diff options
Diffstat (limited to 'arch/x86/oprofile/backtrace.c')
-rw-r--r-- | arch/x86/oprofile/backtrace.c | 12 |
1 files changed, 2 insertions, 10 deletions
diff --git a/arch/x86/oprofile/backtrace.c b/arch/x86/oprofile/backtrace.c index dc59a808009f..0ed046a187f7 100644 --- a/arch/x86/oprofile/backtrace.c +++ b/arch/x86/oprofile/backtrace.c | |||
@@ -76,16 +76,8 @@ dump_user_backtrace(struct frame_head * head) | |||
76 | void | 76 | void |
77 | x86_backtrace(struct pt_regs * const regs, unsigned int depth) | 77 | x86_backtrace(struct pt_regs * const regs, unsigned int depth) |
78 | { | 78 | { |
79 | struct frame_head *head; | 79 | struct frame_head *head = (struct frame_head *)frame_pointer(regs); |
80 | unsigned long stack; | 80 | unsigned long stack = stack_pointer(regs); |
81 | |||
82 | #ifdef CONFIG_X86_64 | ||
83 | head = (struct frame_head *)regs->rbp; | ||
84 | stack = regs->rsp; | ||
85 | #else | ||
86 | head = (struct frame_head *)regs->ebp; | ||
87 | stack = regs->esp; | ||
88 | #endif | ||
89 | 81 | ||
90 | if (!user_mode_vm(regs)) { | 82 | if (!user_mode_vm(regs)) { |
91 | if (depth) | 83 | if (depth) |