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Commit 7a9166e3 authored by Luke Yang's avatar Luke Yang Committed by Linus Torvalds
Browse files

[PATCH] Fix undefined symbols for nommu architecture 



Signed-off-by: default avatarLuke Yang <luke.adi@gmail.com>
Acked-by: default avatarDavid Howells <dhowells@redhat.com>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent c8b8b1f2

include/linux/mm.h

+4 −0
Original line number Diff line number Diff line
@@ -1051,7 +1051,11 @@ int shrink_slab(unsigned long scanned, gfp_t gfp_mask, 
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 */

kernel/sysctl.c

+2 −0
Original line number Diff line number Diff line
@@ -636,6 +636,7 @@ static ctl_table kern_table[] = { 
		.proc_handler	= &proc_dointvec,

	},

#endif

#if defined(CONFIG_MMU)

	{

		.ctl_name	= KERN_RANDOMIZE,

		.procname	= "randomize_va_space",
@@ -644,6 +645,7 @@ static ctl_table kern_table[] = { 
		.mode		= 0644,

		.proc_handler	= &proc_dointvec,

	},

#endif

#if defined(CONFIG_S390) && defined(CONFIG_SMP)

	{

		.ctl_name	= KERN_SPIN_RETRY,

mm/nommu.c

+2 −0
Original line number Diff line number Diff line
@@ -57,6 +57,8 @@ EXPORT_SYMBOL(vmalloc); 
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()"