From: Christian Brauner <brauner@kernel.org>
To: linux-fsdevel@vger.kernel.org, Josef Bacik <josef@toxicpanda.com>,
Jeff Layton <jlayton@kernel.org>
Cc: "Jann Horn" <jannh@google.com>, "Mike Yuan" <me@yhndnzj.com>,
"Zbigniew Jędrzejewski-Szmek" <zbyszek@in.waw.pl>,
"Lennart Poettering" <mzxreary@0pointer.de>,
"Daan De Meyer" <daan.j.demeyer@gmail.com>,
"Aleksa Sarai" <cyphar@cyphar.com>,
"Amir Goldstein" <amir73il@gmail.com>,
"Tejun Heo" <tj@kernel.org>,
"Johannes Weiner" <hannes@cmpxchg.org>,
"Thomas Gleixner" <tglx@linutronix.de>,
"Alexander Viro" <viro@zeniv.linux.org.uk>,
"Jan Kara" <jack@suse.cz>,
linux-kernel@vger.kernel.org, cgroups@vger.kernel.org,
bpf@vger.kernel.org, "Eric Dumazet" <edumazet@google.com>,
"Jakub Kicinski" <kuba@kernel.org>,
netdev@vger.kernel.org, "Arnd Bergmann" <arnd@arndb.de>,
"Christian Brauner" <brauner@kernel.org>
Subject: [PATCH v4 20/72] arch: hookup listns() system call
Date: Wed, 29 Oct 2025 13:20:33 +0100 [thread overview]
Message-ID: <20251029-work-namespace-nstree-listns-v4-20-2e6f823ebdc0@kernel.org> (raw)
In-Reply-To: <20251029-work-namespace-nstree-listns-v4-0-2e6f823ebdc0@kernel.org>
Add the listns() system call to all architectures.
Signed-off-by: Christian Brauner <brauner@kernel.org>
---
arch/alpha/kernel/syscalls/syscall.tbl | 1 +
arch/arm/tools/syscall.tbl | 1 +
arch/arm64/tools/syscall_32.tbl | 1 +
arch/m68k/kernel/syscalls/syscall.tbl | 1 +
arch/microblaze/kernel/syscalls/syscall.tbl | 1 +
arch/mips/kernel/syscalls/syscall_n32.tbl | 1 +
arch/mips/kernel/syscalls/syscall_n64.tbl | 1 +
arch/mips/kernel/syscalls/syscall_o32.tbl | 1 +
arch/parisc/kernel/syscalls/syscall.tbl | 1 +
arch/powerpc/kernel/syscalls/syscall.tbl | 1 +
arch/s390/kernel/syscalls/syscall.tbl | 1 +
arch/sh/kernel/syscalls/syscall.tbl | 1 +
arch/sparc/kernel/syscalls/syscall.tbl | 1 +
arch/x86/entry/syscalls/syscall_32.tbl | 1 +
arch/x86/entry/syscalls/syscall_64.tbl | 1 +
arch/xtensa/kernel/syscalls/syscall.tbl | 1 +
include/uapi/asm-generic/unistd.h | 4 +++-
scripts/syscall.tbl | 1 +
18 files changed, 20 insertions(+), 1 deletion(-)
diff --git a/arch/alpha/kernel/syscalls/syscall.tbl b/arch/alpha/kernel/syscalls/syscall.tbl
index 16dca28ebf17..3fed97478058 100644
--- a/arch/alpha/kernel/syscalls/syscall.tbl
+++ b/arch/alpha/kernel/syscalls/syscall.tbl
@@ -509,3 +509,4 @@
577 common open_tree_attr sys_open_tree_attr
578 common file_getattr sys_file_getattr
579 common file_setattr sys_file_setattr
+580 common listns sys_listns
diff --git a/arch/arm/tools/syscall.tbl b/arch/arm/tools/syscall.tbl
index b07e699aaa3c..fd09afae72a2 100644
--- a/arch/arm/tools/syscall.tbl
+++ b/arch/arm/tools/syscall.tbl
@@ -484,3 +484,4 @@
467 common open_tree_attr sys_open_tree_attr
468 common file_getattr sys_file_getattr
469 common file_setattr sys_file_setattr
+470 common listns sys_listns
diff --git a/arch/arm64/tools/syscall_32.tbl b/arch/arm64/tools/syscall_32.tbl
index 8d9088bc577d..8cdfe5d4dac9 100644
--- a/arch/arm64/tools/syscall_32.tbl
+++ b/arch/arm64/tools/syscall_32.tbl
@@ -481,3 +481,4 @@
467 common open_tree_attr sys_open_tree_attr
468 common file_getattr sys_file_getattr
469 common file_setattr sys_file_setattr
+470 common listns sys_listns
diff --git a/arch/m68k/kernel/syscalls/syscall.tbl b/arch/m68k/kernel/syscalls/syscall.tbl
index f41d38dfbf13..871a5d67bf41 100644
--- a/arch/m68k/kernel/syscalls/syscall.tbl
+++ b/arch/m68k/kernel/syscalls/syscall.tbl
@@ -469,3 +469,4 @@
467 common open_tree_attr sys_open_tree_attr
468 common file_getattr sys_file_getattr
469 common file_setattr sys_file_setattr
+470 common listns sys_listns
diff --git a/arch/microblaze/kernel/syscalls/syscall.tbl b/arch/microblaze/kernel/syscalls/syscall.tbl
index 580af574fe73..022fc85d94b3 100644
--- a/arch/microblaze/kernel/syscalls/syscall.tbl
+++ b/arch/microblaze/kernel/syscalls/syscall.tbl
@@ -475,3 +475,4 @@
467 common open_tree_attr sys_open_tree_attr
468 common file_getattr sys_file_getattr
469 common file_setattr sys_file_setattr
+470 common listns sys_listns
diff --git a/arch/mips/kernel/syscalls/syscall_n32.tbl b/arch/mips/kernel/syscalls/syscall_n32.tbl
index d824ffe9a014..8cedc83c3266 100644
--- a/arch/mips/kernel/syscalls/syscall_n32.tbl
+++ b/arch/mips/kernel/syscalls/syscall_n32.tbl
@@ -408,3 +408,4 @@
467 n32 open_tree_attr sys_open_tree_attr
468 n32 file_getattr sys_file_getattr
469 n32 file_setattr sys_file_setattr
+470 n32 listns sys_listns
diff --git a/arch/mips/kernel/syscalls/syscall_n64.tbl b/arch/mips/kernel/syscalls/syscall_n64.tbl
index 7a7049c2c307..9b92bddf06b5 100644
--- a/arch/mips/kernel/syscalls/syscall_n64.tbl
+++ b/arch/mips/kernel/syscalls/syscall_n64.tbl
@@ -384,3 +384,4 @@
467 n64 open_tree_attr sys_open_tree_attr
468 n64 file_getattr sys_file_getattr
469 n64 file_setattr sys_file_setattr
+470 n64 listns sys_listns
diff --git a/arch/mips/kernel/syscalls/syscall_o32.tbl b/arch/mips/kernel/syscalls/syscall_o32.tbl
index d330274f0601..f810b8a55716 100644
--- a/arch/mips/kernel/syscalls/syscall_o32.tbl
+++ b/arch/mips/kernel/syscalls/syscall_o32.tbl
@@ -457,3 +457,4 @@
467 o32 open_tree_attr sys_open_tree_attr
468 o32 file_getattr sys_file_getattr
469 o32 file_setattr sys_file_setattr
+470 o32 listns sys_listns
diff --git a/arch/parisc/kernel/syscalls/syscall.tbl b/arch/parisc/kernel/syscalls/syscall.tbl
index 88a788a7b18d..39bdacaa530b 100644
--- a/arch/parisc/kernel/syscalls/syscall.tbl
+++ b/arch/parisc/kernel/syscalls/syscall.tbl
@@ -468,3 +468,4 @@
467 common open_tree_attr sys_open_tree_attr
468 common file_getattr sys_file_getattr
469 common file_setattr sys_file_setattr
+470 common listns sys_listns
diff --git a/arch/powerpc/kernel/syscalls/syscall.tbl b/arch/powerpc/kernel/syscalls/syscall.tbl
index b453e80dfc00..ec4458cdb97b 100644
--- a/arch/powerpc/kernel/syscalls/syscall.tbl
+++ b/arch/powerpc/kernel/syscalls/syscall.tbl
@@ -560,3 +560,4 @@
467 common open_tree_attr sys_open_tree_attr
468 common file_getattr sys_file_getattr
469 common file_setattr sys_file_setattr
+470 common listns sys_listns
diff --git a/arch/s390/kernel/syscalls/syscall.tbl b/arch/s390/kernel/syscalls/syscall.tbl
index 8a6744d658db..5863787ab036 100644
--- a/arch/s390/kernel/syscalls/syscall.tbl
+++ b/arch/s390/kernel/syscalls/syscall.tbl
@@ -472,3 +472,4 @@
467 common open_tree_attr sys_open_tree_attr sys_open_tree_attr
468 common file_getattr sys_file_getattr sys_file_getattr
469 common file_setattr sys_file_setattr sys_file_setattr
+470 common listns sys_listns sys_listns
diff --git a/arch/sh/kernel/syscalls/syscall.tbl b/arch/sh/kernel/syscalls/syscall.tbl
index 5e9c9eff5539..969c11325ade 100644
--- a/arch/sh/kernel/syscalls/syscall.tbl
+++ b/arch/sh/kernel/syscalls/syscall.tbl
@@ -473,3 +473,4 @@
467 common open_tree_attr sys_open_tree_attr
468 common file_getattr sys_file_getattr
469 common file_setattr sys_file_setattr
+470 common listns sys_listns
diff --git a/arch/sparc/kernel/syscalls/syscall.tbl b/arch/sparc/kernel/syscalls/syscall.tbl
index ebb7d06d1044..39aa26b6a50b 100644
--- a/arch/sparc/kernel/syscalls/syscall.tbl
+++ b/arch/sparc/kernel/syscalls/syscall.tbl
@@ -515,3 +515,4 @@
467 common open_tree_attr sys_open_tree_attr
468 common file_getattr sys_file_getattr
469 common file_setattr sys_file_setattr
+470 common listns sys_listns
diff --git a/arch/x86/entry/syscalls/syscall_32.tbl b/arch/x86/entry/syscalls/syscall_32.tbl
index 4877e16da69a..e979a3eac7a3 100644
--- a/arch/x86/entry/syscalls/syscall_32.tbl
+++ b/arch/x86/entry/syscalls/syscall_32.tbl
@@ -475,3 +475,4 @@
467 i386 open_tree_attr sys_open_tree_attr
468 i386 file_getattr sys_file_getattr
469 i386 file_setattr sys_file_setattr
+470 i386 listns sys_listns
diff --git a/arch/x86/entry/syscalls/syscall_64.tbl b/arch/x86/entry/syscalls/syscall_64.tbl
index ced2a1deecd7..8a4ac4841be6 100644
--- a/arch/x86/entry/syscalls/syscall_64.tbl
+++ b/arch/x86/entry/syscalls/syscall_64.tbl
@@ -394,6 +394,7 @@
467 common open_tree_attr sys_open_tree_attr
468 common file_getattr sys_file_getattr
469 common file_setattr sys_file_setattr
+470 common listns sys_listns
#
# Due to a historical design error, certain syscalls are numbered differently
diff --git a/arch/xtensa/kernel/syscalls/syscall.tbl b/arch/xtensa/kernel/syscalls/syscall.tbl
index 374e4cb788d8..438a3b170402 100644
--- a/arch/xtensa/kernel/syscalls/syscall.tbl
+++ b/arch/xtensa/kernel/syscalls/syscall.tbl
@@ -440,3 +440,4 @@
467 common open_tree_attr sys_open_tree_attr
468 common file_getattr sys_file_getattr
469 common file_setattr sys_file_setattr
+470 common listns sys_listns
diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h
index 04e0077fb4c9..942370b3f5d2 100644
--- a/include/uapi/asm-generic/unistd.h
+++ b/include/uapi/asm-generic/unistd.h
@@ -857,9 +857,11 @@ __SYSCALL(__NR_open_tree_attr, sys_open_tree_attr)
__SYSCALL(__NR_file_getattr, sys_file_getattr)
#define __NR_file_setattr 469
__SYSCALL(__NR_file_setattr, sys_file_setattr)
+#define __NR_listns 470
+__SYSCALL(__NR_listns, sys_listns)
#undef __NR_syscalls
-#define __NR_syscalls 470
+#define __NR_syscalls 471
/*
* 32 bit systems traditionally used different
diff --git a/scripts/syscall.tbl b/scripts/syscall.tbl
index d1ae5e92c615..e74868be513c 100644
--- a/scripts/syscall.tbl
+++ b/scripts/syscall.tbl
@@ -410,3 +410,4 @@
467 common open_tree_attr sys_open_tree_attr
468 common file_getattr sys_file_getattr
469 common file_setattr sys_file_setattr
+470 common listns sys_listns
--
2.47.3
next prev parent reply other threads:[~2025-10-29 12:22 UTC|newest]
Thread overview: 78+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-29 12:20 [PATCH v4 00/72] nstree: listns() Christian Brauner
2025-10-29 12:20 ` [PATCH v4 01/72] libfs: allow to specify s_d_flags Christian Brauner
2025-10-29 12:20 ` [PATCH v4 02/72] nsfs: use inode_just_drop() Christian Brauner
2025-10-29 12:20 ` [PATCH v4 03/72] nsfs: raise DCACHE_DONTCACHE explicitly Christian Brauner
2025-10-29 12:20 ` [PATCH v4 04/72] pidfs: " Christian Brauner
2025-10-29 12:20 ` [PATCH v4 05/72] nsfs: raise SB_I_NODEV and SB_I_NOEXEC Christian Brauner
2025-10-29 12:20 ` [PATCH v4 06/72] cgroup: add cgroup namespace to tree after owner is set Christian Brauner
2025-10-29 12:20 ` [PATCH v4 07/72] nstree: simplify return Christian Brauner
2025-10-29 12:20 ` [PATCH v4 08/72] ns: initialize ns_list_node for initial namespaces Christian Brauner
2025-10-29 12:20 ` [PATCH v4 09/72] ns: add __ns_ref_read() Christian Brauner
2025-10-29 12:20 ` [PATCH v4 10/72] ns: rename to exit_nsproxy_namespaces() Christian Brauner
2025-10-29 12:20 ` [PATCH v4 11/72] ns: add active reference count Christian Brauner
2025-10-29 12:20 ` [PATCH v4 12/72] ns: use anonymous struct to group list member Christian Brauner
2025-10-29 12:20 ` [PATCH v4 13/72] nstree: introduce a unified tree Christian Brauner
2025-10-29 14:44 ` kernel test robot
2025-10-29 14:55 ` kernel test robot
2025-10-29 12:20 ` [PATCH v4 14/72] nstree: allow lookup solely based on inode Christian Brauner
2025-10-29 12:20 ` [PATCH v4 15/72] nstree: assign fixed ids to the initial namespaces Christian Brauner
2025-10-29 12:20 ` [PATCH v4 16/72] nstree: maintain list of owned namespaces Christian Brauner
2025-10-29 12:20 ` [PATCH v4 17/72] nstree: simplify rbtree comparison helpers Christian Brauner
2025-10-30 13:48 ` Jeff Layton
2025-10-29 12:20 ` [PATCH v4 18/72] nstree: add unified namespace list Christian Brauner
2025-11-01 19:20 ` Thomas Gleixner
2025-11-03 11:21 ` Christian Brauner
2025-10-29 12:20 ` [PATCH v4 19/72] nstree: add listns() Christian Brauner
2025-10-29 12:20 ` Christian Brauner [this message]
2025-10-29 12:20 ` [PATCH v4 21/72] nsfs: update tools header Christian Brauner
2025-10-29 12:20 ` [PATCH v4 22/72] selftests/filesystems: remove CLONE_NEWPIDNS from setup_userns() helper Christian Brauner
2025-10-29 12:20 ` [PATCH v4 23/72] selftests/namespaces: first active reference count tests Christian Brauner
2025-10-29 12:20 ` [PATCH v4 24/72] selftests/namespaces: second " Christian Brauner
2025-10-29 12:20 ` [PATCH v4 25/72] selftests/namespaces: third " Christian Brauner
2025-10-29 12:20 ` [PATCH v4 26/72] selftests/namespaces: fourth " Christian Brauner
2025-10-29 12:20 ` [PATCH v4 27/72] selftests/namespaces: fifth " Christian Brauner
2025-10-29 12:20 ` [PATCH v4 28/72] selftests/namespaces: sixth " Christian Brauner
2025-10-29 12:20 ` [PATCH v4 29/72] selftests/namespaces: seventh " Christian Brauner
2025-10-29 12:20 ` [PATCH v4 30/72] selftests/namespaces: eigth " Christian Brauner
2025-10-29 12:20 ` [PATCH v4 31/72] selftests/namespaces: ninth " Christian Brauner
2025-10-29 12:20 ` [PATCH v4 32/72] selftests/namespaces: tenth " Christian Brauner
2025-10-29 12:20 ` [PATCH v4 33/72] selftests/namespaces: eleventh " Christian Brauner
2025-10-29 12:20 ` [PATCH v4 34/72] selftests/namespaces: twelth " Christian Brauner
2025-10-29 12:20 ` [PATCH v4 35/72] selftests/namespaces: thirteenth " Christian Brauner
2025-10-29 12:20 ` [PATCH v4 36/72] selftests/namespaces: fourteenth " Christian Brauner
2025-10-29 12:20 ` [PATCH v4 37/72] selftests/namespaces: fifteenth " Christian Brauner
2025-10-29 12:20 ` [PATCH v4 38/72] selftests/namespaces: add listns() wrapper Christian Brauner
2025-10-29 12:20 ` [PATCH v4 39/72] selftests/namespaces: first listns() test Christian Brauner
2025-10-29 12:20 ` [PATCH v4 40/72] selftests/namespaces: second " Christian Brauner
2025-10-29 12:20 ` [PATCH v4 41/72] selftests/namespaces: third " Christian Brauner
2025-10-29 12:20 ` [PATCH v4 42/72] selftests/namespaces: fourth " Christian Brauner
2025-10-29 12:20 ` [PATCH v4 43/72] selftests/namespaces: fifth " Christian Brauner
2025-10-29 12:20 ` [PATCH v4 44/72] selftests/namespaces: sixth " Christian Brauner
2025-10-29 12:20 ` [PATCH v4 45/72] selftests/namespaces: seventh " Christian Brauner
2025-10-29 12:20 ` [PATCH v4 46/72] selftests/namespaces: eigth " Christian Brauner
2025-10-29 12:21 ` [PATCH v4 47/72] selftests/namespaces: ninth " Christian Brauner
2025-10-29 12:21 ` [PATCH v4 48/72] selftests/namespaces: first listns() permission test Christian Brauner
2025-10-29 12:21 ` [PATCH v4 49/72] selftests/namespaces: second " Christian Brauner
2025-10-29 12:21 ` [PATCH v4 50/72] selftests/namespaces: third " Christian Brauner
2025-10-29 12:21 ` [PATCH v4 51/72] selftests/namespaces: fourth " Christian Brauner
2025-10-29 12:21 ` [PATCH v4 52/72] selftests/namespaces: fifth " Christian Brauner
2025-10-29 12:21 ` [PATCH v4 53/72] selftests/namespaces: sixth " Christian Brauner
2025-10-29 12:21 ` [PATCH v4 54/72] selftests/namespaces: seventh " Christian Brauner
2025-10-29 12:21 ` [PATCH v4 55/72] selftests/namespaces: first inactive namespace resurrection test Christian Brauner
2025-10-29 12:21 ` [PATCH v4 56/72] selftests/namespaces: second " Christian Brauner
2025-10-29 12:21 ` [PATCH v4 57/72] selftests/namespaces: third " Christian Brauner
2025-10-29 12:21 ` [PATCH v4 58/72] selftests/namespaces: fourth " Christian Brauner
2025-10-29 12:21 ` [PATCH v4 59/72] selftests/namespaces: fifth " Christian Brauner
2025-10-29 12:21 ` [PATCH v4 60/72] selftests/namespaces: sixth " Christian Brauner
2025-10-29 12:21 ` [PATCH v4 61/72] selftests/namespaces: seventh " Christian Brauner
2025-10-29 12:21 ` [PATCH v4 62/72] selftests/namespaces: eigth " Christian Brauner
2025-10-29 12:21 ` [PATCH v4 63/72] selftests/namespaces: ninth " Christian Brauner
2025-10-29 12:21 ` [PATCH v4 64/72] selftests/namespaces: tenth " Christian Brauner
2025-10-29 12:21 ` [PATCH v4 65/72] selftests/namespaces: eleventh " Christian Brauner
2025-10-29 12:21 ` [PATCH v4 66/72] selftests/namespaces: twelth " Christian Brauner
2025-10-29 12:21 ` [PATCH v4 67/72] selftests/namespace: first threaded active reference count test Christian Brauner
2025-10-29 12:21 ` [PATCH v4 68/72] selftests/namespace: second " Christian Brauner
2025-10-29 12:21 ` [PATCH v4 69/72] selftests/namespace: third " Christian Brauner
2025-10-29 12:21 ` [PATCH v4 70/72] selftests/namespace: commit_creds() active reference tests Christian Brauner
2025-10-29 12:21 ` [PATCH v4 71/72] selftests/namespace: add stress test Christian Brauner
2025-10-29 12:21 ` [PATCH v4 72/72] selftests/namespace: test listns() pagination Christian Brauner
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