diff options
| author | Jiri Kosina <jkosina@suse.cz> | 2010-05-03 15:25:35 +0200 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2010-05-03 15:25:35 +0200 |
| commit | d6d53cbc6b10d28646fb6184d1069f336ec76dc4 (patch) | |
| tree | 1c844b3ce8bd430becbbb74875898b08d9f89bb5 /include/linux/percpu.h | |
| parent | 0b5adf92ec793c665b0de63ac146d190a921c391 (diff) | |
| parent | 6a740aa4f47b9f29bad5292cf51f008f3edad9b1 (diff) | |
Merge branch 'hid-suspend' into picolcd
Diffstat (limited to 'include/linux/percpu.h')
| -rw-r--r-- | include/linux/percpu.h | 31 |
1 files changed, 9 insertions, 22 deletions
diff --git a/include/linux/percpu.h b/include/linux/percpu.h index a93e5bfdccb8..d3a38d687104 100644 --- a/include/linux/percpu.h +++ b/include/linux/percpu.h @@ -2,10 +2,10 @@ #define __LINUX_PERCPU_H #include <linux/preempt.h> -#include <linux/slab.h> /* For kmalloc() */ #include <linux/smp.h> #include <linux/cpumask.h> #include <linux/pfn.h> +#include <linux/init.h> #include <asm/percpu.h> @@ -135,9 +135,7 @@ extern int __init pcpu_page_first_chunk(size_t reserved_size, #define per_cpu_ptr(ptr, cpu) SHIFT_PERCPU_PTR((ptr), per_cpu_offset((cpu))) extern void __percpu *__alloc_reserved_percpu(size_t size, size_t align); -extern void __percpu *__alloc_percpu(size_t size, size_t align); -extern void free_percpu(void __percpu *__pdata); -extern phys_addr_t per_cpu_ptr_to_phys(void *addr); +extern bool is_kernel_percpu_address(unsigned long addr); #ifndef CONFIG_HAVE_SETUP_PER_CPU_AREA extern void __init setup_per_cpu_areas(void); @@ -147,25 +145,10 @@ extern void __init setup_per_cpu_areas(void); #define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); (ptr); }) -static inline void __percpu *__alloc_percpu(size_t size, size_t align) +/* can't distinguish from other static vars, always false */ +static inline bool is_kernel_percpu_address(unsigned long addr) { - /* - * Can't easily make larger alignment work with kmalloc. WARN - * on it. Larger alignment should only be used for module - * percpu sections on SMP for which this path isn't used. - */ - WARN_ON_ONCE(align > SMP_CACHE_BYTES); - return kzalloc(size, GFP_KERNEL); -} - -static inline void free_percpu(void __percpu *p) -{ - kfree(p); -} - -static inline phys_addr_t per_cpu_ptr_to_phys(void *addr) -{ - return __pa(addr); + return false; } static inline void __init setup_per_cpu_areas(void) { } @@ -177,6 +160,10 @@ static inline void *pcpu_lpage_remapped(void *kaddr) #endif /* CONFIG_SMP */ +extern void __percpu *__alloc_percpu(size_t size, size_t align); +extern void free_percpu(void __percpu *__pdata); +extern phys_addr_t per_cpu_ptr_to_phys(void *addr); + #define alloc_percpu(type) \ (typeof(type) __percpu *)__alloc_percpu(sizeof(type), __alignof__(type)) |
