X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=include%2Finstrumentation%2Fsyscalls%2Fheaders%2Fx86-32-syscalls_pointers_override.h;h=5689bda412950ed68ea8284c82e4224a2a7f4a03;hb=cae34aadcc5ac23148182c5419214fa013c7eb60;hp=e93213f68d63007dedfa1fb3f15e45224b3d4fed;hpb=6a05ace84fd25eaee6d2fbd82722aeb814f138ed;p=lttng-modules.git

diff --git a/include/instrumentation/syscalls/headers/x86-32-syscalls_pointers_override.h b/include/instrumentation/syscalls/headers/x86-32-syscalls_pointers_override.h
index e93213f6..5689bda4 100644
--- a/include/instrumentation/syscalls/headers/x86-32-syscalls_pointers_override.h
+++ b/include/instrumentation/syscalls/headers/x86-32-syscalls_pointers_override.h
@@ -11,6 +11,24 @@
 #  define OVERRIDE_32_chown16
 # endif
 
+#ifdef CONFIG_X86_64
+#if CONFIG_COMPAT_OLD_SIGACTION
+/*
+ * From the point of view of the 64-bit ABI, old_sigaction
+ * becomes compat_old_sigaction.
+ */
+#define old_sigaction compat_old_sigaction
+#else /* CONFIG_COMPAT_OLD_SIGACTION */
+/*
+ * The target 64-bit kernel does not enable the support for
+ * the 32-bit compat version of OLD_SIGACTION. Defining
+ * OVERRIDE_32_sigaction ensures we don't build a tracepoint
+ * for this syscall.
+ */
+#define OVERRIDE_32_sigaction
+#endif /* CONFIG_COMPAT_OLD_SIGACTION */
+#endif
+
 #define OVERRIDE_32_pipe
 #define OVERRIDE_64_pipe
 SC_LTTNG_TRACEPOINT_EVENT(pipe,