---

yaml --- r: 217621 b: refs/heads/master c: c569cac h: refs/heads/master i: 217619: d5a76fc v: v3
git-mirror · Oct 15, 2010 · d8e297a · d8e297a
1 parent 2886e1d
commit d8e297a
Show file tree

Hide file tree

Showing 3 changed files with 9 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 29507663dfa2590647a1ef66f3652a0cac033eca
+refs/heads/master: c569cac8b69397d8bc80f95bc6edf13ed902e28b
diff --git a/trunk/arch/tile/include/asm/backtrace.h b/trunk/arch/tile/include/asm/backtrace.h
@@ -146,7 +146,10 @@ enum {
 
 	CALLER_SP_IN_R52_BASE = 4,
 
-	CALLER_SP_OFFSET_BASE = 8
+	CALLER_SP_OFFSET_BASE = 8,
+
+	/* Marks the entry point of certain functions. */
+	ENTRY_POINT_INFO_OP = 16
 };
 
 

diff --git a/trunk/arch/tile/kernel/backtrace.c b/trunk/arch/tile/kernel/backtrace.c
@@ -369,6 +369,10 @@ static void find_caller_pc_and_caller_sp(CallerLocation *location,
 					/* Weird; reserved value, ignore it. */
 					continue;
 				}
+				if (info_operand & ENTRY_POINT_INFO_OP)	{
+					/* This info op is ignored by the backtracer. */
+					continue;
+				}
 
 				/* Skip info ops which are not in the
 				 * "one_ago" mode we want right now.