diff options
| author | Jan Beulich <jbeulich@novell.com> | 2006-06-26 07:57:32 -0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-06-26 13:48:17 -0400 |
| commit | b538ed278b80641ee6d7b75497d5e14de1bb1137 (patch) | |
| tree | fe508a2f950ec08c832474a253f41b188ceece75 /lib | |
| parent | 4552d5dc08b79868829b4be8951b29b07284753f (diff) | |
[PATCH] x86_64: reliable stack trace support (x86-64)
These are the x86_64-specific pieces to enable reliable stack traces. The
only restriction with this is that it currently cannot unwind across the
interrupt->normal stack boundary, as that transition is lacking proper
annotation.
Signed-off-by: Jan Beulich <jbeulich@novell.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Kconfig.debug | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 256b3b805c5c..bbaed84a686b 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug | |||
| @@ -199,7 +199,7 @@ config UNWIND_INFO | |||
| 199 | config STACK_UNWIND | 199 | config STACK_UNWIND |
| 200 | bool "Stack unwind support" | 200 | bool "Stack unwind support" |
| 201 | depends on UNWIND_INFO | 201 | depends on UNWIND_INFO |
| 202 | depends on n | 202 | depends on X86_64 |
| 203 | help | 203 | help |
| 204 | This enables more precise stack traces, omitting all unrelated | 204 | This enables more precise stack traces, omitting all unrelated |
| 205 | occurrences of pointers into kernel code from the dump. | 205 | occurrences of pointers into kernel code from the dump. |