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-rw-r--r--arch/x86/kernel/amd_iommu_init.c16
-rw-r--r--arch/x86/kernel/cpu/common.c2
-rw-r--r--arch/x86/kernel/cpu/mcheck/mce_intel_64.c10
-rw-r--r--arch/x86/kernel/cpu/proc.c2
-rw-r--r--arch/x86/kernel/e820.c11
-rw-r--r--arch/x86/kernel/kgdb.c3
-rw-r--r--arch/x86/kernel/machine_kexec_32.c4
-rw-r--r--arch/x86/kernel/machine_kexec_64.c4
8 files changed, 29 insertions, 23 deletions
diff --git a/arch/x86/kernel/amd_iommu_init.c b/arch/x86/kernel/amd_iommu_init.c
index 42c33cebf00f..8c0be0902dac 100644
--- a/arch/x86/kernel/amd_iommu_init.c
+++ b/arch/x86/kernel/amd_iommu_init.c
@@ -49,10 +49,10 @@
#define IVHD_DEV_EXT_SELECT 0x46
#define IVHD_DEV_EXT_SELECT_RANGE 0x47
-#define IVHD_FLAG_HT_TUN_EN 0x00
-#define IVHD_FLAG_PASSPW_EN 0x01
-#define IVHD_FLAG_RESPASSPW_EN 0x02
-#define IVHD_FLAG_ISOC_EN 0x03
+#define IVHD_FLAG_HT_TUN_EN_MASK 0x01
+#define IVHD_FLAG_PASSPW_EN_MASK 0x02
+#define IVHD_FLAG_RESPASSPW_EN_MASK 0x04
+#define IVHD_FLAG_ISOC_EN_MASK 0x08
#define IVMD_FLAG_EXCL_RANGE 0x08
#define IVMD_FLAG_UNITY_MAP 0x01
@@ -569,19 +569,19 @@ static void __init init_iommu_from_acpi(struct amd_iommu *iommu,
* First set the recommended feature enable bits from ACPI
* into the IOMMU control registers
*/
- h->flags & IVHD_FLAG_HT_TUN_EN ?
+ h->flags & IVHD_FLAG_HT_TUN_EN_MASK ?
iommu_feature_enable(iommu, CONTROL_HT_TUN_EN) :
iommu_feature_disable(iommu, CONTROL_HT_TUN_EN);
- h->flags & IVHD_FLAG_PASSPW_EN ?
+ h->flags & IVHD_FLAG_PASSPW_EN_MASK ?
iommu_feature_enable(iommu, CONTROL_PASSPW_EN) :
iommu_feature_disable(iommu, CONTROL_PASSPW_EN);
- h->flags & IVHD_FLAG_RESPASSPW_EN ?
+ h->flags & IVHD_FLAG_RESPASSPW_EN_MASK ?
iommu_feature_enable(iommu, CONTROL_RESPASSPW_EN) :
iommu_feature_disable(iommu, CONTROL_RESPASSPW_EN);
- h->flags & IVHD_FLAG_ISOC_EN ?
+ h->flags & IVHD_FLAG_ISOC_EN_MASK ?
iommu_feature_enable(iommu, CONTROL_ISOC_EN) :
iommu_feature_disable(iommu, CONTROL_ISOC_EN);
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index c4f667896c28..c1caefc82e62 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -1203,6 +1203,8 @@ void __cpuinit cpu_init(void)
load_TR_desc();
load_LDT(&init_mm.context);
+ t->x86_tss.io_bitmap_base = offsetof(struct tss_struct, io_bitmap);
+
#ifdef CONFIG_DOUBLEFAULT
/* Set up doublefault TSS pointer in the GDT */
__set_tss_desc(cpu, GDT_ENTRY_DOUBLEFAULT_TSS, &doublefault_tss);
diff --git a/arch/x86/kernel/cpu/mcheck/mce_intel_64.c b/arch/x86/kernel/cpu/mcheck/mce_intel_64.c
index d6b72df89d69..cef3ee30744b 100644
--- a/arch/x86/kernel/cpu/mcheck/mce_intel_64.c
+++ b/arch/x86/kernel/cpu/mcheck/mce_intel_64.c
@@ -151,10 +151,11 @@ static void print_update(char *type, int *hdr, int num)
static void cmci_discover(int banks, int boot)
{
unsigned long *owned = (void *)&__get_cpu_var(mce_banks_owned);
+ unsigned long flags;
int hdr = 0;
int i;
- spin_lock(&cmci_discover_lock);
+ spin_lock_irqsave(&cmci_discover_lock, flags);
for (i = 0; i < banks; i++) {
u64 val;
@@ -184,7 +185,7 @@ static void cmci_discover(int banks, int boot)
WARN_ON(!test_bit(i, __get_cpu_var(mce_poll_banks)));
}
}
- spin_unlock(&cmci_discover_lock);
+ spin_unlock_irqrestore(&cmci_discover_lock, flags);
if (hdr)
printk(KERN_CONT "\n");
}
@@ -211,13 +212,14 @@ void cmci_recheck(void)
*/
void cmci_clear(void)
{
+ unsigned long flags;
int i;
int banks;
u64 val;
if (!cmci_supported(&banks))
return;
- spin_lock(&cmci_discover_lock);
+ spin_lock_irqsave(&cmci_discover_lock, flags);
for (i = 0; i < banks; i++) {
if (!test_bit(i, __get_cpu_var(mce_banks_owned)))
continue;
@@ -227,7 +229,7 @@ void cmci_clear(void)
wrmsrl(MSR_IA32_MC0_CTL2 + i, val);
__clear_bit(i, __get_cpu_var(mce_banks_owned));
}
- spin_unlock(&cmci_discover_lock);
+ spin_unlock_irqrestore(&cmci_discover_lock, flags);
}
/*
diff --git a/arch/x86/kernel/cpu/proc.c b/arch/x86/kernel/cpu/proc.c
index f93047fed791..d5e30397246b 100644
--- a/arch/x86/kernel/cpu/proc.c
+++ b/arch/x86/kernel/cpu/proc.c
@@ -14,7 +14,7 @@ static void show_cpuinfo_core(struct seq_file *m, struct cpuinfo_x86 *c,
if (c->x86_max_cores * smp_num_siblings > 1) {
seq_printf(m, "physical id\t: %d\n", c->phys_proc_id);
seq_printf(m, "siblings\t: %d\n",
- cpumask_weight(cpu_sibling_mask(cpu)));
+ cpumask_weight(cpu_core_mask(cpu)));
seq_printf(m, "core id\t\t: %d\n", c->cpu_core_id);
seq_printf(m, "cpu cores\t: %d\n", c->booted_cores);
seq_printf(m, "apicid\t\t: %d\n", c->apicid);
diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c
index ef2c3563357d..006281302925 100644
--- a/arch/x86/kernel/e820.c
+++ b/arch/x86/kernel/e820.c
@@ -1074,12 +1074,13 @@ u64 __init early_reserve_e820(u64 startt, u64 sizet, u64 align)
u64 addr;
u64 start;
- start = startt;
- while (size < sizet && (start + 1))
+ for (start = startt; ; start += size) {
start = find_e820_area_size(start, &size, align);
-
- if (size < sizet)
- return 0;
+ if (!(start + 1))
+ return 0;
+ if (size >= sizet)
+ break;
+ }
#ifdef CONFIG_X86_32
if (start >= MAXMEM)
diff --git a/arch/x86/kernel/kgdb.c b/arch/x86/kernel/kgdb.c
index eedfaebe1063..b1f4dffb919e 100644
--- a/arch/x86/kernel/kgdb.c
+++ b/arch/x86/kernel/kgdb.c
@@ -88,6 +88,7 @@ void pt_regs_to_gdb_regs(unsigned long *gdb_regs, struct pt_regs *regs)
gdb_regs[GDB_SS] = __KERNEL_DS;
gdb_regs[GDB_FS] = 0xFFFF;
gdb_regs[GDB_GS] = 0xFFFF;
+ gdb_regs[GDB_SP] = (int)&regs->sp;
#else
gdb_regs[GDB_R8] = regs->r8;
gdb_regs[GDB_R9] = regs->r9;
@@ -100,8 +101,8 @@ void pt_regs_to_gdb_regs(unsigned long *gdb_regs, struct pt_regs *regs)
gdb_regs32[GDB_PS] = regs->flags;
gdb_regs32[GDB_CS] = regs->cs;
gdb_regs32[GDB_SS] = regs->ss;
-#endif
gdb_regs[GDB_SP] = regs->sp;
+#endif
}
/**
diff --git a/arch/x86/kernel/machine_kexec_32.c b/arch/x86/kernel/machine_kexec_32.c
index e7368c1da01d..c1c429d00130 100644
--- a/arch/x86/kernel/machine_kexec_32.c
+++ b/arch/x86/kernel/machine_kexec_32.c
@@ -194,7 +194,7 @@ void machine_kexec(struct kimage *image)
unsigned int preserve_context);
#ifdef CONFIG_KEXEC_JUMP
- if (kexec_image->preserve_context)
+ if (image->preserve_context)
save_processor_state();
#endif
@@ -253,7 +253,7 @@ void machine_kexec(struct kimage *image)
image->preserve_context);
#ifdef CONFIG_KEXEC_JUMP
- if (kexec_image->preserve_context)
+ if (image->preserve_context)
restore_processor_state();
#endif
diff --git a/arch/x86/kernel/machine_kexec_64.c b/arch/x86/kernel/machine_kexec_64.c
index 89cea4d44679..84c3bf209e98 100644
--- a/arch/x86/kernel/machine_kexec_64.c
+++ b/arch/x86/kernel/machine_kexec_64.c
@@ -274,7 +274,7 @@ void machine_kexec(struct kimage *image)
int save_ftrace_enabled;
#ifdef CONFIG_KEXEC_JUMP
- if (kexec_image->preserve_context)
+ if (image->preserve_context)
save_processor_state();
#endif
@@ -333,7 +333,7 @@ void machine_kexec(struct kimage *image)
image->preserve_context);
#ifdef CONFIG_KEXEC_JUMP
- if (kexec_image->preserve_context)
+ if (image->preserve_context)
restore_processor_state();
#endif
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-22 06:58:38 +0000