X-Git-Url: https://git.liburcu.org/?p=urcu.git;a=blobdiff_plain;f=urcu%2Farch%2Fhppa.h;h=c8d4d057708e1d5fe603697b12200ca54d0d5682;hp=f92b0ab594b43cf801aab944a1b47bf6df82c0b5;hb=1a186a881c195c0f240c0baa813056b0cc1eab91;hpb=81593390d63393f14f2d41523797636bdad19ae5

diff --git a/urcu/arch/hppa.h b/urcu/arch/hppa.h
index f92b0ab..c8d4d05 100644
--- a/urcu/arch/hppa.h
+++ b/urcu/arch/hppa.h
@@ -32,6 +32,14 @@ extern "C" {
 #include <stdlib.h>
 #include <sys/time.h>
 
+/*
+ * On Linux, define the membarrier system call number if not yet available in
+ * the system headers.
+ */
+#if (defined(__linux__) && !defined(__NR_membarrier))
+#define __NR_membarrier		343
+#endif
+
 #define HAS_CAA_GET_CYCLES
 typedef unsigned long caa_cycles_t;