X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?p=kvmfornfv.git;a=blobdiff_plain;f=kernel%2Ftools%2Fperf%2Futil%2Finclude%2Fdwarf-regs.h;h=07c644ed64c4ecd9809bf322297e5a3876e83aad;hp=8f149655f497302f39b5352cf099fbd71d4d02d7;hb=e09b41010ba33a20a87472ee821fa407a5b8da36;hpb=f93b97fd65072de626c074dbe099a1fff05ce060

diff --git a/kernel/tools/perf/util/include/dwarf-regs.h b/kernel/tools/perf/util/include/dwarf-regs.h
index 8f149655f..07c644ed6 100644
--- 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