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authorMark Brown <broonie@kernel.org>2019-04-02 16:20:47 +0700
committerMark Brown <broonie@kernel.org>2019-04-02 16:20:47 +0700
commit6d5e2bf9d203e4d9e08ca2e9420c6ff22ad190af (patch)
treec2c20648773d3326f942e34ef73b06566f7a19ec /tools/include/uapi/asm-generic/mman-common-tools.h
parentb820d52e7eed7b30b2dfef5f4213a2bc3cbea6f3 (diff)
parent257f9053c0204ea47491aa236004fd1226f75fa8 (diff)
Merge branch 'acpi-utils' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm into asoc-5.2
Diffstat (limited to 'tools/include/uapi/asm-generic/mman-common-tools.h')
-rw-r--r--tools/include/uapi/asm-generic/mman-common-tools.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/tools/include/uapi/asm-generic/mman-common-tools.h b/tools/include/uapi/asm-generic/mman-common-tools.h
new file mode 100644
index 000000000000..af7d0d3a3182
--- /dev/null
+++ b/tools/include/uapi/asm-generic/mman-common-tools.h
@@ -0,0 +1,23 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+#ifndef __ASM_GENERIC_MMAN_COMMON_TOOLS_ONLY_H
+#define __ASM_GENERIC_MMAN_COMMON_TOOLS_ONLY_H
+
+#include <asm-generic/mman-common.h>
+
+/* We need this because we need to have tools/include/uapi/ included in the tools
+ * header search path to get access to stuff that is not yet in the system's
+ * copy of the files in that directory, but since this cset:
+ *
+ * 746c9398f5ac ("arch: move common mmap flags to linux/mman.h")
+ *
+ * We end up making sys/mman.h, that is in the system headers, to not find the
+ * MAP_SHARED and MAP_PRIVATE defines because they are not anymore in our copy
+ * of asm-generic/mman-common.h. So we define them here and include this header
+ * from each of the per arch mman.h headers.
+ */
+#ifndef MAP_SHARED
+#define MAP_SHARED 0x01 /* Share changes */
+#define MAP_PRIVATE 0x02 /* Changes are private */
+#define MAP_SHARED_VALIDATE 0x03 /* share + validate extension flags */
+#endif
+#endif // __ASM_GENERIC_MMAN_COMMON_TOOLS_ONLY_H