missing-syscall: define all MOUNT_ATTR_* if missing

Fixes #21876.

diff --git a/src/basic/missing_syscall.h b/src/basic/missing_syscall.h
index 3da30e6f0e53784c92d991b59d3d19d7e92ed575..0b0cc3cec2d2bc4bb97dfa67f34027a8a4ada78d 100644 (file)
--- a/src/basic/missing_syscall.h
+++ b/src/basic/missing_syscall.h
@@ -462,20 +462,56 @@ struct mount_attr {
 struct mount_attr;
 #endif
 
+#ifndef MOUNT_ATTR_RDONLY
+#define MOUNT_ATTR_RDONLY       0x00000001 /* Mount read-only */
+#endif
+
+#ifndef MOUNT_ATTR_NOSUID
+#define MOUNT_ATTR_NOSUID       0x00000002 /* Ignore suid and sgid bits */
+#endif
+
+#ifndef MOUNT_ATTR_NODEV
+#define MOUNT_ATTR_NODEV        0x00000004 /* Disallow access to device special files */
+#endif
+
+#ifndef MOUNT_ATTR_NOEXEC
+#define MOUNT_ATTR_NOEXEC       0x00000008 /* Disallow program execution */
+#endif
+
+#ifndef MOUNT_ATTR__ATIME
+#define MOUNT_ATTR__ATIME       0x00000070 /* Setting on how atime should be updated */
+#endif
+
+#ifndef MOUNT_ATTR_RELATIME
+#define MOUNT_ATTR_RELATIME     0x00000000 /* - Update atime relative to mtime/ctime. */
+#endif
+
+#ifndef MOUNT_ATTR_NOATIME
+#define MOUNT_ATTR_NOATIME      0x00000010 /* - Do not update access times. */
+#endif
+
+#ifndef MOUNT_ATTR_STRICTATIME
+#define MOUNT_ATTR_STRICTATIME  0x00000020 /* - Always perform atime updates */
+#endif
+
+#ifndef MOUNT_ATTR_NODIRATIME
+#define MOUNT_ATTR_NODIRATIME   0x00000080 /* Do not update directory access times */
+#endif
+
 #ifndef MOUNT_ATTR_IDMAP
-#define MOUNT_ATTR_IDMAP 0x00100000
+#define MOUNT_ATTR_IDMAP        0x00100000 /* Idmap mount to @userns_fd in struct mount_attr. */
 #endif
 
 #ifndef MOUNT_ATTR_NOSYMFOLLOW
-#define MOUNT_ATTR_NOSYMFOLLOW 0x00200000
+#define MOUNT_ATTR_NOSYMFOLLOW  0x00200000 /* Do not follow symlinks */
 #endif
 
-#ifndef AT_RECURSIVE
-#define AT_RECURSIVE 0x8000
+#ifndef MOUNT_ATTR_SIZE_VER0
+#define MOUNT_ATTR_SIZE_VER0    32 /* sizeof first published struct */
 #endif
 
-#ifndef MOUNT_ATTR_SIZE_VER0
-#define MOUNT_ATTR_SIZE_VER0 32
+#ifndef AT_RECURSIVE
+#define AT_RECURSIVE 0x8000
 #endif
 
 static inline int missing_mount_setattr(