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[ARM] nommu: allows to support module in nommu

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A simple patch to support module in nommu mode.
The vmalloc is used instead of __vmalloc_area which depends on CONFIG_MMU.

Signed-off-by: Hyok S. Choi <hyok.choi@samsung.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Hyok S. Choi 2006-09-26 17:37:07 +09:00 committed by Russell King
parent e5beac371a
commit 6a570b28b5
1 changed files with 8 additions and 0 deletions
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8
arch/arm/kernel/module.c
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@ -2,6 +2,7 @@
* linux/arch/arm/kernel/module.c * linux/arch/arm/kernel/module.c
* *
* Copyright (C) 2002 Russell King. * Copyright (C) 2002 Russell King.
* Modified for nommu by Hyok S. Choi
* *
* This program is free software; you can redistribute it and/or modify * This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as * it under the terms of the GNU General Public License version 2 as
@ -32,6 +33,7 @@ extern void _etext;
#define MODULE_START (((unsigned long)&_etext + ~PGDIR_MASK) & PGDIR_MASK) #define MODULE_START (((unsigned long)&_etext + ~PGDIR_MASK) & PGDIR_MASK)
#endif #endif
#ifdef CONFIG_MMU
void *module_alloc(unsigned long size) void *module_alloc(unsigned long size)
{ {
struct vm_struct *area; struct vm_struct *area;
@ -46,6 +48,12 @@ void *module_alloc(unsigned long size)
return __vmalloc_area(area, GFP_KERNEL, PAGE_KERNEL); return __vmalloc_area(area, GFP_KERNEL, PAGE_KERNEL);
} }
#else /* CONFIG_MMU */
void *module_alloc(unsigned long size)
{
return size == 0 ? NULL : vmalloc(size);
}
#endif /* !CONFIG_MMU */
void module_free(struct module *module, void *region) void module_free(struct module *module, void *region)
{ {