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authorLinus Torvalds <torvalds@linux-foundation.org>2010-09-08 11:14:10 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-09-08 11:14:10 -0700
commit1faa6ec8ccbde8c4f0237be80473a4294ebf8289 (patch)
tree7348fad546bbedddcb83d1282d9815e7e0fd2e15
parent79637a41e466bbe7dfe394bac3c9d86a92fd55b1 (diff)
parent1389298f7d14f179c2fa4b4b343079bd56082c70 (diff)
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Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: x86, mcheck: Avoid duplicate sysfs links/files for thresholding banks io-mapping: Fix the address space annotations x86: Fix the address space annotations of iomap_atomic_prot_pfn() x86, mm: Fix CONFIG_VMSPLIT_1G and 2G_OPT trampoline x86, hwmon: Fix unsafe smp_processor_id() in thermal_throttle_add_dev
-rw-r--r--arch/x86/include/asm/iomap.h4
-rw-r--r--arch/x86/kernel/cpu/mcheck/mce_amd.c4
-rw-r--r--arch/x86/kernel/cpu/mcheck/therm_throt.c9
-rw-r--r--arch/x86/kernel/trampoline.c3
-rw-r--r--arch/x86/mm/iomap_32.c6
-rw-r--r--include/linux/io-mapping.h24
6 files changed, 25 insertions, 25 deletions
diff --git a/arch/x86/include/asm/iomap.h b/arch/x86/include/asm/iomap.h
index f35eb45d657..c4191b3b705 100644
--- a/arch/x86/include/asm/iomap.h
+++ b/arch/x86/include/asm/iomap.h
@@ -26,11 +26,11 @@
#include <asm/pgtable.h>
#include <asm/tlbflush.h>
-void *
+void __iomem *
iomap_atomic_prot_pfn(unsigned long pfn, enum km_type type, pgprot_t prot);
void
-iounmap_atomic(void *kvaddr, enum km_type type);
+iounmap_atomic(void __iomem *kvaddr, enum km_type type);
int
iomap_create_wc(resource_size_t base, unsigned long size, pgprot_t *prot);
diff --git a/arch/x86/kernel/cpu/mcheck/mce_amd.c b/arch/x86/kernel/cpu/mcheck/mce_amd.c
index 224392d8fe8..5e975298fa8 100644
--- a/arch/x86/kernel/cpu/mcheck/mce_amd.c
+++ b/arch/x86/kernel/cpu/mcheck/mce_amd.c
@@ -530,7 +530,7 @@ static __cpuinit int threshold_create_bank(unsigned int cpu, unsigned int bank)
err = -ENOMEM;
goto out;
}
- if (!alloc_cpumask_var(&b->cpus, GFP_KERNEL)) {
+ if (!zalloc_cpumask_var(&b->cpus, GFP_KERNEL)) {
kfree(b);
err = -ENOMEM;
goto out;
@@ -543,7 +543,7 @@ static __cpuinit int threshold_create_bank(unsigned int cpu, unsigned int bank)
#ifndef CONFIG_SMP
cpumask_setall(b->cpus);
#else
- cpumask_copy(b->cpus, c->llc_shared_map);
+ cpumask_set_cpu(cpu, b->cpus);
#endif
per_cpu(threshold_banks, cpu)[bank] = b;
diff --git a/arch/x86/kernel/cpu/mcheck/therm_throt.c b/arch/x86/kernel/cpu/mcheck/therm_throt.c
index c2a8b26d4fe..d9368eeda30 100644
--- a/arch/x86/kernel/cpu/mcheck/therm_throt.c
+++ b/arch/x86/kernel/cpu/mcheck/therm_throt.c
@@ -202,10 +202,11 @@ static int therm_throt_process(bool new_event, int event, int level)
#ifdef CONFIG_SYSFS
/* Add/Remove thermal_throttle interface for CPU device: */
-static __cpuinit int thermal_throttle_add_dev(struct sys_device *sys_dev)
+static __cpuinit int thermal_throttle_add_dev(struct sys_device *sys_dev,
+ unsigned int cpu)
{
int err;
- struct cpuinfo_x86 *c = &cpu_data(smp_processor_id());
+ struct cpuinfo_x86 *c = &cpu_data(cpu);
err = sysfs_create_group(&sys_dev->kobj, &thermal_attr_group);
if (err)
@@ -251,7 +252,7 @@ thermal_throttle_cpu_callback(struct notifier_block *nfb,
case CPU_UP_PREPARE:
case CPU_UP_PREPARE_FROZEN:
mutex_lock(&therm_cpu_lock);
- err = thermal_throttle_add_dev(sys_dev);
+ err = thermal_throttle_add_dev(sys_dev, cpu);
mutex_unlock(&therm_cpu_lock);
WARN_ON(err);
break;
@@ -287,7 +288,7 @@ static __init int thermal_throttle_init_device(void)
#endif
/* connect live CPUs to sysfs */
for_each_online_cpu(cpu) {
- err = thermal_throttle_add_dev(get_cpu_sysdev(cpu));
+ err = thermal_throttle_add_dev(get_cpu_sysdev(cpu), cpu);
WARN_ON(err);
}
#ifdef CONFIG_HOTPLUG_CPU
diff --git a/arch/x86/kernel/trampoline.c b/arch/x86/kernel/trampoline.c
index a874495b367..e2a59525739 100644
--- a/arch/x86/kernel/trampoline.c
+++ b/arch/x86/kernel/trampoline.c
@@ -45,8 +45,7 @@ void __init setup_trampoline_page_table(void)
/* Copy kernel address range */
clone_pgd_range(trampoline_pg_dir + KERNEL_PGD_BOUNDARY,
swapper_pg_dir + KERNEL_PGD_BOUNDARY,
- min_t(unsigned long, KERNEL_PGD_PTRS,
- KERNEL_PGD_BOUNDARY));
+ KERNEL_PGD_PTRS);
/* Initialize low mappings */
clone_pgd_range(trampoline_pg_dir,
diff --git a/arch/x86/mm/iomap_32.c b/arch/x86/mm/iomap_32.c
index 84e236ce76b..72fc70cf618 100644
--- a/arch/x86/mm/iomap_32.c
+++ b/arch/x86/mm/iomap_32.c
@@ -74,7 +74,7 @@ void *kmap_atomic_prot_pfn(unsigned long pfn, enum km_type type, pgprot_t prot)
/*
* Map 'pfn' using fixed map 'type' and protections 'prot'
*/
-void *
+void __iomem *
iomap_atomic_prot_pfn(unsigned long pfn, enum km_type type, pgprot_t prot)
{
/*
@@ -86,12 +86,12 @@ iomap_atomic_prot_pfn(unsigned long pfn, enum km_type type, pgprot_t prot)
if (!pat_enabled && pgprot_val(prot) == pgprot_val(PAGE_KERNEL_WC))
prot = PAGE_KERNEL_UC_MINUS;
- return kmap_atomic_prot_pfn(pfn, type, prot);
+ return (void __force __iomem *) kmap_atomic_prot_pfn(pfn, type, prot);
}
EXPORT_SYMBOL_GPL(iomap_atomic_prot_pfn);
void
-iounmap_atomic(void *kvaddr, enum km_type type)
+iounmap_atomic(void __iomem *kvaddr, enum km_type type)
{
unsigned long vaddr = (unsigned long) kvaddr & PAGE_MASK;
enum fixed_addresses idx = type + KM_TYPE_NR*smp_processor_id();
diff --git a/include/linux/io-mapping.h b/include/linux/io-mapping.h
index 0a6b3d5c490..7fb59279373 100644
--- a/include/linux/io-mapping.h
+++ b/include/linux/io-mapping.h
@@ -79,7 +79,7 @@ io_mapping_free(struct io_mapping *mapping)
}
/* Atomic map/unmap */
-static inline void *
+static inline void __iomem *
io_mapping_map_atomic_wc(struct io_mapping *mapping,
unsigned long offset,
int slot)
@@ -94,12 +94,12 @@ io_mapping_map_atomic_wc(struct io_mapping *mapping,
}
static inline void
-io_mapping_unmap_atomic(void *vaddr, int slot)
+io_mapping_unmap_atomic(void __iomem *vaddr, int slot)
{
iounmap_atomic(vaddr, slot);
}
-static inline void *
+static inline void __iomem *
io_mapping_map_wc(struct io_mapping *mapping, unsigned long offset)
{
resource_size_t phys_addr;
@@ -111,7 +111,7 @@ io_mapping_map_wc(struct io_mapping *mapping, unsigned long offset)
}
static inline void
-io_mapping_unmap(void *vaddr)
+io_mapping_unmap(void __iomem *vaddr)
{
iounmap(vaddr);
}
@@ -125,38 +125,38 @@ struct io_mapping;
static inline struct io_mapping *
io_mapping_create_wc(resource_size_t base, unsigned long size)
{
- return (struct io_mapping *) ioremap_wc(base, size);
+ return (struct io_mapping __force *) ioremap_wc(base, size);
}
static inline void
io_mapping_free(struct io_mapping *mapping)
{
- iounmap(mapping);
+ iounmap((void __force __iomem *) mapping);
}
/* Atomic map/unmap */
-static inline void *
+static inline void __iomem *
io_mapping_map_atomic_wc(struct io_mapping *mapping,
unsigned long offset,
int slot)
{
- return ((char *) mapping) + offset;
+ return ((char __force __iomem *) mapping) + offset;
}
static inline void
-io_mapping_unmap_atomic(void *vaddr, int slot)
+io_mapping_unmap_atomic(void __iomem *vaddr, int slot)
{
}
/* Non-atomic map/unmap */
-static inline void *
+static inline void __iomem *
io_mapping_map_wc(struct io_mapping *mapping, unsigned long offset)
{
- return ((char *) mapping) + offset;
+ return ((char __force __iomem *) mapping) + offset;
}
static inline void
-io_mapping_unmap(void *vaddr)
+io_mapping_unmap(void __iomem *vaddr)
{
}