Unverified Commit cd5d2006 authored by Christian Brauner's avatar Christian Brauner
Browse files

uapi/fcntl: add FD_INVALID 

Add a marker for an invalid file descriptor.

Link: https://lore.kernel.org/20250624-work-pidfs-fhandle-v2-7-d02a04858fe3@kernel.org


Reviewed-by: default avatarJan Kara <jack@suse.cz>
Reviewed-by: default avatarAmir Goldstein <amir73il@gmail.com>
Signed-off-by: default avatarChristian Brauner <brauner@kernel.org>
parent 67fcec29

include/uapi/linux/fcntl.h

+1 −0
Original line number Diff line number Diff line
@@ -110,6 +110,7 @@ 
#define PIDFD_SELF_THREAD		-10000 /* Current thread. */

#define PIDFD_SELF_THREAD_GROUP		-10001 /* Current thread group leader. */



#define FD_INVALID			-10009 /* Invalid file descriptor: -10000 - EBADF = -10009 */



/* Generic flags for the *at(2) family of syscalls. */