On Jun 19, 2008, at 11:13 PM, Michael Neuling wrote:
Index: linux-2.6-ozlabs/include/asm-powerpc/processor.h
===================================================================
--- linux-2.6-ozlabs.orig/include/asm-powerpc/processor.h
+++ linux-2.6-ozlabs/include/asm-powerpc/processor.h
@@ -136,6 +136,9 @@ typedef struct {
unsigned long seg;
} mm_segment_t;
+#define TS_FPR(i) fpr[i]
+#define TS_FPRSTART fpr
+
struct thread_struct {
unsigned long ksp; /* Kernel stack pointer */
unsigned long ksp_limit; /* if ksp <= ksp_limit stack overflow */
@@ -197,12 +200,13 @@ struct thread_struct {
.fpexc_mode = MSR_FE0 | MSR_FE1, \
}
#else
+#define FPVSR_INIT_THREAD .fpr = {0}
Being a bit nit picky, but doesn't seem like this patch should
introduce FPVSR.
#define INIT_THREAD { \
.ksp = INIT_SP, \
.ksp_limit = INIT_SP_LIMIT, \
.regs = (struct pt_regs *)INIT_SP - 1, /* XXX bogus, I think */ \
.fs = KERNEL_DS, \
- .fpr = {0}, \
+ FPVSR_INIT_THREAD, \
.fpscr = { .val = 0, }, \
.fpexc_mode = 0, \
}
@@ -289,4 +293,5 @@ static inline void prefetchw(const void
#endif /* __KERNEL__ */
#endif /* __ASSEMBLY__ */
+#define TS_FPRSPACING 1
#endif /* _ASM_POWERPC_PROCESSOR_H */
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