4 files changed, 6 insertions, 1 deletions

diff --git a/arch/alpha/include/asm/cacheflush.h b/arch/alpha/include/asm/cacheflush.h
index b686cc7fc44e..01d71e1c8a9e 100644
--- a/arch/alpha/include/asm/cacheflush.h
+++ b/arch/alpha/include/asm/cacheflush.h
@@ -9,6 +9,7 @@
 #define flush_cache_dup_mm(mm)                  do { } while (0)
 #define flush_cache_range(vma, start, end)      do { } while (0)
 #define flush_cache_page(vma, vmaddr, pfn)      do { } while (0)
+#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0
 #define flush_dcache_page(page)                 do { } while (0)
 #define flush_dcache_mmap_lock(mapping)         do { } while (0)
 #define flush_dcache_mmap_unlock(mapping)       do { } while (0)
diff --git a/arch/alpha/include/asm/socket.h b/arch/alpha/include/asm/socket.h
index 26773e3246e2..06edfefc3373 100644
--- a/arch/alpha/include/asm/socket.h
+++ b/arch/alpha/include/asm/socket.h
@@ -67,6 +67,8 @@
 #define SO_TIMESTAMPING         37
 #define SCM_TIMESTAMPING        SO_TIMESTAMPING
 
+#define SO_RXQ_OVFL             40
+
 /* O_NONBLOCK clashes with the bits used for socket types.  Therefore we
  * have to define SOCK_NONBLOCK to a different value here.
  */
diff --git a/arch/alpha/include/asm/unistd.h b/arch/alpha/include/asm/unistd.h
index 5b5c17485942..7f23665122df 100644
--- a/arch/alpha/include/asm/unistd.h
+++ b/arch/alpha/include/asm/unistd.h
@@ -433,10 +433,11 @@
 #define __NR_signalfd                   476
 #define __NR_timerfd                    477
 #define __NR_eventfd                    478
+#define __NR_recvmmsg                   479
 
 #ifdef __KERNEL__
 
-#define NR_SYSCALLS                     479
+#define NR_SYSCALLS                     480
 
 #define __ARCH_WANT_IPC_PARSE_VERSION
 #define __ARCH_WANT_OLD_READDIR
diff --git a/arch/alpha/kernel/systbls.S b/arch/alpha/kernel/systbls.S
index 95c9aef1c106..cda6b8b3d573 100644
--- a/arch/alpha/kernel/systbls.S
+++ b/arch/alpha/kernel/systbls.S
@@ -497,6 +497,7 @@ sys_call_table:
         .quad sys_signalfd
         .quad sys_ni_syscall
         .quad sys_eventfd
+        .quad sys_recvmmsg
 
         .size sys_call_table, . - sys_call_table
         .type sys_call_table, @object