-rw-r--r--arch/x86/kernel/topology.c3
13 files changed, 46 insertions, 33 deletions
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index 0ca27c7b0e8..d2a58431a07 100644
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -496,7 +496,8 @@ EXPORT_SYMBOL(acpi_register_gsi);
* ACPI based hotplug support for CPU
*/
#ifdef CONFIG_ACPI_HOTPLUG_CPU
-int acpi_map_lsapic(acpi_handle handle, int *pcpu)
+
+static int __cpuinit _acpi_map_lsapic(acpi_handle handle, int *pcpu)
{
struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
union acpi_object *obj;
@@ -551,6 +552,11 @@ int acpi_map_lsapic(acpi_handle handle, int *pcpu)
return 0;
}
+/* wrapper to silence section mismatch warning */
+int __ref acpi_map_lsapic(acpi_handle handle, int *pcpu)
+{
+ return _acpi_map_lsapic(handle, pcpu);
+}
EXPORT_SYMBOL(acpi_map_lsapic);
int acpi_unmap_lsapic(int cpu)
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index d608c9ebbfe..b7b2142b58e 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -258,10 +258,10 @@ static int __cpuinit have_cpuid_p(void)
void __init cpu_detect(struct cpuinfo_x86 *c)
{
/* Get vendor name */
- cpuid(0x00000000, &c->cpuid_level,
- (int *)&c->x86_vendor_id[0],
- (int *)&c->x86_vendor_id[8],
- (int *)&c->x86_vendor_id[4]);
+ cpuid(0x00000000, (unsigned int *)&c->cpuid_level,
+ (unsigned int *)&c->x86_vendor_id[0],
+ (unsigned int *)&c->x86_vendor_id[8],
+ (unsigned int *)&c->x86_vendor_id[4]);
c->x86 = 4;
if (c->cpuid_level >= 0x00000001) {
@@ -283,7 +283,7 @@ void __init cpu_detect(struct cpuinfo_x86 *c)
static void __cpuinit early_get_cap(struct cpuinfo_x86 *c)
{
u32 tfms, xlvl;
- int ebx;
+ unsigned int ebx;
memset(&c->x86_capability, 0, sizeof c->x86_capability);
if (have_cpuid_p()) {
@@ -343,14 +343,14 @@ static void __init early_cpu_detect(void)
static void __cpuinit generic_identify(struct cpuinfo_x86 * c)
{
u32 tfms, xlvl;
- int ebx;
+ unsigned int ebx;
if (have_cpuid_p()) {
/* Get vendor name */
- cpuid(0x00000000, &c->cpuid_level,
- (int *)&c->x86_vendor_id[0],
- (int *)&c->x86_vendor_id[8],
- (int *)&c->x86_vendor_id[4]);
+ cpuid(0x00000000, (unsigned int *)&c->cpuid_level,
+ (unsigned int *)&c->x86_vendor_id[0],
+ (unsigned int *)&c->x86_vendor_id[8],
+ (unsigned int *)&c->x86_vendor_id[4]);
get_cpu_vendor(c, 0);
/* Initialize the standard set of capabilities */
diff --git a/arch/x86/kernel/cpuid.c b/arch/x86/kernel/cpuid.c
index dec66e45281..a63432d800f 100644
--- a/arch/x86/kernel/cpuid.c
+++ b/arch/x86/kernel/cpuid.c
@@ -170,7 +170,7 @@ static int __cpuinit cpuid_class_cpu_callback(struct notifier_block *nfb,
return err ? NOTIFY_BAD : NOTIFY_OK;
}
-static struct notifier_block __cpuinitdata cpuid_class_cpu_notifier =
+static struct notifier_block __refdata cpuid_class_cpu_notifier =
{
.notifier_call = cpuid_class_cpu_callback,
};
diff --git a/arch/x86/kernel/e820_64.c b/arch/x86/kernel/e820_64.c
index c617174e896..9f65b4cc323 100644
--- a/arch/x86/kernel/e820_64.c
+++ b/arch/x86/kernel/e820_64.c
@@ -54,30 +54,33 @@ static unsigned long __initdata end_user_pfn = MAXMEM>>PAGE_SHIFT;
struct early_res {
unsigned long start, end;
+ char name[16];
};
static struct early_res early_res[MAX_EARLY_RES] __initdata = {
- { 0, PAGE_SIZE }, /* BIOS data page */
+ { 0, PAGE_SIZE, "BIOS data page" }, /* BIOS data page */
#ifdef CONFIG_SMP
- { SMP_TRAMPOLINE_BASE, SMP_TRAMPOLINE_BASE + 2*PAGE_SIZE },
+ { SMP_TRAMPOLINE_BASE, SMP_TRAMPOLINE_BASE + 2*PAGE_SIZE, "SMP_TRAMPOLINE" },
#endif
{}
};
-void __init reserve_early(unsigned long start, unsigned long end)
+void __init reserve_early(unsigned long start, unsigned long end, char *name)
{
int i;
struct early_res *r;
for (i = 0; i < MAX_EARLY_RES && early_res[i].end; i++) {
r = &early_res[i];
if (end > r->start && start < r->end)
- panic("Overlapping early reservations %lx-%lx to %lx-%lx\n",
- start, end, r->start, r->end);
+ panic("Overlapping early reservations %lx-%lx %s to %lx-%lx %s\n",
+ start, end - 1, name?name:"", r->start, r->end - 1, r->name);
}
if (i >= MAX_EARLY_RES)
panic("Too many early reservations");
r = &early_res[i];
r->start = start;
r->end = end;
+ if (name)
+ strncpy(r->name, name, sizeof(r->name) - 1);
}
void __init early_res_to_bootmem(void)
@@ -85,6 +88,8 @@ void __init early_res_to_bootmem(void)
int i;
for (i = 0; i < MAX_EARLY_RES && early_res[i].end; i++) {
struct early_res *r = &early_res[i];
+ printk(KERN_INFO "early res: %d [%lx-%lx] %s\n", i,
+ r->start, r->end - 1, r->name);
reserve_bootmem_generic(r->start, r->end - r->start);
}
}
@@ -166,12 +171,13 @@ int __init e820_all_mapped(unsigned long start, unsigned long end,
}
/*
- * Find a free area in a specific range.
+ * Find a free area with specified alignment in a specific range.
*/
unsigned long __init find_e820_area(unsigned long start, unsigned long end,
- unsigned size)
+ unsigned size, unsigned long align)
{
int i;
+ unsigned long mask = ~(align - 1);
for (i = 0; i < e820.nr_map; i++) {
struct e820entry *ei = &e820.map[i];
@@ -185,7 +191,8 @@ unsigned long __init find_e820_area(unsigned long start, unsigned long end,
continue;
while (bad_addr(&addr, size) && addr+size <= ei->addr+ei->size)
;
- last = PAGE_ALIGN(addr) + size;
+ addr = (addr + align - 1) & mask;
+ last = addr + size;
if (last > ei->addr + ei->size)
continue;
if (last > end)
diff --git a/arch/x86/kernel/early_printk.c b/arch/x86/kernel/early_printk.c
index b7d6c23f287..cff84cd9987 100644
--- a/arch/x86/kernel/early_printk.c
+++ b/arch/x86/kernel/early_printk.c
@@ -193,7 +193,7 @@ static struct console simnow_console = {
};
/* Direct interface for emergencies */
-struct console *early_console = &early_vga_console;
+static struct console *early_console = &early_vga_console;
static int early_console_initialized = 0;
void early_printk(const char *fmt, ...)
diff --git a/arch/x86/kernel/efi_64.c b/arch/x86/kernel/efi_64.c
index 4b73992c1e1..674f2379480 100644
--- a/arch/x86/kernel/efi_64.c
+++ b/arch/x86/kernel/efi_64.c
@@ -44,7 +44,7 @@ static void __init early_mapping_set_exec(unsigned long start,
int executable)
{
pte_t *kpte;
- int level;
+ unsigned int level;
while (start < end) {
kpte = lookup_address((unsigned long)__va(start), &level);
diff --git a/arch/x86/kernel/head64.c b/arch/x86/kernel/head64.c
index a317336cdea..24dbf56928d 100644
--- a/arch/x86/kernel/head64.c
+++ b/arch/x86/kernel/head64.c
@@ -75,7 +75,7 @@ static __init void reserve_ebda(void)
if (ebda_size > 64*1024)
ebda_size = 64*1024;
- reserve_early(ebda_addr, ebda_addr + ebda_size);
+ reserve_early(ebda_addr, ebda_addr + ebda_size, "EBDA");
}
void __init x86_64_start_kernel(char * real_mode_data)
@@ -105,14 +105,14 @@ void __init x86_64_start_kernel(char * real_mode_data)
pda_init(0);
copy_bootdata(__va(real_mode_data));
- reserve_early(__pa_symbol(&_text), __pa_symbol(&_end));
+ reserve_early(__pa_symbol(&_text), __pa_symbol(&_end), "TEXT DATA BSS");
/* Reserve INITRD */
if (boot_params.hdr.type_of_loader && boot_params.hdr.ramdisk_image) {
unsigned long ramdisk_image = boot_params.hdr.ramdisk_image;
unsigned long ramdisk_size = boot_params.hdr.ramdisk_size;
unsigned long ramdisk_end = ramdisk_image + ramdisk_size;
- reserve_early(ramdisk_image, ramdisk_end);
+ reserve_early(ramdisk_image, ramdisk_end, "RAMDISK");
}
reserve_ebda();
diff --git a/arch/x86/kernel/microcode.c b/arch/x86/kernel/microcode.c
index 6ff447f9fda..f2702d01b8a 100644
--- a/arch/x86/kernel/microcode.c
+++ b/arch/x86/kernel/microcode.c
@@ -797,7 +797,7 @@ mc_cpu_callback(struct notifier_block *nb, unsigned long action, void *hcpu)
return NOTIFY_OK;
}
-static struct notifier_block __cpuinitdata mc_cpu_notifier = {
+static struct notifier_block __refdata mc_cpu_notifier = {
.notifier_call = mc_cpu_callback,
};
diff --git a/arch/x86/kernel/msr.c b/arch/x86/kernel/msr.c
index 21f6e3c0be1..bd82850e651 100644
--- a/arch/x86/kernel/msr.c
+++ b/arch/x86/kernel/msr.c
@@ -168,7 +168,7 @@ static int __cpuinit msr_class_cpu_callback(struct notifier_block *nfb,
return err ? NOTIFY_BAD : NOTIFY_OK;
}
-static struct notifier_block __cpuinitdata msr_class_cpu_notifier = {
+static struct notifier_block __refdata msr_class_cpu_notifier = {
.notifier_call = msr_class_cpu_callback,
};
diff --git a/arch/x86/kernel/pci-calgary_64.c b/arch/x86/kernel/pci-calgary_64.c
index 21f34db2c03..1fe7f043ebd 100644
--- a/arch/x86/kernel/pci-calgary_64.c
+++ b/arch/x86/kernel/pci-calgary_64.c
@@ -1006,7 +1006,7 @@ static void __init calgary_set_split_completion_timeout(void __iomem *bbar,
readq(target); /* flush */
}
-static void calioc2_handle_quirks(struct iommu_table *tbl, struct pci_dev *dev)
+static void __init calioc2_handle_quirks(struct iommu_table *tbl, struct pci_dev *dev)
{
unsigned char busnum = dev->bus->number;
void __iomem *bbar = tbl->bbar;
@@ -1022,7 +1022,7 @@ static void calioc2_handle_quirks(struct iommu_table *tbl, struct pci_dev *dev)
writel(cpu_to_be32(val), target);
}
-static void calgary_handle_quirks(struct iommu_table *tbl, struct pci_dev *dev)
+static void __init calgary_handle_quirks(struct iommu_table *tbl, struct pci_dev *dev)
{
unsigned char busnum = dev->bus->number;
diff --git a/arch/x86/kernel/setup_64.c b/arch/x86/kernel/setup_64.c
index 77fb87bf6e5..18df70c534b 100644
--- a/arch/x86/kernel/setup_64.c
+++ b/arch/x86/kernel/setup_64.c
@@ -182,7 +182,8 @@ contig_initmem_init(unsigned long start_pfn, unsigned long end_pfn)
unsigned long bootmap_size, bootmap;
bootmap_size = bootmem_bootmap_pages(end_pfn)<<PAGE_SHIFT;
- bootmap = find_e820_area(0, end_pfn<<PAGE_SHIFT, bootmap_size);
+ bootmap = find_e820_area(0, end_pfn<<PAGE_SHIFT, bootmap_size,
+ PAGE_SIZE);
if (bootmap == -1L)
panic("Cannot find bootmem map of size %ld\n", bootmap_size);
bootmap_size = init_bootmem(bootmap >> PAGE_SHIFT, end_pfn);
diff --git a/arch/x86/kernel/smpboot_64.c b/arch/x86/kernel/smpboot_64.c
index cc64b8085c2..d53bd6fcb42 100644
--- a/arch/x86/kernel/smpboot_64.c
+++ b/arch/x86/kernel/smpboot_64.c
@@ -1019,7 +1019,7 @@ static void remove_siblinginfo(int cpu)
cpu_clear(cpu, cpu_sibling_setup_map);
}
-void remove_cpu_from_maps(void)
+static void __ref remove_cpu_from_maps(void)
{
int cpu = smp_processor_id();
diff --git a/arch/x86/kernel/topology.c b/arch/x86/kernel/topology.c
index 78cbb655aa7..e6757aaa202 100644
--- a/arch/x86/kernel/topology.c
+++ b/arch/x86/kernel/topology.c
@@ -57,11 +57,10 @@ void arch_unregister_cpu(int num)
}
EXPORT_SYMBOL(arch_unregister_cpu);
#else
-int arch_register_cpu(int num)
+static int __init arch_register_cpu(int num)
{
return register_cpu(&per_cpu(cpu_devices, num).cpu, num);
}
-EXPORT_SYMBOL(arch_register_cpu);
#endif /*CONFIG_HOTPLUG_CPU*/
static int __init topology_init(void)
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-23 05:15:08 +0000