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-rw-r--r--include/linux/oprofile.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/oprofile.h b/include/linux/oprofile.h
index 559c4c38a9c7..b5b3197dfd4f 100644
--- a/include/linux/oprofile.h
+++ b/include/linux/oprofile.h
@@ -61,6 +61,16 @@ void oprofile_arch_exit(void);
61 */ 61 */
62void oprofile_add_sample(struct pt_regs * const regs, unsigned long event); 62void oprofile_add_sample(struct pt_regs * const regs, unsigned long event);
63 63
64/**
65 * Add an extended sample. Use this when the PC is not from the regs, and
66 * we cannot determine if we're in kernel mode from the regs.
67 *
68 * This function does perform a backtrace.
69 *
70 */
71void oprofile_add_ext_sample(unsigned long pc, struct pt_regs * const regs,
72 unsigned long event, int is_kernel);
73
64/* Use this instead when the PC value is not from the regs. Doesn't 74/* Use this instead when the PC value is not from the regs. Doesn't
65 * backtrace. */ 75 * backtrace. */
66void oprofile_add_pc(unsigned long pc, int is_kernel, unsigned long event); 76void oprofile_add_pc(unsigned long pc, int is_kernel, unsigned long event);