| /linux-6.15/Documentation/userspace-api/ |
| H A D | unshare.rst | 1 unshare system call
4 This document describes the new system call, unshare(). The document
61 where unshare() can be used.
89 ability to unshare() after the process was created can be very
111 be shared, similar flags in unshare(int flags) should specify
131 int unshare(int flags);
192 directly by unshare() because of the following two reasons.
239 b) unshare() system call service function
259 7.2) unshare() system call service function
299 The test for unshare() should test the following:
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| /linux-6.15/tools/testing/selftests/net/af_unix/ |
| H A D | diag_uid.c | 29 int unshare; in FIXTURE_VARIANT() local
35 .unshare = 0, in FIXTURE_VARIANT_ADD()
41 .unshare = CLONE_NEWUSER, in FIXTURE_VARIANT_ADD()
51 if (variant->unshare) in FIXTURE_SETUP()
52 ASSERT_EQ(unshare(variant->unshare), 0); in FIXTURE_SETUP()
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| /linux-6.15/tools/testing/selftests/pidfd/ |
| H A D | pidfd_setns_test.c | 79 if (unshare(CLONE_NEWTIME)) in switch_timens()
141 if (self->nsfds[PIDFD_NS_USER] >= 0 && unshare(CLONE_NEWUSER) < 0) in FIXTURE_SETUP()
143 if (self->nsfds[PIDFD_NS_NET] >= 0 && unshare(CLONE_NEWNET) < 0) in FIXTURE_SETUP()
172 if (self->nsfds[PIDFD_NS_MNT] >= 0 && unshare(CLONE_NEWNS) < 0) { in FIXTURE_SETUP()
180 if (self->nsfds[PIDFD_NS_IPC] >= 0 && unshare(CLONE_NEWIPC) < 0) { in FIXTURE_SETUP()
184 if (self->nsfds[PIDFD_NS_UTS] >= 0 && unshare(CLONE_NEWUTS) < 0) { in FIXTURE_SETUP()
188 if (self->nsfds[PIDFD_NS_NET] >= 0 && unshare(CLONE_NEWNET) < 0) { in FIXTURE_SETUP()
226 if (self->nsfds[PIDFD_NS_MNT] >= 0 && unshare(CLONE_NEWNS) < 0) { in FIXTURE_SETUP()
234 if (self->nsfds[PIDFD_NS_IPC] >= 0 && unshare(CLONE_NEWIPC) < 0) { in FIXTURE_SETUP()
238 if (self->nsfds[PIDFD_NS_UTS] >= 0 && unshare(CLONE_NEWUTS) < 0) { in FIXTURE_SETUP()
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| /linux-6.15/tools/testing/selftests/pid_namespace/ |
| H A D | regression_enomem.c | 27 EXPECT_EQ(0, unshare(CLONE_NEWUSER)); in TEST()
29 EXPECT_EQ(0, unshare(CLONE_NEWPID)); in TEST()
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| /linux-6.15/tools/testing/selftests/net/packetdrill/ |
| H A D | ksft_runner.sh | 57 unshare -n packetdrill ${ipv4_args[@]} ${optargs[@]} $script > /dev/null \
59 unshare -n packetdrill ${ipv6_args[@]} ${optargs[@]} $script > /dev/null \
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| /linux-6.15/tools/testing/selftests/proc/ |
| H A D | setns-dcache.c | 54 if (unshare(CLONE_NEWNET) == -1) { in main()
75 if (unshare(CLONE_NEWNET) == -1) { in main()
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| H A D | setns-sysvipc.c | 53 if (unshare(CLONE_NEWIPC) == -1) { in main()
74 if (unshare(CLONE_NEWIPC) == -1) { in main()
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| H A D | proc-loadavg-001.c | 30 if (unshare(CLONE_NEWPID) == -1) { in main()
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| /linux-6.15/tools/testing/selftests/mount/ |
| H A D | unprivileged-remount-test.c | 162 if (unshare(CLONE_NEWUSER) !=0) { in create_and_enter_userns()
211 if (unshare(CLONE_NEWNS) != 0) { in test_unpriv_remount()
225 if (unshare(CLONE_NEWNS) != 0) { in test_unpriv_remount()
291 ret = unshare(CLONE_NEWNS); in test_priv_mount_unpriv_remount()
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| H A D | nosymfollow-test.c | 99 if (unshare(CLONE_NEWUSER) != 0) in create_and_enter_ns()
111 if (unshare(CLONE_NEWNS) != 0) in create_and_enter_ns()
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| /linux-6.15/tools/testing/selftests/filesystems/nsfs/ |
| H A D | owner.c | 42 if (unshare(CLONE_NEWUTS | CLONE_NEWUSER)) in main()
81 if (unshare(CLONE_NEWUSER)) in main()
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| H A D | iterate_mntns.c | 49 ASSERT_EQ(unshare(CLONE_NEWUSER), 0); in FIXTURE_SETUP()
54 ASSERT_EQ(unshare(CLONE_NEWNS), 0); in FIXTURE_SETUP()
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| /linux-6.15/tools/testing/selftests/uevent/ |
| H A D | uevent_filtering.c | 129 ret = unshare(CLONE_NEWUSER); in uevent_listener()
139 ret = unshare(CLONE_NEWNET); in uevent_listener()
276 ret = unshare(CLONE_NEWUSER); in do_test()
286 ret = unshare(CLONE_NEWNET); in do_test()
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| /linux-6.15/tools/testing/selftests/net/netfilter/ |
| H A D | conntrack_dump_flush.sh | 3 exec unshare -n ./conntrack_dump_flush
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| H A D | nf_conntrack_packetdrill.sh | 47 timeout "$PDRILL_TIMEOUT" unshare -n packetdrill --ip_version="$ipver" --mtu=$mtu \
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| /linux-6.15/tools/testing/selftests/filesystems/overlayfs/ |
| H A D | set_layers_via_fds.c | 54 ASSERT_EQ(unshare(CLONE_NEWNS), 0); in TEST_F()
171 ASSERT_EQ(unshare(CLONE_NEWNS), 0); in TEST_F()
238 ASSERT_EQ(unshare(CLONE_NEWNS), 0); in TEST_F()
383 ASSERT_EQ(unshare(CLONE_NEWNS), 0); in TEST_F()
457 ASSERT_EQ(unshare(CLONE_NEWNS), 0); in TEST_F()
534 ASSERT_EQ(unshare(CLONE_NEWNS), 0); in TEST_F()
603 ASSERT_EQ(unshare(CLONE_NEWNS), 0); in TEST_F()
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| /linux-6.15/tools/testing/selftests/exec/ |
| H A D | recursion-depth.c | 35 if (unshare(CLONE_NEWNS) == -1) { in main()
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| /linux-6.15/tools/testing/selftests/tmpfs/ |
| H A D | bug-link-o-tmpfile.c | 42 if (unshare(CLONE_NEWNS) == -1) { in main()
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| /linux-6.15/tools/testing/selftests/net/ |
| H A D | so_netns_cookie.c | 41 if (unshare(CLONE_NEWNET)) in main()
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| /linux-6.15/Documentation/translations/zh_CN/userspace-api/ |
| H A D | index.rst | 34 * unshare
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| H A D | no_new_privs.rst | 55 原则上，当 ``no_new_privs`` 被置位时， ``unshare(2)`` 和 ``clone(2)`` 的几个选
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| /linux-6.15/tools/testing/selftests/move_mount_set_group/ |
| H A D | move_mount_set_group_test.c | 85 if (unshare(CLONE_NEWUSER)) in create_and_enter_userns()
115 if (unshare(CLONE_NEWNS)) in prepare_unpriv_mountns()
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| /linux-6.15/tools/testing/selftests/bpf/prog_tests/ |
| H A D | deny_namespace.c | 41 if (unshare(CLONE_NEWUSER)) in create_user_ns()
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| /linux-6.15/tools/testing/selftests/timens/ |
| H A D | timens.h | 56 if (unshare(CLONE_NEWTIME)) { in unshare_timens()
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| /linux-6.15/samples/binderfs/ |
| H A D | binderfs_example.c | 23 ret = unshare(CLONE_NEWNS); in main()
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