X-Git-Url: http://www.aleph1.co.uk/gitweb/?p=yaffs2.git;a=blobdiff_plain;f=yportenv.h;h=13cc1eb621783ebbfd7c860509593194dbf97d25;hp=d962fca6b2dd3c034a468d12f952ca221e14135f;hb=f2aa39bdf4996729001cb2a6e98d34eda832b9be;hpb=33549d2970236600573ab2609045400a898a7247

diff --git a/yportenv.h b/yportenv.h
index d962fca..13cc1eb 100644
--- a/yportenv.h
+++ b/yportenv.h
@@ -71,8 +71,8 @@
 #define YFREE_ALT(x)   vfree(x)
 #define YMALLOC_DMA(x) YMALLOC(x)
 
-/* KR - added for use in scan so processes aren't blocked indefinitely. */
 #define YYIELD() schedule()
+#define Y_DUMP_STACK() dump_stack()
 
 #define YAFFS_ROOT_MODE			0755
 #define YAFFS_LOSTNFOUND_MODE		0700
@@ -153,12 +153,16 @@
 
 #endif
 
+#ifndef Y_DUMP_STACK
+#define Y_DUMP_STACK() do { } while (0)
+#endif
 
 #ifndef YBUG
 #define YBUG() do {\
 	T(YAFFS_TRACE_BUG,\
 		(TSTR("==>> yaffs bug: " __FILE__ " %d" TENDSTR),\
 		__LINE__));\
+	Y_DUMP_STACK();\
 } while (0)
 #endif