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authorPaul Mundt <lethal@linux-sh.org>2008-06-03 06:37:35 -0400
committerPaul Mundt <lethal@linux-sh.org>2008-07-28 05:10:29 -0400
commit85247285ea6f6e2087193b2a720404690e9cb1b3 (patch)
tree335c4114e22cb3d403cddc2b0ed7774daa1bd2bf /include/asm-sh
parent66dfe18114839a7297f56f43f03125f4121de79b (diff)
sh: Use the common segment definitions for the _64 uaccess routines.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'include/asm-sh')
-rw-r--r--include/asm-sh/uaccess_64.h19
1 files changed, 0 insertions, 19 deletions
diff --git a/include/asm-sh/uaccess_64.h b/include/asm-sh/uaccess_64.h
index a9b68d094844..5833754dc747 100644
--- a/include/asm-sh/uaccess_64.h
+++ b/include/asm-sh/uaccess_64.h
@@ -26,25 +26,6 @@
26#define VERIFY_READ 0 26#define VERIFY_READ 0
27#define VERIFY_WRITE 1 27#define VERIFY_WRITE 1
28 28
29/*
30 * The fs value determines whether argument validity checking should be
31 * performed or not. If get_fs() == USER_DS, checking is performed, with
32 * get_fs() == KERNEL_DS, checking is bypassed.
33 *
34 * For historical reasons (Data Segment Register?), these macros are misnamed.
35 */
36
37#define MAKE_MM_SEG(s) ((mm_segment_t) { (s) })
38
39#define KERNEL_DS MAKE_MM_SEG(0xFFFFFFFF)
40#define USER_DS MAKE_MM_SEG(0x80000000)
41
42#define get_ds() (KERNEL_DS)
43#define get_fs() (current_thread_info()->addr_limit)
44#define set_fs(x) (current_thread_info()->addr_limit=(x))
45
46#define segment_eq(a,b) ((a).seg == (b).seg)
47
48#define __addr_ok(addr) ((unsigned long)(addr) < (current_thread_info()->addr_limit.seg)) 29#define __addr_ok(addr) ((unsigned long)(addr) < (current_thread_info()->addr_limit.seg))
49 30
50/* 31/*