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From: Andrea Cervesato <andrea.cervesato@suse.de>
To: Linux Test Project <ltp@lists.linux.it>
Subject: [LTP] [PATCH v5 01/14] lapi: fallback fchroot() parameters
Date: Tue, 20 Oct 2026 12:16:30 +0200	[thread overview]
Message-ID: <20261020-fchroot-v5-1-63aa6faff503@suse.com> (raw)
In-Reply-To: <20261020-fchroot-v5-0-63aa6faff503@suse.com>

From: Andrea Cervesato <andrea.cervesato@suse.com>

Add to fcntl.h fallback definitions:

- FD_PIDFS_ROOT
- FD_NSFS_ROOT
- FD_FAILFS_ROOT

Signed-off-by: Andrea Cervesato <andrea.cervesato@suse.com>
---
 include/lapi/fcntl.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/include/lapi/fcntl.h b/include/lapi/fcntl.h
index 6a9ef11ce..d70954ea7 100644
--- a/include/lapi/fcntl.h
+++ b/include/lapi/fcntl.h
@@ -144,6 +144,19 @@
 # endif
 #endif
 
+/* Roots of kernel internal pseudo filesystems, usable as fd sentinels */
+#ifndef FD_PIDFS_ROOT
+# define FD_PIDFS_ROOT		-10002
+#endif
+
+#ifndef FD_NSFS_ROOT
+# define FD_NSFS_ROOT		-10003
+#endif
+
+#ifndef FD_FAILFS_ROOT
+# define FD_FAILFS_ROOT		-10004
+#endif
+
 #ifndef FALLOC_FL_KEEP_SIZE
 # define FALLOC_FL_KEEP_SIZE 1
 #endif

-- 
2.51.0


-- 
Mailing list info: https://lists.linux.it/listinfo/ltp

  reply	other threads:[~2026-10-20 10:16 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-10-20 10:16 [LTP] [PATCH v5 00/14] fchroot: add fchroot() testing suite Andrea Cervesato
2026-10-20 10:16 ` Andrea Cervesato [this message]
2026-10-20 12:39   ` [LTP] [PATCH v5 01/14] lapi: fallback fchroot() parameters Cyril Hrubis
2026-10-20 14:53   ` [LTP] " linuxtestproject.agent
2026-10-20 15:57     ` Andrea Cervesato via ltp
2026-10-20 10:16 ` [LTP] [PATCH v5 02/14] fchroot01: test fchroot() with a directory fd Andrea Cervesato
2026-10-20 10:16 ` [LTP] [PATCH v5 03/14] fchroot02: test fchroot() invalid arguments Andrea Cervesato
2026-10-20 10:16 ` [LTP] [PATCH v5 04/14] fchroot03: test fchroot() permission checks Andrea Cervesato
2026-10-20 10:16 ` [LTP] [PATCH v5 05/14] fchroot04: test fchroot() into failfs as root Andrea Cervesato
2026-10-20 10:16 ` [LTP] [PATCH v5 06/14] fchroot05: test failfs root can not be referenced Andrea Cervesato
2026-10-20 10:16 ` [LTP] [PATCH v5 07/14] fchroot06: test path walks under failfs root Andrea Cervesato
2026-10-20 13:02   ` Cyril Hrubis
2026-10-20 10:16 ` [LTP] [PATCH v5 08/14] fchroot07: test execve blocked by " Andrea Cervesato
2026-10-20 10:16 ` [LTP] [PATCH v5 09/14] fchroot08: test failfs root fork inheritance Andrea Cervesato
2026-10-20 13:05   ` Cyril Hrubis
2026-10-20 10:16 ` [LTP] [PATCH v5 10/14] fchroot09: test setns escape from failfs root Andrea Cervesato
2026-10-20 15:26   ` Cyril Hrubis
2026-10-20 10:16 ` [LTP] [PATCH v5 11/14] fchroot10: test failfs entry without no_new_privs Andrea Cervesato
2026-10-20 10:16 ` [LTP] [PATCH v5 12/14] fchroot11: test failfs entry with no_new_privs Andrea Cervesato
2026-10-20 15:41   ` Cyril Hrubis
2026-10-20 10:16 ` [LTP] [PATCH v5 13/14] fchroot12: test failfs entry with shared fs_struct Andrea Cervesato
2026-10-20 10:16 ` [LTP] [PATCH v5 14/14] fchroot13: test failfs entry when chrooted Andrea Cervesato
2026-10-20 15:44   ` Cyril Hrubis
2026-10-20 16:13 ` [LTP] [PATCH v5 00/14] fchroot: add fchroot() testing suite Andrea Cervesato via ltp

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