These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / tools / perf / util / include / dwarf-regs.h

diff --git a/kernel/tools/perf/util/include/dwarf-regs.h b/kernel/tools/perf/util/include/dwarf-regs.h
index 8f14965..07c644e 100644 (file)
--- a/kernel/tools/perf/util/include/dwarf-regs.h
+++ b/kernel/tools/perf/util/include/dwarf-regs.h
@@ -5,4 +5,12 @@
 const char *get_arch_regstr(unsigned int n);
 #endif
 
+#ifdef HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
+/*
+ * Arch should support fetching the offset of a register in pt_regs
+ * by its name. See kernel's regs_query_register_offset in
+ * arch/xxx/kernel/ptrace.c.
+ */
+int regs_query_register_offset(const char *name);
+#endif
 #endif