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Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...
[pandora-kernel.git]
/
arch
/
x86
/
kernel
/
cpu
/
perf_event.c
diff --git
a/arch/x86/kernel/cpu/perf_event.c
b/arch/x86/kernel/cpu/perf_event.c
index
fd4db0d
..
c775860
100644
(file)
--- a/
arch/x86/kernel/cpu/perf_event.c
+++ b/
arch/x86/kernel/cpu/perf_event.c
@@
-1717,7
+1717,11
@@
void perf_arch_fetch_caller_regs(struct pt_regs *regs, unsigned long ip, int ski
*/
regs->bp = rewind_frame_pointer(skip + 1);
regs->cs = __KERNEL_CS;
*/
regs->bp = rewind_frame_pointer(skip + 1);
regs->cs = __KERNEL_CS;
- local_save_flags(regs->flags);
+ /*
+ * We abuse bit 3 to pass exact information, see perf_misc_flags
+ * and the comment with PERF_EFLAGS_EXACT.
+ */
+ regs->flags = 0;
}
unsigned long perf_instruction_pointer(struct pt_regs *regs)
}
unsigned long perf_instruction_pointer(struct pt_regs *regs)