Make vmalloc functions work the same way as kfree() and friends that take a const void * argument. Signed-off-by: Christoph Lameter --- include/linux/mm.h | 4 ++-- include/linux/vmalloc.h | 6 +++--- mm/vmalloc.c | 16 ++++++++-------- 3 files changed, 13 insertions(+), 13 deletions(-) Index: linux-2.6/mm/vmalloc.c =================================================================== --- linux-2.6.orig/mm/vmalloc.c 2007-09-24 16:58:37.000000000 -0700 +++ linux-2.6/mm/vmalloc.c 2007-09-24 16:58:45.000000000 -0700 @@ -169,7 +169,7 @@ EXPORT_SYMBOL_GPL(map_vm_area); /* * Map a vmalloc()-space virtual address to the physical page. */ -struct page *vmalloc_to_page(void *vmalloc_addr) +struct page *vmalloc_to_page(const void *vmalloc_addr) { unsigned long addr = (unsigned long) vmalloc_addr; struct page *page = NULL; @@ -198,7 +198,7 @@ EXPORT_SYMBOL(vmalloc_to_page); /* * Map a vmalloc()-space virtual address to the physical page frame number. */ -unsigned long vmalloc_to_pfn(void *vmalloc_addr) +unsigned long vmalloc_to_pfn(const void *vmalloc_addr) { return page_to_pfn(vmalloc_to_page(vmalloc_addr)); } @@ -305,7 +305,7 @@ struct vm_struct *get_vm_area_node(unsig } /* Caller must hold vmlist_lock */ -static struct vm_struct *__find_vm_area(void *addr) +static struct vm_struct *__find_vm_area(const void *addr) { struct vm_struct *tmp; @@ -318,7 +318,7 @@ static struct vm_struct *__find_vm_area( } /* Caller must hold vmlist_lock */ -static struct vm_struct *__remove_vm_area(void *addr) +static struct vm_struct *__remove_vm_area(const void *addr) { struct vm_struct **p, *tmp; @@ -347,7 +347,7 @@ found: * This function returns the found VM area, but using it is NOT safe * on SMP machines, except for its size or flags. */ -struct vm_struct *remove_vm_area(void *addr) +struct vm_struct *remove_vm_area(const void *addr) { struct vm_struct *v; write_lock(&vmlist_lock); @@ -356,7 +356,7 @@ struct vm_struct *remove_vm_area(void *a return v; } -static void __vunmap(void *addr, int deallocate_pages) +static void __vunmap(const void *addr, int deallocate_pages) { struct vm_struct *area; @@ -407,7 +407,7 @@ static void __vunmap(void *addr, int dea * * Must not be called in interrupt context. */ -void vfree(void *addr) +void vfree(const void *addr) { BUG_ON(in_interrupt()); __vunmap(addr, 1); @@ -423,7 +423,7 @@ EXPORT_SYMBOL(vfree); * * Must not be called in interrupt context. */ -void vunmap(void *addr) +void vunmap(const void *addr) { BUG_ON(in_interrupt()); __vunmap(addr, 0); Index: linux-2.6/include/linux/vmalloc.h =================================================================== --- linux-2.6.orig/include/linux/vmalloc.h 2007-09-24 16:58:37.000000000 -0700 +++ linux-2.6/include/linux/vmalloc.h 2007-09-24 16:58:45.000000000 -0700 @@ -45,11 +45,11 @@ extern void *vmalloc_32_user(unsigned lo extern void *__vmalloc(unsigned long size, gfp_t gfp_mask, pgprot_t prot); extern void *__vmalloc_area(struct vm_struct *area, gfp_t gfp_mask, pgprot_t prot); -extern void vfree(void *addr); +extern void vfree(const void *addr); extern void *vmap(struct page **pages, unsigned int count, unsigned long flags, pgprot_t prot); -extern void vunmap(void *addr); +extern void vunmap(const void *addr); extern int remap_vmalloc_range(struct vm_area_struct *vma, void *addr, unsigned long pgoff); @@ -71,7 +71,7 @@ extern struct vm_struct *__get_vm_area(u extern struct vm_struct *get_vm_area_node(unsigned long size, unsigned long flags, int node, gfp_t gfp_mask); -extern struct vm_struct *remove_vm_area(void *addr); +extern struct vm_struct *remove_vm_area(const void *addr); extern int map_vm_area(struct vm_struct *area, pgprot_t prot, struct page ***pages); Index: linux-2.6/include/linux/mm.h =================================================================== --- linux-2.6.orig/include/linux/mm.h 2007-09-24 16:58:44.000000000 -0700 +++ linux-2.6/include/linux/mm.h 2007-09-24 16:58:48.000000000 -0700 @@ -294,8 +294,8 @@ static inline int get_page_unless_zero(s return atomic_inc_not_zero(&page->_count); } -struct page *vmalloc_to_page(void *addr); -unsigned long vmalloc_to_pfn(void *addr); +struct page *vmalloc_to_page(const void *addr); +unsigned long vmalloc_to_pfn(const void *addr); static inline struct page *compound_head(struct page *page) { -- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/