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-rw-r--r--arch/s390/lib/uaccess.S33
-rw-r--r--arch/s390/lib/uaccess64.S35
2 files changed, 35 insertions, 33 deletions
diff --git a/arch/s390/lib/uaccess.S b/arch/s390/lib/uaccess.S
index 5d59e2625048..837275284d9f 100644
--- a/arch/s390/lib/uaccess.S
+++ b/arch/s390/lib/uaccess.S
@@ -88,30 +88,31 @@ __copy_to_user_asm:
88 .globl __copy_in_user_asm 88 .globl __copy_in_user_asm
89 # %r2 = from, %r3 = n, %r4 = to 89 # %r2 = from, %r3 = n, %r4 = to
90__copy_in_user_asm: 90__copy_in_user_asm:
91 ahi %r3,-1
92 jo 6f
91 sacf 256 93 sacf 256
92 bras 1,1f 94 bras %r1,4f
93 mvc 0(1,%r4),0(%r2) 950: ahi %r3,257
940: mvc 0(256,%r4),0(%r2) 961: mvc 0(1,%r4),0(%r2)
95 la %r2,256(%r2)
96 la %r4,256(%r4)
971: ahi %r3,-256
98 jnm 0b
992: ex %r3,0(%r1)
100 sacf 0
101 slr %r2,%r2
102 br 14
1033: mvc 0(1,%r4),0(%r2)
104 la %r2,1(%r2) 97 la %r2,1(%r2)
105 la %r4,1(%r4) 98 la %r4,1(%r4)
106 ahi %r3,-1 99 ahi %r3,-1
100 jnz 1b
1012: lr %r2,%r3
102 br %r14
1033: mvc 0(256,%r4),0(%r2)
104 la %r2,256(%r2)
105 la %r4,256(%r4)
1064: ahi %r3,-256
107 jnm 3b 107 jnm 3b
1084: lr %r2,%r3 1085: ex %r3,4(%r1)
109 sacf 0 109 sacf 0
1106: slr %r2,%r2
110 br %r14 111 br %r14
111 .section __ex_table,"a" 112 .section __ex_table,"a"
112 .long 0b,3b 113 .long 1b,2b
113 .long 2b,3b 114 .long 3b,0b
114 .long 3b,4b 115 .long 5b,0b
115 .previous 116 .previous
116 117
117 .align 4 118 .align 4
diff --git a/arch/s390/lib/uaccess64.S b/arch/s390/lib/uaccess64.S
index 19b41a33c230..1f755be22f92 100644
--- a/arch/s390/lib/uaccess64.S
+++ b/arch/s390/lib/uaccess64.S
@@ -88,30 +88,31 @@ __copy_to_user_asm:
88 .globl __copy_in_user_asm 88 .globl __copy_in_user_asm
89 # %r2 = from, %r3 = n, %r4 = to 89 # %r2 = from, %r3 = n, %r4 = to
90__copy_in_user_asm: 90__copy_in_user_asm:
91 aghi %r3,-1
92 jo 6f
91 sacf 256 93 sacf 256
92 bras 1,1f 94 bras %r1,4f
93 mvc 0(1,%r4),0(%r2) 950: aghi %r3,257
940: mvc 0(256,%r4),0(%r2) 961: mvc 0(1,%r4),0(%r2)
95 la %r2,256(%r2)
96 la %r4,256(%r4)
971: aghi %r3,-256
98 jnm 0b
992: ex %r3,0(%r1)
100 sacf 0
101 slgr %r2,%r2
102 br 14
1033: mvc 0(1,%r4),0(%r2)
104 la %r2,1(%r2) 97 la %r2,1(%r2)
105 la %r4,1(%r4) 98 la %r4,1(%r4)
106 aghi %r3,-1 99 aghi %r3,-1
100 jnz 1b
1012: lgr %r2,%r3
102 br %r14
1033: mvc 0(256,%r4),0(%r2)
104 la %r2,256(%r2)
105 la %r4,256(%r4)
1064: aghi %r3,-256
107 jnm 3b 107 jnm 3b
1084: lgr %r2,%r3 1085: ex %r3,4(%r1)
109 sacf 0 109 sacf 0
110 br %r14 1106: slgr %r2,%r2
111 br 14
111 .section __ex_table,"a" 112 .section __ex_table,"a"
112 .quad 0b,3b 113 .quad 1b,2b
113 .quad 2b,3b 114 .quad 3b,0b
114 .quad 3b,4b 115 .quad 5b,0b
115 .previous 116 .previous
116 117
117 .align 4 118 .align 4