[PATCH v2 01/13] Add new constants from Linux 6.12, 6.18 and 6.19 to bits/fcntl-linux.h

Adhemerval Zanella adhemerval.zanella@linaro.org
Fri Jul 3 14:46:27 GMT 2026


Add the renameat2 flags AT_RENAME_NOREPLACE, AT_RENAME_EXCHANGE and
AT_RENAME_WHITEOUT (commit b4fef22c2fb97fa204f0c99c7c7f1c6b422ef0aa,
Linux 6.12), FD_NSFS_ROOT (commit e83f0b5d10dcf62833008327cb661c7d118bca85,
Linux 6.18), and F_GETDELEG and F_SETDELEG (commit
1602bad16d7df82faca6d7c70821117684a66f49, Linux 6.19).
---
 sysdeps/unix/sysv/linux/bits/fcntl-linux.h | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/sysdeps/unix/sysv/linux/bits/fcntl-linux.h b/sysdeps/unix/sysv/linux/bits/fcntl-linux.h
index 96176703274..c6e2981a179 100644
--- a/sysdeps/unix/sysv/linux/bits/fcntl-linux.h
+++ b/sysdeps/unix/sysv/linux/bits/fcntl-linux.h
@@ -209,6 +209,8 @@
 # define F_SET_RW_HINT	1036
 # define F_GET_FILE_RW_HINT	1037
 # define F_SET_FILE_RW_HINT	1038
+# define F_GETDELEG	1039	/* Get delegation.  */
+# define F_SETDELEG	1040	/* Set delegation.  */
 #endif
 #ifdef __USE_XOPEN2K8
 # define F_DUPFD_CLOEXEC 1030	/* Duplicate file descriptor with
@@ -219,6 +221,7 @@
 #define FD_CLOEXEC	1	/* Actually anything with low bit set goes */
 #ifdef __USE_GNU
 # define FD_PIDFS_ROOT	-10002	/* Root of the pidfs filesystem */
+# define FD_NSFS_ROOT	-10003	/* Root of the nsfs filesystem */
 #endif
 
 #ifndef F_RDLCK
@@ -387,6 +390,11 @@ struct file_handle
 /* Flags for execveat2(2). */
 # define AT_EXECVE_CHECK 0x10000 /* Only perform a check if execution
 				    would be allowed */
+
+/* Flags for renameat2(2) (must match legacy RENAME_* flags).  */
+# define AT_RENAME_NOREPLACE	0x0001 /* Don't overwrite target.  */
+# define AT_RENAME_EXCHANGE	0x0002 /* Exchange source and dest.  */
+# define AT_RENAME_WHITEOUT	0x0004 /* Whiteout source.  */
 #endif
 
 __BEGIN_DECLS
-- 
2.43.0



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