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sh: Use the common segment definitions for the _64 uaccess routines.

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Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt 2008-06-03 19:37:35 +09:00
parent 66dfe18114
commit 85247285ea
1 changed files with 0 additions and 19 deletions
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19
include/asm-sh/uaccess_64.h
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@ -26,25 +26,6 @@
#define VERIFY_READ 0
#define VERIFY_WRITE 1
/*
* The fs value determines whether argument validity checking should be
* performed or not. If get_fs() == USER_DS, checking is performed, with
* get_fs() == KERNEL_DS, checking is bypassed.
*
* For historical reasons (Data Segment Register?), these macros are misnamed.
*/
#define MAKE_MM_SEG(s) ((mm_segment_t) { (s) })
#define KERNEL_DS MAKE_MM_SEG(0xFFFFFFFF)
#define USER_DS MAKE_MM_SEG(0x80000000)
#define get_ds() (KERNEL_DS)
#define get_fs() (current_thread_info()->addr_limit)
#define set_fs(x) (current_thread_info()->addr_limit=(x))
#define segment_eq(a,b) ((a).seg == (b).seg)
#define __addr_ok(addr) ((unsigned long)(addr) < (current_thread_info()->addr_limit.seg))
/*