vppinfra: add clib_mem_vm_ext_alloc function

Change-Id: Iff33694fc42cc3bcc73cf1372339053a6365039c
Signed-off-by: Damjan Marion <damarion@cisco.com>

1 files changed, 56 insertions, 0 deletions

diff --git a/src/vppinfra/linux/syscall.h b/src/vppinfra/linux/syscall.h
new file mode 100644
index 00000000000..f8ec5919f3f
--- /dev/null
+++ b/src/vppinfra/linux/syscall.h
@@ -0,0 +1,56 @@
+/*
+ * Copyright (c) 2017 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef included_linux_syscall_h
+#define included_linux_syscall_h
+
+#include <unistd.h>
+#include <sys/syscall.h>
+
+static inline long
+set_mempolicy (int mode, const unsigned long *nodemask, unsigned long maxnode)
+{
+  return syscall (__NR_set_mempolicy, mode, nodemask, maxnode);
+}
+
+static inline int
+get_mempolicy (int *mode, unsigned long *nodemask, unsigned long maxnode,
+	       void *addr, unsigned long flags)
+{
+  return syscall (__NR_get_mempolicy, mode, nodemask, maxnode, addr, flags);
+}
+
+static inline long
+move_pages (int pid, unsigned long count, void **pages, const int *nodes,
+	    int *status, int flags)
+{
+  return syscall (__NR_move_pages, pid, count, pages, nodes, status, flags);
+}
+
+static inline int
+memfd_create (const char *name, unsigned int flags)
+{
+  return syscall (__NR_memfd_create, name, flags);
+}
+
+#endif /* included_linux_syscall_h */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */