[ppc64] ptrace.h PT_FPSCR fixup, from Will Schmidt
---
include/asm-ppc64/ptrace.h | 13 ++++++++-----
1 files changed, 8 insertions(+), 5 deletions(-)
diff -puN include/asm-ppc64/ptrace.h~ppc64-PT_FPSCR_fix include/asm-ppc64/ptrace.h
--- 25/include/asm-ppc64/ptrace.h~ppc64-PT_FPSCR_fix 2004-01-13 23:21:53.000000000 -0800
+++ 25-akpm/include/asm-ppc64/ptrace.h 2004-01-13 23:21:53.000000000 -0800
@@ -16,7 +16,7 @@
* that the overall structure is a multiple of 16 bytes in length.
*
* Note that the offsets of the fields in this struct correspond with
- * the PT_* values below. This simplifies arch/ppc/kernel/ptrace.c.
+ * the PT_* values below. This simplifies arch/ppc64/kernel/ptrace.c.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@@ -120,11 +120,14 @@ struct pt_regs32 {
#define PT_RESULT 43
#define PT_FPR0 48
+
+/* Kernel and userspace will both use this PT_FPSCR value. 32-bit apps will have
+ * visibility to the asm-ppc/ptrace.h header instead of this one.
+ */
+#define PT_FPSCR (PT_FPR0 + 32 + 1) /* each FP reg occupies 1 slot in 64-bit space */
+
#ifdef __KERNEL__
-#define PT_FPSCR (PT_FPR0 + 32 + 1) /* each FP reg occupies 1 slot in this space */
-#define PT_FPSCR32 (PT_FPR0 + 2*32 + 1) /* To the 32-bit user - each FP reg occupies 2 slots in this space */
-#else
-#define PT_FPSCR (PT_FPR0 + 2*32 + 1) /* each FP reg occupies 2 slots in this space -- Fix when 64-bit apps. */
+#define PT_FPSCR32 (PT_FPR0 + 2*32 + 1) /* each FP reg occupies 2 32-bit userspace slots */
#endif
/* Additional PTRACE requests implemented on PowerPC. */
_