[PATCH] x86: add sysctl for kstack_depth_to_print
Add sysctl for kstack_depth_to_print. This lets users change
the amount of raw stack data printed in dump_stack() without
having to reboot.
Signed-off-by: Chuck Ebbert <76306.1226@compuserve.com>
Signed-off-by: Andi Kleen <ak@suse.de>
diff --git a/include/asm-x86_64/stacktrace.h b/include/asm-x86_64/stacktrace.h
index 5eb9799..6f0b545 100644
--- a/include/asm-x86_64/stacktrace.h
+++ b/include/asm-x86_64/stacktrace.h
@@ -1,6 +1,8 @@
#ifndef _ASM_STACKTRACE_H
#define _ASM_STACKTRACE_H 1
+extern int kstack_depth_to_print;
+
/* Generic stack tracer with callbacks */
struct stacktrace_ops {