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-rw-r--r--include/linux/fcntl.h16
1 files changed, 15 insertions, 1 deletions
diff --git a/include/linux/fcntl.h b/include/linux/fcntl.h
index d019df946cb2..7bcdcf4f6ab2 100644
--- a/include/linux/fcntl.h
+++ b/include/linux/fcntl.h
@@ -2,15 +2,29 @@
#ifndef _LINUX_FCNTL_H
#define _LINUX_FCNTL_H
+#include <linux/stat.h>
#include <uapi/linux/fcntl.h>
-/* list of all valid flags for the open/openat flags argument: */
+/* List of all valid flags for the open/openat flags argument: */
#define VALID_OPEN_FLAGS \
(O_RDONLY | O_WRONLY | O_RDWR | O_CREAT | O_EXCL | O_NOCTTY | O_TRUNC | \
O_APPEND | O_NDELAY | O_NONBLOCK | O_NDELAY | __O_SYNC | O_DSYNC | \
FASYNC | O_DIRECT | O_LARGEFILE | O_DIRECTORY | O_NOFOLLOW | \
O_NOATIME | O_CLOEXEC | O_PATH | __O_TMPFILE)
+/* List of all valid flags for the how->upgrade_mask argument: */
+#define VALID_UPGRADE_FLAGS \
+ (UPGRADE_NOWRITE | UPGRADE_NOREAD)
+
+/* List of all valid flags for the how->resolve argument: */
+#define VALID_RESOLVE_FLAGS \
+ (RESOLVE_NO_XDEV | RESOLVE_NO_MAGICLINKS | RESOLVE_NO_SYMLINKS | \
+ RESOLVE_BENEATH | RESOLVE_IN_ROOT)
+
+/* List of all open_how "versions". */
+#define OPEN_HOW_SIZE_VER0 24 /* sizeof first published struct */
+#define OPEN_HOW_SIZE_LATEST OPEN_HOW_SIZE_VER0
+
#ifndef force_o_largefile
#define force_o_largefile() (!IS_ENABLED(CONFIG_ARCH_32BIT_OFF_T))
#endif
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