diff options
| author | Martin Schwidefsky | 2008-06-10 10:03:24 +0200 |
|---|---|---|
| committer | Martin Schwidefsky | 2008-06-10 10:03:28 +0200 |
| commit | b57838ea3f860c97e4726ab93abdf83a3d079a66 (patch) | |
| tree | e3c0e7140d2709f9571fa1aa32eebaa307576368 /include | |
| parent | 24d3e210c18bfedafe986ec489575cf91ac39d22 (diff) | |
[S390] Fix __ctl_load/__ctl_store inline assembly constraints
__ctl_load/__ctl_store are called with either an array of unsigned long or
a single unsigned long value. Add an address operator to the "m"/"=m"
contraints to make them work for unsigned long arguments as well.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-s390/system.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/include/asm-s390/system.h b/include/asm-s390/system.h index e0d4500d5f95..819e7d99ca0c 100644 --- a/include/asm-s390/system.h +++ b/include/asm-s390/system.h @@ -315,14 +315,14 @@ __cmpxchg(volatile void *ptr, unsigned long old, unsigned long new, int size) asm volatile( \ " lctlg %1,%2,0(%0)\n" \ : : "a" (&array), "i" (low), "i" (high), \ - "m" (*(addrtype *)(array))); \ + "m" (*(addrtype *)(&array))); \ }) #define __ctl_store(array, low, high) ({ \ typedef struct { char _[sizeof(array)]; } addrtype; \ asm volatile( \ " stctg %2,%3,0(%1)\n" \ - : "=m" (*(addrtype *)(array)) \ + : "=m" (*(addrtype *)(&array)) \ : "a" (&array), "i" (low), "i" (high)); \ }) @@ -333,14 +333,14 @@ __cmpxchg(volatile void *ptr, unsigned long old, unsigned long new, int size) asm volatile( \ " lctl %1,%2,0(%0)\n" \ : : "a" (&array), "i" (low), "i" (high), \ - "m" (*(addrtype *)(array))); \ + "m" (*(addrtype *)(&array))); \ }) #define __ctl_store(array, low, high) ({ \ typedef struct { char _[sizeof(array)]; } addrtype; \ asm volatile( \ " stctl %2,%3,0(%1)\n" \ - : "=m" (*(addrtype *)(array)) \ + : "=m" (*(addrtype *)(&array)) \ : "a" (&array), "i" (low), "i" (high)); \ }) |