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| author | Jan Beulich <jbeulich@novell.com> | 2006-06-26 13:57:32 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-06-26 10:48:17 -0700 |
| commit | b538ed278b80641ee6d7b75497d5e14de1bb1137 (patch) | |
| tree | fe508a2f950ec08c832474a253f41b188ceece75 /arch/x86_64/kernel/vmlinux.lds.S | |
| parent | 4552d5dc08b79868829b4be8951b29b07284753f (diff) | |
| download | lwn-b538ed278b80641ee6d7b75497d5e14de1bb1137.tar.gz lwn-b538ed278b80641ee6d7b75497d5e14de1bb1137.zip | |
[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 'arch/x86_64/kernel/vmlinux.lds.S')
| -rw-r--r-- | arch/x86_64/kernel/vmlinux.lds.S | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/x86_64/kernel/vmlinux.lds.S b/arch/x86_64/kernel/vmlinux.lds.S index 5968c2415da9..1c6a5f322919 100644 --- a/arch/x86_64/kernel/vmlinux.lds.S +++ b/arch/x86_64/kernel/vmlinux.lds.S @@ -45,6 +45,15 @@ SECTIONS RODATA +#ifdef CONFIG_STACK_UNWIND + . = ALIGN(8); + .eh_frame : AT(ADDR(.eh_frame) - LOAD_OFFSET) { + __start_unwind = .; + *(.eh_frame) + __end_unwind = .; + } +#endif + /* Data */ .data : AT(ADDR(.data) - LOAD_OFFSET) { *(.data) |