[glibc] Add MOVE_MOUNT_BENEATH from Linux 6.5 to sys/mount.h

[glibc] Add MOVE_MOUNT_BENEATH from Linux 6.5 to sys/mount.h

[Joseph Myers]

https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=803f4073cc8901ee89d73a90eed0ebfd50113f4f

commit 803f4073cc8901ee89d73a90eed0ebfd50113f4f
Author: Joseph Myers <joseph@codesourcery.com>
Date:   Thu Sep 14 14:58:15 2023 +0000

    Add MOVE_MOUNT_BENEATH from Linux 6.5 to sys/mount.h
    
    This patch adds the MOVE_MOUNT_BENEATH constant from Linux 6.5 to
    glibc's sys/mount.h and updates tst-mount-consts.py to reflect these
    constants being up to date with that Linux kernel version.
    
    Tested with build-many-glibcs.py.

Diff:
---
 sysdeps/unix/sysv/linux/sys/mount.h         | 1 +
 sysdeps/unix/sysv/linux/tst-mount-consts.py | 4 ++--
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/sysdeps/unix/sysv/linux/sys/mount.h b/sysdeps/unix/sysv/linux/sys/mount.h
index c6da841d99..a692c0e092 100644
--- a/sysdeps/unix/sysv/linux/sys/mount.h
+++ b/sysdeps/unix/sysv/linux/sys/mount.h
@@ -226,6 +226,7 @@ struct mount_attr
 #define MOVE_MOUNT_T_AUTOMOUNTS 0x00000020 /* Follow automounts on to path */
 #define MOVE_MOUNT_T_EMPTY_PATH 0x00000040 /* Empty to path permitted */
 #define MOVE_MOUNT_SET_GROUP    0x00000100 /* Set sharing group instead */
+#define MOVE_MOUNT_BENEATH      0x00000200 /* Mount beneath top mount */
 
 
 /* fspick flags.  */
diff --git a/sysdeps/unix/sysv/linux/tst-mount-consts.py b/sysdeps/unix/sysv/linux/tst-mount-consts.py
index bea27e204c..b5c52a4bb2 100755
--- a/sysdeps/unix/sysv/linux/tst-mount-consts.py
+++ b/sysdeps/unix/sysv/linux/tst-mount-consts.py
@@ -39,10 +39,10 @@ def main():
         sys.exit (77)
 
     linux_version_headers = glibcsyscalls.linux_kernel_version(args.cc)
-    # Constants in glibc were updated to match Linux v6.4.  When glibc
+    # Constants in glibc were updated to match Linux v6.5.  When glibc
     # constants are updated this value should be updated to match the
     # released kernel version from which the constants were taken.
-    linux_version_glibc = (6, 4)
+    linux_version_glibc = (6, 5)
     def check(cte, exclude=None):
         return glibcextract.compare_macro_consts(
                 '#include <sys/mount.h>\n',