adulau/aha
1
0
Fork 0
mirror of https://github.com/adulau/aha.git synced 2024-12-29 12:16:20 +00:00
Code Issues Projects Releases Packages Wiki Activity

sh: Fix up __access_ok() check for nommu.

Browse source 
Presently this only checks to see if an address is an RAM, but this
doesn't work with XIP, so just always return 1. Follows m68knommu.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt 2008-03-21 18:08:58 +09:00
parent 5c0cbd74bb
commit 9460c0ce9b
1 changed files with 1 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
include/asm-sh/uaccess_32.h
View file

@ -55,13 +55,10 @@ static inline void set_fs(mm_segment_t s)
* If we don't have an MMU (or if its disabled) the only thing we really have * If we don't have an MMU (or if its disabled) the only thing we really have
* to look out for is if the address resides somewhere outside of what * to look out for is if the address resides somewhere outside of what
* available RAM we have. * available RAM we have.
*
* TODO: This check could probably also stand to be restricted somewhat more..
* though it still does the Right Thing(tm) for the time being.
*/ */
static inline int __access_ok(unsigned long addr, unsigned long size) static inline int __access_ok(unsigned long addr, unsigned long size)
{ {
return ((addr >= memory_start) && ((addr + size) < memory_end)); return 1;
} }
#else /* CONFIG_MMU */ #else /* CONFIG_MMU */
#define __addr_ok(addr) \ #define __addr_ok(addr) \