From: David S. Miller <davem@davemloft.net>
Date: Sun, 27 Jul 2008 08:59:21 +0000 (-0700)
Subject: sparc: Add user_stack_pointer().
X-Git-Tag: v3.12-rc1~18862^2~18
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ac76cfd0881b5dc45a9301e3a4f73ff9ccc2d2f2;p=kernel%2Fkernel-generic.git

sparc: Add user_stack_pointer().

Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/arch/sparc/include/asm/ptrace_32.h b/arch/sparc/include/asm/ptrace_32.h
index 0401cc7..d43c88b 100644
--- a/arch/sparc/include/asm/ptrace_32.h
+++ b/arch/sparc/include/asm/ptrace_32.h
@@ -74,6 +74,7 @@ struct sparc_stackf {
 
 #define user_mode(regs) (!((regs)->psr & PSR_PS))
 #define instruction_pointer(regs) ((regs)->pc)
+#define user_stack_pointer(regs) ((regs)->u_regs[UREG_FP])
 unsigned long profile_pc(struct pt_regs *);
 extern void show_regs(struct pt_regs *);
 #endif
diff --git a/arch/sparc/include/asm/ptrace_64.h b/arch/sparc/include/asm/ptrace_64.h
index a682e66..ec6d45c 100644
--- a/arch/sparc/include/asm/ptrace_64.h
+++ b/arch/sparc/include/asm/ptrace_64.h
@@ -146,6 +146,7 @@ do {	current_thread_info()->syscall_noerror = 1; \
 } while (0)
 #define user_mode(regs) (!((regs)->tstate & TSTATE_PRIV))
 #define instruction_pointer(regs) ((regs)->tpc)
+#define user_stack_pointer(regs) ((regs)->u_regs[UREG_FP])
 #define regs_return_value(regs) ((regs)->u_regs[UREG_I0])
 #ifdef CONFIG_SMP
 extern unsigned long profile_pc(struct pt_regs *);