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 v3 18/70] arch: hookup listns() system call
Date: Fri, 24 Oct 2025 12:52:47 +0200 [thread overview]
Message-ID: <20251024-work-namespace-nstree-listns-v3-18-b6241981b72b@kernel.org> (raw)
In-Reply-To: <20251024-work-namespace-nstree-listns-v3-0-b6241981b72b@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:[~2025-10-24 10:54 UTC|newest]
Thread overview: 88+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-24 10:52 [PATCH v3 00/70] nstree: listns() Christian Brauner
2025-10-24 10:52 ` [PATCH v3 01/70] libfs: allow to specify s_d_flags Christian Brauner
2025-10-24 10:52 ` [PATCH v3 02/70] nsfs: use inode_just_drop() Christian Brauner
2025-10-24 10:52 ` [PATCH v3 03/70] nsfs: raise DCACHE_DONTCACHE explicitly Christian Brauner
2025-10-24 10:52 ` [PATCH v3 04/70] pidfs: " Christian Brauner
2025-10-24 10:52 ` [PATCH v3 05/70] nsfs: raise SB_I_NODEV and SB_I_NOEXEC Christian Brauner
2025-10-27 13:13 ` Jeff Layton
2025-10-28 15:35 ` Christian Brauner
2025-10-24 10:52 ` [PATCH v3 06/70] cgroup: add cgroup namespace to tree after owner is set Christian Brauner
2025-10-24 10:52 ` [PATCH v3 07/70] nstree: simplify return Christian Brauner
2025-10-24 10:52 ` [PATCH v3 08/70] ns: initialize ns_list_node for initial namespaces Christian Brauner
2025-10-24 10:52 ` [PATCH v3 09/70] ns: add __ns_ref_read() Christian Brauner
2025-10-24 10:52 ` [PATCH v3 10/70] ns: rename to exit_nsproxy_namespaces() Christian Brauner
2025-10-24 10:52 ` [PATCH v3 11/70] ns: add active reference count Christian Brauner
2025-10-27 16:36 ` Thomas Gleixner
2025-10-28 15:33 ` Christian Brauner
2025-10-28 10:30 ` Simon Horman
2025-10-28 15:32 ` Christian Brauner
2025-10-29 7:02 ` Askar Safin
2025-10-24 10:52 ` [PATCH v3 12/70] ns: use anonymous struct to group list member Christian Brauner
2025-10-24 10:52 ` [PATCH v3 13/70] nstree: introduce a unified tree Christian Brauner
2025-10-24 10:52 ` [PATCH v3 14/70] nstree: allow lookup solely based on inode Christian Brauner
2025-10-27 13:48 ` Jeff Layton
2025-10-24 10:52 ` [PATCH v3 15/70] nstree: assign fixed ids to the initial namespaces Christian Brauner
2025-10-24 10:52 ` [PATCH v3 16/70] ns: maintain list of owned namespaces Christian Brauner
2025-10-24 10:52 ` [PATCH v3 17/70] nstree: add listns() Christian Brauner
2025-10-24 14:06 ` Arnd Bergmann
2025-10-28 15:20 ` Christian Brauner
2025-10-27 14:04 ` Jeff Layton
2025-10-28 15:39 ` Christian Brauner
2025-10-28 10:36 ` Simon Horman
2025-10-28 13:33 ` Christian Brauner
2025-10-29 7:52 ` Askar Safin
2025-10-24 10:52 ` Christian Brauner [this message]
2025-10-24 14:08 ` [PATCH v3 18/70] arch: hookup listns() system call Arnd Bergmann
2025-10-24 10:52 ` [PATCH v3 19/70] nsfs: update tools header Christian Brauner
2025-10-24 10:52 ` [PATCH v3 20/70] selftests/filesystems: remove CLONE_NEWPIDNS from setup_userns() helper Christian Brauner
2025-10-24 10:52 ` [PATCH v3 21/70] selftests/namespaces: first active reference count tests Christian Brauner
2025-10-24 10:52 ` [PATCH v3 22/70] selftests/namespaces: second " Christian Brauner
2025-10-24 10:52 ` [PATCH v3 23/70] selftests/namespaces: third " Christian Brauner
2025-10-24 10:52 ` [PATCH v3 24/70] selftests/namespaces: fourth " Christian Brauner
2025-10-24 10:52 ` [PATCH v3 25/70] selftests/namespaces: fifth " Christian Brauner
2025-10-24 10:52 ` [PATCH v3 26/70] selftests/namespaces: sixth " Christian Brauner
2025-10-24 10:52 ` [PATCH v3 27/70] selftests/namespaces: seventh " Christian Brauner
2025-10-24 10:52 ` [PATCH v3 28/70] selftests/namespaces: eigth " Christian Brauner
2025-10-24 10:52 ` [PATCH v3 29/70] selftests/namespaces: ninth " Christian Brauner
2025-10-24 10:52 ` [PATCH v3 30/70] selftests/namespaces: tenth " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 31/70] selftests/namespaces: eleventh " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 32/70] selftests/namespaces: twelth " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 33/70] selftests/namespaces: thirteenth " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 34/70] selftests/namespaces: fourteenth " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 35/70] selftests/namespaces: fifteenth " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 36/70] selftests/namespaces: add listns() wrapper Christian Brauner
2025-10-24 10:53 ` [PATCH v3 37/70] selftests/namespaces: first listns() test Christian Brauner
2025-10-24 10:53 ` [PATCH v3 38/70] selftests/namespaces: second " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 39/70] selftests/namespaces: third " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 40/70] selftests/namespaces: fourth " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 41/70] selftests/namespaces: fifth " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 42/70] selftests/namespaces: sixth " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 43/70] selftests/namespaces: seventh " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 44/70] selftests/namespaces: eigth " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 45/70] selftests/namespaces: ninth " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 46/70] selftests/namespaces: first listns() permission test Christian Brauner
2025-10-24 10:53 ` [PATCH v3 47/70] selftests/namespaces: second " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 48/70] selftests/namespaces: third " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 49/70] selftests/namespaces: fourth " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 50/70] selftests/namespaces: fifth " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 51/70] selftests/namespaces: sixth " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 52/70] selftests/namespaces: seventh " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 53/70] selftests/namespaces: first inactive namespace resurrection test Christian Brauner
2025-10-24 10:53 ` [PATCH v3 54/70] selftests/namespaces: second " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 55/70] selftests/namespaces: third " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 56/70] selftests/namespaces: fourth " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 57/70] selftests/namespaces: fifth " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 58/70] selftests/namespaces: sixth " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 59/70] selftests/namespaces: seventh " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 60/70] selftests/namespaces: eigth " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 61/70] selftests/namespaces: ninth " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 62/70] selftests/namespaces: tenth " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 63/70] selftests/namespaces: eleventh " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 64/70] selftests/namespaces: twelth " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 65/70] selftests/namespace: first threaded active reference count test Christian Brauner
2025-10-24 10:53 ` [PATCH v3 66/70] selftests/namespace: second " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 67/70] selftests/namespace: third " Christian Brauner
2025-10-24 10:53 ` [PATCH v3 68/70] selftests/namespace: commit_creds() active reference tests Christian Brauner
2025-10-24 10:53 ` [PATCH v3 69/70] selftests/namespace: add stress test Christian Brauner
2025-10-24 10:53 ` [PATCH v3 70/70] selftests/namespace: test listns() pagination Christian Brauner
2025-10-27 14:10 ` [PATCH v3 00/70] nstree: listns() Jeff Layton
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