diff options
| -rw-r--r-- | arch/um/include/asm/pgtable.h | 7 | ||||
| -rw-r--r-- | arch/x86/include/asm/pgtable_32_types.h | 4 | ||||
| -rw-r--r-- | arch/x86/kernel/module.c | 12 |
3 files changed, 12 insertions, 11 deletions
diff --git a/arch/um/include/asm/pgtable.h b/arch/um/include/asm/pgtable.h index 58da2480a7f4..9ce3f165111a 100644 --- a/arch/um/include/asm/pgtable.h +++ b/arch/um/include/asm/pgtable.h @@ -53,16 +53,21 @@ extern unsigned long end_iomem; #else # define VMALLOC_END (FIXADDR_START-2*PAGE_SIZE) #endif +#define MODULES_VADDR VMALLOC_START +#define MODULES_END VMALLOC_END +#define MODULES_LEN (MODULES_VADDR - MODULES_END) #define _PAGE_TABLE (_PAGE_PRESENT | _PAGE_RW | _PAGE_USER | _PAGE_ACCESSED | _PAGE_DIRTY) #define _KERNPG_TABLE (_PAGE_PRESENT | _PAGE_RW | _PAGE_ACCESSED | _PAGE_DIRTY) #define _PAGE_CHG_MASK (PAGE_MASK | _PAGE_ACCESSED | _PAGE_DIRTY) - +#define __PAGE_KERNEL_EXEC \ + (_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY | _PAGE_ACCESSED) #define PAGE_NONE __pgprot(_PAGE_PROTNONE | _PAGE_ACCESSED) #define PAGE_SHARED __pgprot(_PAGE_PRESENT | _PAGE_RW | _PAGE_USER | _PAGE_ACCESSED) #define PAGE_COPY __pgprot(_PAGE_PRESENT | _PAGE_USER | _PAGE_ACCESSED) #define PAGE_READONLY __pgprot(_PAGE_PRESENT | _PAGE_USER | _PAGE_ACCESSED) #define PAGE_KERNEL __pgprot(_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY | _PAGE_ACCESSED) +#define PAGE_KERNEL_EXEC __pgprot(__PAGE_KERNEL_EXEC) /* * The i386 can't do page protection for execute, and considers that the same diff --git a/arch/x86/include/asm/pgtable_32_types.h b/arch/x86/include/asm/pgtable_32_types.h index 2733fad45f98..5e67c1532314 100644 --- a/arch/x86/include/asm/pgtable_32_types.h +++ b/arch/x86/include/asm/pgtable_32_types.h @@ -46,6 +46,10 @@ extern bool __vmalloc_start_set; /* set once high_memory is set */ # define VMALLOC_END (FIXADDR_START - 2 * PAGE_SIZE) #endif +#define MODULES_VADDR VMALLOC_START +#define MODULES_END VMALLOC_END +#define MODULES_LEN (MODULES_VADDR - MODULES_END) + #define MAXMEM (VMALLOC_END - PAGE_OFFSET - __VMALLOC_RESERVE) #endif /* _ASM_X86_PGTABLE_32_DEFS_H */ diff --git a/arch/x86/kernel/module.c b/arch/x86/kernel/module.c index b92fbcf48609..894bb718a6fb 100644 --- a/arch/x86/kernel/module.c +++ b/arch/x86/kernel/module.c @@ -34,14 +34,6 @@ #define DEBUGP(fmt...) #endif -#if defined(CONFIG_UML) || defined(CONFIG_X86_32) -void *module_alloc(unsigned long size) -{ - if (size == 0) - return NULL; - return vmalloc_exec(size); -} -#else /*X86_64*/ void *module_alloc(unsigned long size) { struct vm_struct *area; @@ -56,9 +48,9 @@ void *module_alloc(unsigned long size) if (!area) return NULL; - return __vmalloc_area(area, GFP_KERNEL, PAGE_KERNEL_EXEC); + return __vmalloc_area(area, GFP_KERNEL | __GFP_HIGHMEM, + PAGE_KERNEL_EXEC); } -#endif /* Free memory returned from module_alloc */ void module_free(struct module *mod, void *module_region) |