diff options
Diffstat (limited to 'include/asm-s390/uaccess.h')
-rw-r--r-- | include/asm-s390/uaccess.h | 13 |
1 files changed, 1 insertions, 12 deletions
diff --git a/include/asm-s390/uaccess.h b/include/asm-s390/uaccess.h index e2047b0c9092..72ae4efddb49 100644 --- a/include/asm-s390/uaccess.h +++ b/include/asm-s390/uaccess.h | |||
@@ -38,25 +38,14 @@ | |||
38 | #define get_ds() (KERNEL_DS) | 38 | #define get_ds() (KERNEL_DS) |
39 | #define get_fs() (current->thread.mm_segment) | 39 | #define get_fs() (current->thread.mm_segment) |
40 | 40 | ||
41 | #ifdef __s390x__ | ||
42 | #define set_fs(x) \ | 41 | #define set_fs(x) \ |
43 | ({ \ | 42 | ({ \ |
44 | unsigned long __pto; \ | 43 | unsigned long __pto; \ |
45 | current->thread.mm_segment = (x); \ | 44 | current->thread.mm_segment = (x); \ |
46 | __pto = current->thread.mm_segment.ar4 ? \ | 45 | __pto = current->thread.mm_segment.ar4 ? \ |
47 | S390_lowcore.user_asce : S390_lowcore.kernel_asce; \ | 46 | S390_lowcore.user_asce : S390_lowcore.kernel_asce; \ |
48 | asm volatile ("lctlg 7,7,%0" : : "m" (__pto) ); \ | 47 | __ctl_load(__pto, 7, 7); \ |
49 | }) | 48 | }) |
50 | #else /* __s390x__ */ | ||
51 | #define set_fs(x) \ | ||
52 | ({ \ | ||
53 | unsigned long __pto; \ | ||
54 | current->thread.mm_segment = (x); \ | ||
55 | __pto = current->thread.mm_segment.ar4 ? \ | ||
56 | S390_lowcore.user_asce : S390_lowcore.kernel_asce; \ | ||
57 | asm volatile ("lctl 7,7,%0" : : "m" (__pto) ); \ | ||
58 | }) | ||
59 | #endif /* __s390x__ */ | ||
60 | 49 | ||
61 | #define segment_eq(a,b) ((a).ar4 == (b).ar4) | 50 | #define segment_eq(a,b) ((a).ar4 == (b).ar4) |
62 | 51 | ||