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yaml
---
r: 232741
b: refs/heads/master
c: e4d8269
h: refs/heads/master
i:
  232739: ebe5626
v: v3
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Martin Schwidefsky authored and Martin Schwidefsky committed Jan 31, 2011
1 parent 0766cd1 commit 746ffd5
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Showing 2 changed files with 5 additions and 7 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: f1be77bb21120b5306b56d6854db1f8eb5c3678b
refs/heads/master: e4d82692f4513ccf78de548b8ecea58adf03fa9a
10 changes: 4 additions & 6 deletions trunk/arch/s390/lib/uaccess_std.c
Original file line number Diff line number Diff line change
Expand Up @@ -125,9 +125,9 @@ static size_t copy_in_user_std(size_t size, void __user *to,
unsigned long tmp1;

asm volatile(
" sacf 256\n"
" "AHI" %0,-1\n"
" jo 5f\n"
" sacf 256\n"
" bras %3,3f\n"
"0:"AHI" %0,257\n"
"1: mvc 0(1,%1),0(%2)\n"
Expand All @@ -142,9 +142,8 @@ static size_t copy_in_user_std(size_t size, void __user *to,
"3:"AHI" %0,-256\n"
" jnm 2b\n"
"4: ex %0,1b-0b(%3)\n"
" sacf 0\n"
"5: "SLR" %0,%0\n"
"6:\n"
"6: sacf 0\n"
EX_TABLE(1b,6b) EX_TABLE(2b,0b) EX_TABLE(4b,0b)
: "+a" (size), "+a" (to), "+a" (from), "=a" (tmp1)
: : "cc", "memory");
Expand All @@ -156,9 +155,9 @@ static size_t clear_user_std(size_t size, void __user *to)
unsigned long tmp1, tmp2;

asm volatile(
" sacf 256\n"
" "AHI" %0,-1\n"
" jo 5f\n"
" sacf 256\n"
" bras %3,3f\n"
" xc 0(1,%1),0(%1)\n"
"0:"AHI" %0,257\n"
Expand All @@ -178,9 +177,8 @@ static size_t clear_user_std(size_t size, void __user *to)
"3:"AHI" %0,-256\n"
" jnm 2b\n"
"4: ex %0,0(%3)\n"
" sacf 0\n"
"5: "SLR" %0,%0\n"
"6:\n"
"6: sacf 0\n"
EX_TABLE(1b,6b) EX_TABLE(2b,0b) EX_TABLE(4b,0b)
: "+a" (size), "+a" (to), "=a" (tmp1), "=a" (tmp2)
: : "cc", "memory");
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