From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751824AbdKVDXy (ORCPT ); Tue, 21 Nov 2017 22:23:54 -0500 Received: from mail.cn.fujitsu.com ([183.91.158.132]:36868 "EHLO heian.cn.fujitsu.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751770AbdKVDXw (ORCPT ); Tue, 21 Nov 2017 22:23:52 -0500 X-IronPort-AV: E=Sophos;i="5.43,368,1503331200"; d="scan'208";a="30360592" From: Cao Shufeng To: CC: , , , , , , , , , Subject: [PATCH_v4.1 0/3] Make core_pattern support namespace Date: Wed, 22 Nov 2017 11:24:15 +0800 Message-ID: <1511321058-6089-1-git-send-email-caosf.fnst@cn.fujitsu.com> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1501655849-9149-1-git-send-email-caosf.fnst@cn.fujitsu.com> References: <1501655849-9149-1-git-send-email-caosf.fnst@cn.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.167.226.73] X-yoursite-MailScanner-ID: 6C4D8487F167.AC9E0 X-yoursite-MailScanner: Found to be clean X-yoursite-MailScanner-From: caosf.fnst@cn.fujitsu.com Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patchset includes following function points: 1: Let usermodehelper function possible to set pid namespace done by: [PATCH_v4.1 1/3] Make call_usermodehelper_exec possible to set namespaces 2: Let pipe_type core_pattern write dump into container's rootfs done by: [PATCH_v4.1 2/3] Limit dump_pipe program's permission to init for container 3: Make separate core_pattern setting for each container done by: [PATCH_v4.1 3/3] Make core_pattern support namespace 4: Compatibility with current system also included in: [PATCH_v4.1 3/3] Make core_pattern support namespace If container hadn't change core_pattern setting, it will keep same setting with host. Changelog v3.1-v4: 1. remove extra fork pointed out by: Andrei Vagin 2: Rebase on top of v4.9-rc8. 3: Rebase on top of v4.12. 3: Rebase on top of v4.14. Changelog v3-v3.1: 1. Switch "pwd" of pipe program to container's root fs. 2. Rebase on top of v4.9-rc1. Changelog v2->v3: 1: Fix problem of setting pid namespace, pointed out by: Andrei Vagin Changelog v1(RFC)->v2: 1: Add [PATCH 2/2] which was todo in [RFC v1]. 2: Pass a test script for each function. 3: Rebase on top of v4.7. Suggested-by: Eric W. Biederman Suggested-by: KOSAKI Motohiro Signed-off-by: Cao Shufeng Cao Shufeng (3): Make call_usermodehelper_exec possible to set namespaces Limit dump_pipe program's permission to init for container Make core_pattern support namespace fs/coredump.c | 150 +++++++++++++++++++++++++++++++++++++++--- include/linux/binfmts.h | 2 + include/linux/pid_namespace.h | 3 + include/linux/umh.h | 5 ++ init/do_mounts_initrd.c | 3 +- kernel/kmod.c | 3 +- kernel/pid.c | 2 + kernel/pid_namespace.c | 2 + kernel/sysctl.c | 50 ++++++++++++-- kernel/umh.c | 51 +++++++++++--- security/keys/request_key.c | 4 +- 11 files changed, 250 insertions(+), 25 deletions(-) -- 2.1.0