Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/vapier/blackfin

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/vapier/blackfin: (96 commits)
  Blackfin: stop cleaning include/asm/asm-offsets.h
  Blackfin: scale calibration when cpu freq changes
  Blackfin: eat spurious space in asm/dpmc.h
  Blackfin: fix anomaly 283 handling with exact hardware error
  Blackfin: bf537-stamp: add example ADXL346 orientation resources
  Blackfin: bf537-stamp: add example AD2S1210 IIO resources
  Blackfin: don't support keypad wakeup from hibernate
  Blackfin: bf537-stamp: add example AD7416 IIO resources
  Blackfin: bf537-stamp: add example ADP8860 backlight/led resources
  Blackfin: bf537-stamp: add example AD7414 temp sensor resources
  Blackfin: rename AD1836 to AD183X in board files
  Blackfin: bf537-stamp: add example AD2S120x resources
  Blackfin: add support for the on-chip MAC status interrupts
  Blackfin: asm/page.h: pull in asm-generic headers
  Blackfin: mark gpio lib functions static
  Blackfin: bf537-stamp: add example ADAU1361 resources
  Blackfin: GPIO: implement to_irq handler
  Blackfin: bf537-stamp: add example ADP122/ADP150 power regulator resources
  Blackfin: bf537-stamp: add example AD2S90 resources
  Blackfin: bf537-stamp: add example AD5398 power regulator resources
  ...

1 files changed, 19 insertions, 4 deletions

diff --git a/arch/blackfin/kernel/ftrace-entry.S b/arch/blackfin/kernel/ftrace-entry.S
index 76dd4fbcd17a..d66446b572c0 100644
--- a/arch/blackfin/kernel/ftrace-entry.S
+++ b/arch/blackfin/kernel/ftrace-entry.S
@@ -1,7 +1,7 @@
 /*
  * mcount and friends -- ftrace stuff
  *
- * Copyright (C) 2009 Analog Devices Inc.
+ * Copyright (C) 2009-2010 Analog Devices Inc.
  * Licensed under the GPL-2 or later.
  */
 
@@ -21,6 +21,15 @@
  * function will be waiting there.  mmmm pie.
  */
 ENTRY(__mcount)
+#ifdef CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST
+	/* optional micro optimization: return if stopped */
+	p1.l = _function_trace_stop;
+	p1.h = _function_trace_stop;
+	r3 = [p1];
+	cc = r3 == 0;
+	if ! cc jump _ftrace_stub (bp);
+#endif
+
 	/* save third function arg early so we can do testing below */
 	[--sp] = r2;
 
@@ -106,9 +115,12 @@ ENTRY(_ftrace_graph_caller)
 	[--sp] = r1;
 	[--sp] = rets;
 
-	/* prepare_ftrace_return(unsigned long *parent, unsigned long self_addr) */
-	r0 = sp;
-	r1 = rets;
+	/* prepare_ftrace_return(parent, self_addr, frame_pointer) */
+	r0 = sp;	/* unsigned long *parent */
+	r1 = rets;	/* unsigned long self_addr */
+#ifdef CONFIG_HAVE_FUNCTION_GRAPH_FP_TEST
+	r2 = fp;	/* unsigned long frame_pointer */
+#endif
 	r0 += 16;	/* skip the 4 local regs on stack */
 	r1 += -MCOUNT_INSN_SIZE;
 	call _prepare_ftrace_return;
@@ -127,6 +139,9 @@ ENTRY(_return_to_handler)
 	[--sp] = r1;
 
 	/* get original return address */
+#ifdef CONFIG_HAVE_FUNCTION_GRAPH_FP_TEST
+	r0 = fp;	/* Blackfin is sane, so omit this */
+#endif
 	call _ftrace_return_to_handler;
 	rets = r0;