[ARM] remove pc_pointer()

pc_pointer() was a function to mask the PC for 26-bit ARMs, which
we no longer support.  Remove it.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

3 files changed, 5 insertions, 7 deletions

diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index a2e7542..2ce9a40 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -385,7 +385,7 @@ unsigned long get_wchan(struct task_struct *p)
 	do {
 		if (fp < stack_start || fp > stack_end)
 			return 0;
-		lr = pc_pointer (((unsigned long *)fp)[-1]);
+		lr = ((unsigned long *)fp)[-1];
 		if (!in_sched_functions(lr))
 			return lr;
 		fp = *(unsigned long *) (fp - 12);
diff --git a/arch/arm/kernel/ptrace.c b/arch/arm/kernel/ptrace.c
index 4b05dc5..77ea1f2 100644
--- a/arch/arm/kernel/ptrace.c
+++ b/arch/arm/kernel/ptrace.c
@@ -126,7 +126,7 @@ ptrace_getrn(struct task_struct *child, unsigned long insn)
 
 	val = get_user_reg(child, reg);
 	if (reg == 15)
-		val = pc_pointer(val + 8);
+		val += 8;
 
 	return val;
 }
@@ -278,8 +278,7 @@ get_branch_address(struct task_struct *child, unsigned long pc, unsigned long in
 				else
 					base -= aluop2;
 			}
-			if (read_u32(child, base, &alt) == 0)
-				alt = pc_pointer(alt);
+			read_u32(child, base, &alt);
 		}
 		break;
 
@@ -305,8 +304,7 @@ get_branch_address(struct task_struct *child, unsigned long pc, unsigned long in
 
 			base = ptrace_getrn(child, insn);
 
-			if (read_u32(child, base + nr_regs, &alt) == 0)
-				alt = pc_pointer(alt);
+			read_u32(child, base + nr_regs, &alt);
 			break;
 		}
 		break;
diff --git a/arch/arm/kernel/time.c b/arch/arm/kernel/time.c
index 368d171..c68b44a 100644
--- a/arch/arm/kernel/time.c
+++ b/arch/arm/kernel/time.c
@@ -59,7 +59,7 @@ unsigned long profile_pc(struct pt_regs *regs)
 
 	if (in_lock_functions(pc)) {
 		fp = regs->ARM_fp;
-		pc = pc_pointer(((unsigned long *)fp)[-1]);
+		pc = ((unsigned long *)fp)[-1];
 	}
 
 	return pc;