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Commit 1af446ed authored by Paul Mundt's avatar Paul Mundt
Browse files

nommu: Provide vmalloc_exec(). 



Now that SH has switched to vmalloc_exec() for PAGE_KERNEL_EXEC usage,
it's apparent that nommu has no vmalloc_exec() definition of its own.
Stub in the one from mm/vmalloc.c.

Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent d8eb2fab

mm/nommu.c

+21 −0
Original line number Diff line number Diff line
@@ -266,6 +266,27 @@ void *vmalloc_node(unsigned long size, int node) 
}

EXPORT_SYMBOL(vmalloc_node);



#ifndef PAGE_KERNEL_EXEC

# define PAGE_KERNEL_EXEC PAGE_KERNEL

#endif



/**

 *	vmalloc_exec  -  allocate virtually contiguous, executable memory

 *	@size:		allocation size

 *

 *	Kernel-internal function to allocate enough pages to cover @size

 *	the page level allocator and map them into contiguous and

 *	executable kernel virtual space.

 *

 *	For tight control over page level allocator and protection flags

 *	use __vmalloc() instead.

 */



void *vmalloc_exec(unsigned long size)

{

	return __vmalloc(size, GFP_KERNEL | __GFP_HIGHMEM, PAGE_KERNEL_EXEC);

}



/**

 * vmalloc_32  -  allocate virtually contiguous memory (32bit addressable)

 *	@size:		allocation size