Messages in this thread Patch in this message | | | Date | Mon, 20 Feb 2006 15:40:08 +0800 | From | "Luke Yang" <> | Subject | Re: [PATCH] Fix undefined symbols for nommu architecture --improved version |
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Hi,
This is renewed patch. Tested on Blackfin platform.
Signed-off-by: Luke Yang <luke.adi@gmail.com>
Index: git/linux-2.6/mm/nommu.c =================================================================== --- git.orig/linux-2.6/mm/nommu.c 2006-02-20 12:33:25.000000000 +0800 +++ git/linux-2.6/mm/nommu.c 2006-02-20 15:12:08.000000000 +0800 @@ -57,6 +57,8 @@ EXPORT_SYMBOL(vfree); EXPORT_SYMBOL(vmalloc_to_page); EXPORT_SYMBOL(vmalloc_32); +EXPORT_SYMBOL(vmap); +EXPORT_SYMBOL(vunmap);
/* * Handle all mappings that got truncated by a "truncate()" Index: git/linux-2.6/include/linux/mm.h =================================================================== --- git.orig/linux-2.6/include/linux/mm.h 2006-02-20 15:25:21.000000000 +0800 +++ git/linux-2.6/include/linux/mm.h 2006-02-20 15:26:24.000000000 +0800 @@ -1051,7 +1051,11 @@ void drop_pagecache(void); void drop_slab(void);
+#ifndef CONFIG_MMU +#define randomize_va_space 0 +#else extern int randomize_va_space; +#endif
#endif /* __KERNEL__ */ #endif /* _LINUX_MM_H */ Index: git/linux-2.6/kernel/sysctl.c =================================================================== --- git.orig/linux-2.6/kernel/sysctl.c 2006-02-20 15:26:47.000000000 +0800 +++ git/linux-2.6/kernel/sysctl.c 2006-02-20 15:27:22.000000000 +0800 @@ -638,6 +638,7 @@ .proc_handler = &proc_dointvec, }, #endif +#if defined(CONFIG_MMU) { .ctl_name = KERN_RANDOMIZE, .procname = "randomize_va_space", @@ -646,6 +647,7 @@ .mode = 0644, .proc_handler = &proc_dointvec, }, +#endif #if defined(CONFIG_S390) && defined(CONFIG_SMP) { .ctl_name = KERN_SPIN_RETRY,
On 2/20/06, Andrew Morton <akpm@osdl.org> wrote: > "Luke Yang" <luke.adi@gmail.com> wrote: > > > > Index: git/linux-2.6/mm/nommu.c > > =================================================================== > > --- git.orig/linux-2.6/mm/nommu.c 2006-02-17 17:40:34.000000000 +0800 > > +++ git/linux-2.6/mm/nommu.c 2006-02-20 12:09:32.000000000 +0800 > > @@ -57,7 +57,10 @@ > > EXPORT_SYMBOL(vfree); > > EXPORT_SYMBOL(vmalloc_to_page); > > EXPORT_SYMBOL(vmalloc_32); > > +EXPORT_SYMBOL(vmap); > > +EXPORT_SYMBOL(vunmap); > > > > +#define randomize_va_space 0 > > /* > > * Handle all mappings that got truncated by a "truncate()" > > * system call. > > That can't be right - the #define should be in a header file - mm.h: > > #ifdef CONFIG_NOMMU > #define randomize_va_space 0 > #else > extern int randomize_va_space; > #endif > > Are you sure you test-compiled this? Sorry, nommu.c was compiled but the error still exists at the end of compilation. This time it is right.
>
-- Best regards, Luke Yang magic.yyang@gmail.com; luke.adi@gmail.com - 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/
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