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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-29 14:43:30 -0400 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-29 14:43:30 -0400 |
commit | eefbab599531240adaffa1d23900afbc8b0342bd (patch) | |
tree | 2beb38a94aca40c7e5a0396503968d041e584bf9 /include | |
parent | 90f1e7481eebfd47e7dbf7c8c0cbfe31e025e031 (diff) | |
parent | 3062aa50a6b2c3103470178fe7506c450d79ebe5 (diff) |
Merge branch 'frv' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-2.6-frv
* 'frv' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-2.6-frv:
FRV: Use generic show_interrupts()
FRV: Convert genirq namespace
frv: Select GENERIC_HARDIRQS_NO_DEPRECATED
frv: Convert cpu irq_chip to new functions
frv: Convert mb93493 irq_chip to new functions
frv: Convert mb93093 irq_chip to new function
frv: Convert mb93091 irq_chip to new functions
frv: Fix typo from __do_IRQ overhaul
frv: Remove stale irq_chip.end
FRV: Do some cleanups
FRV: Missing node arg in alloc_thread_info_node() macro
NOMMU: implement access_remote_vm
NOMMU: support SMP dynamic percpu_alloc
NOMMU: percpu should use is_vmalloc_addr().
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/vmalloc.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/include/linux/vmalloc.h b/include/linux/vmalloc.h index 4ed6fcd6b726..9332e52ea8c2 100644 --- a/include/linux/vmalloc.h +++ b/include/linux/vmalloc.h | |||
@@ -95,10 +95,27 @@ extern struct vm_struct *remove_vm_area(const void *addr); | |||
95 | 95 | ||
96 | extern int map_vm_area(struct vm_struct *area, pgprot_t prot, | 96 | extern int map_vm_area(struct vm_struct *area, pgprot_t prot, |
97 | struct page ***pages); | 97 | struct page ***pages); |
98 | #ifdef CONFIG_MMU | ||
98 | extern int map_kernel_range_noflush(unsigned long start, unsigned long size, | 99 | extern int map_kernel_range_noflush(unsigned long start, unsigned long size, |
99 | pgprot_t prot, struct page **pages); | 100 | pgprot_t prot, struct page **pages); |
100 | extern void unmap_kernel_range_noflush(unsigned long addr, unsigned long size); | 101 | extern void unmap_kernel_range_noflush(unsigned long addr, unsigned long size); |
101 | extern void unmap_kernel_range(unsigned long addr, unsigned long size); | 102 | extern void unmap_kernel_range(unsigned long addr, unsigned long size); |
103 | #else | ||
104 | static inline int | ||
105 | map_kernel_range_noflush(unsigned long start, unsigned long size, | ||
106 | pgprot_t prot, struct page **pages) | ||
107 | { | ||
108 | return size >> PAGE_SHIFT; | ||
109 | } | ||
110 | static inline void | ||
111 | unmap_kernel_range_noflush(unsigned long addr, unsigned long size) | ||
112 | { | ||
113 | } | ||
114 | static inline void | ||
115 | unmap_kernel_range(unsigned long addr, unsigned long size) | ||
116 | { | ||
117 | } | ||
118 | #endif | ||
102 | 119 | ||
103 | /* Allocate/destroy a 'vmalloc' VM area. */ | 120 | /* Allocate/destroy a 'vmalloc' VM area. */ |
104 | extern struct vm_struct *alloc_vm_area(size_t size); | 121 | extern struct vm_struct *alloc_vm_area(size_t size); |
@@ -116,11 +133,26 @@ extern struct vm_struct *vmlist; | |||
116 | extern __init void vm_area_register_early(struct vm_struct *vm, size_t align); | 133 | extern __init void vm_area_register_early(struct vm_struct *vm, size_t align); |
117 | 134 | ||
118 | #ifdef CONFIG_SMP | 135 | #ifdef CONFIG_SMP |
136 | # ifdef CONFIG_MMU | ||
119 | struct vm_struct **pcpu_get_vm_areas(const unsigned long *offsets, | 137 | struct vm_struct **pcpu_get_vm_areas(const unsigned long *offsets, |
120 | const size_t *sizes, int nr_vms, | 138 | const size_t *sizes, int nr_vms, |
121 | size_t align); | 139 | size_t align); |
122 | 140 | ||
123 | void pcpu_free_vm_areas(struct vm_struct **vms, int nr_vms); | 141 | void pcpu_free_vm_areas(struct vm_struct **vms, int nr_vms); |
142 | # else | ||
143 | static inline struct vm_struct ** | ||
144 | pcpu_get_vm_areas(const unsigned long *offsets, | ||
145 | const size_t *sizes, int nr_vms, | ||
146 | size_t align) | ||
147 | { | ||
148 | return NULL; | ||
149 | } | ||
150 | |||
151 | static inline void | ||
152 | pcpu_free_vm_areas(struct vm_struct **vms, int nr_vms) | ||
153 | { | ||
154 | } | ||
155 | # endif | ||
124 | #endif | 156 | #endif |
125 | 157 | ||
126 | #endif /* _LINUX_VMALLOC_H */ | 158 | #endif /* _LINUX_VMALLOC_H */ |