commit 1ff9e6f47768a807d8c283290e5a4f8b66376e46
Author: David S. Miller <[EMAIL PROTECTED]>
Date: Mon Apr 7 22:24:24 2008 -0700
SPARC64: Fix FPU saving in 64-bit signal handling.
Upstream commit: 7c3cce978e4f933ac13758ec5d2554fc8d0927d2
The calculation of the FPU reg save area pointer
was wrong.
Based upon an OOPS report from Tom Callaway.
Signed-off-by: David S. Miller <[EMAIL PROTECTED]>
Signed-off-by: Chris Wright <[EMAIL PROTECTED]>
diff --git a/arch/sparc64/kernel/signal.c b/arch/sparc64/kernel/signal.c
index fb13775..48afa08 100644
--- a/arch/sparc64/kernel/signal.c
+++ b/arch/sparc64/kernel/signal.c
@@ -354,7 +354,7 @@ static int invalid_frame_pointer(void __user *fp, int fplen)
static inline int
save_fpu_state(struct pt_regs *regs, __siginfo_fpu_t __user *fpu)
{
- unsigned long *fpregs = (unsigned long *)(regs+1);
+ unsigned long *fpregs = current_thread_info()->fpregs;
unsigned long fprs;
int err = 0;
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