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From: Daniel Lezcano <daniel.lezcano-GANU6spQydw@public.gmane.org>
To: "Serge E. Hallyn" <serge-A9i7LUbDfNHQT0dZR+AlfA@public.gmane.org>
Cc: xemul-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org,
	containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org,
	kernel list
	<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	dhowells-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org,
	LSM
	<linux-security-module-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	"Eric W. Biederman"
	<ebiederm-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org>,
	Kees Cook <kees.cook-Z7WLFzj8eWMS+FvcfC7Uqw@public.gmane.org>,
	Alexey Dobriyan
	<adobriyan-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	Michael Kerrisk
	<mtk.manpages-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Subject: Re: [PATCH 4/9] allow killing tasks in your own or child userns
Date: Sat, 19 Feb 2011 11:55:01 +0100	[thread overview]
Message-ID: <4D5FA185.1040008@free.fr> (raw)
In-Reply-To: <20110217150325.GD26395-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org>

On 02/17/2011 04:03 PM, Serge E. Hallyn wrote:
> Changelog:
> 	Dec  8: Fixed bug in my check_kill_permission pointed out by
> 	        Eric Biederman.
> 	Dec 13: Apply Eric's suggestion to pass target task into kill_ok_by_cred()
> 	        for clarity
> 	Dec 31: address comment by Eric Biederman:
> 		don't need cred/tcred in check_kill_permission.
> 	Jan  1: use const cred struct.
> 	Jan 11: Per Bastian Blank's advice, clean up kill_ok_by_cred().
> 	Feb 16: kill_ok_by_cred: fix bad parentheses
>
> Signed-off-by: Serge E. Hallyn<serge.hallyn-Z7WLFzj8eWMS+FvcfC7Uqw@public.gmane.org>

Acked-by: Daniel Lezcano <daniel.lezcano-GANU6spQydw@public.gmane.org>

  parent reply	other threads:[~2011-02-19 10:55 UTC|newest]

Thread overview: 67+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20110217150224.GA26334@mail.hallyn.com>
     [not found] ` <20110217150224.GA26334-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org>
2011-02-17 15:02   ` [PATCH 1/9] Add a user_namespace as creator/owner of uts_namespace Serge E. Hallyn
2011-02-17 15:03   ` [PATCH 2/9] security: Make capabilities relative to the user namespace Serge E. Hallyn
2011-02-17 15:03   ` [PATCH 3/9] allow sethostname in a container Serge E. Hallyn
2011-02-17 15:03   ` [PATCH 4/9] allow killing tasks in your own or child userns Serge E. Hallyn
2011-02-17 15:03   ` [PATCH 5/9] Allow ptrace from non-init user namespaces Serge E. Hallyn
2011-02-17 15:03   ` [PATCH 6/9] user namespaces: convert all capable checks in kernel/sys.c Serge E. Hallyn
2011-02-17 15:03   ` [PATCH 7/9] add a user namespace owner of ipc ns Serge E. Hallyn
2011-02-17 15:03   ` [PATCH 8/9] user namespaces: convert several capable() calls Serge E. Hallyn
2011-02-17 15:04   ` [PATCH 9/9] userns: check user namespace for task->file uid equivalence checks Serge E. Hallyn
2011-02-18  0:21   ` userns: targeted capabilities v5 Andrew Morton
2011-02-23 12:05   ` User namespaces and keys David Howells
     [not found] ` <20110217150356.GH26395@mail.hallyn.com>
     [not found]   ` <20110217150356.GH26395-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org>
2011-02-18  1:51     ` [PATCH 8/9] user namespaces: convert several capable() calls Eric W. Biederman
2011-02-19 19:07     ` Daniel Lezcano
     [not found] ` <20110217162146.1b8e45e0.akpm@linux-foundation.org>
     [not found]   ` <20110217162146.1b8e45e0.akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>
2011-02-18  3:53     ` userns: targeted capabilities v5 Eric W. Biederman
2011-02-18  4:28     ` Serge E. Hallyn
     [not found] ` <20110217150316.GC26395@mail.hallyn.com>
     [not found]   ` <20110217150316.GC26395-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org>
2011-02-18  3:05     ` [PATCH 3/9] allow sethostname in a container Eric W. Biederman
2011-02-18 23:46     ` Daniel Lezcano
     [not found] ` <20110217150306.GB26395@mail.hallyn.com>
     [not found]   ` <20110217150306.GB26395-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org>
2011-02-18  3:46     ` [PATCH 2/9] security: Make capabilities relative to the user namespace Eric W. Biederman
2011-02-18 23:44     ` Daniel Lezcano
2011-02-18 23:59     ` Andrew Morton
2011-02-23 11:40     ` David Howells
2011-02-23 16:59     ` David Howells
     [not found] ` <20110217150333.GE26395@mail.hallyn.com>
     [not found]   ` <m1aahu9hea.fsf@fess.ebiederm.org>
     [not found]     ` <m1aahu9hea.fsf-+imSwln9KH6u2/kzUuoCbdi2O/JbrIOy@public.gmane.org>
2011-02-18  4:36       ` [PATCH 5/9] Allow ptrace from non-init user namespaces Serge E. Hallyn
     [not found]     ` <20110218043601.GB9584@mail.hallyn.com>
     [not found]       ` <20110218043601.GB9584-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org>
2011-02-24  0:49         ` [PATCH] userns: ptrace: incorporate feedback from Eric Serge E. Hallyn
     [not found]       ` <20110224004901.GB11822@mail.hallyn.com>
     [not found]         ` <20110224004901.GB11822-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org>
2011-02-24  0:56           ` Andrew Morton
     [not found]         ` <20110223165651.cf248f3b.akpm@linux-foundation.org>
     [not found]           ` <20110223165651.cf248f3b.akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>
2011-02-24  3:15             ` Serge E. Hallyn
     [not found]   ` <20110217150333.GE26395-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org>
2011-02-18  2:59     ` [PATCH 5/9] Allow ptrace from non-init user namespaces Eric W. Biederman
2011-02-18 23:59     ` Andrew Morton
2011-02-19 17:49     ` Daniel Lezcano
2011-02-23 17:05     ` David Howells
2011-02-23 17:11     ` David Howells
     [not found]   ` <20110218155925.f7d30a52.akpm@linux-foundation.org>
     [not found]     ` <20110218155925.f7d30a52.akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>
2011-02-24  0:43       ` Serge E. Hallyn
     [not found] ` <20110217150342.GF26395@mail.hallyn.com>
     [not found]   ` <20110217150342.GF26395-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org>
2011-02-18  1:57     ` [PATCH 6/9] user namespaces: convert all capable checks in kernel/sys.c Eric W. Biederman
2011-02-18 23:59     ` Andrew Morton
2011-02-19  0:01     ` Andrew Morton
2011-02-19 17:52     ` Daniel Lezcano
     [not found] ` <20110217150325.GD26395@mail.hallyn.com>
     [not found]   ` <20110217150325.GD26395-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org>
2011-02-18  3:00     ` [PATCH 4/9] allow killing tasks in your own or child userns Eric W. Biederman
2011-02-18 23:59     ` Andrew Morton
2011-02-19 10:55     ` Daniel Lezcano [this message]
     [not found]   ` <20110218155921.440f1137.akpm@linux-foundation.org>
     [not found]     ` <20110218155921.440f1137.akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>
2011-02-24  0:48       ` Serge E. Hallyn
     [not found]     ` <20110224004818.GA11822@mail.hallyn.com>
     [not found]       ` <20110224004818.GA11822-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org>
2011-02-24  0:54         ` Andrew Morton
     [not found] ` <20110217150349.GG26395@mail.hallyn.com>
     [not found]   ` <20110217150349.GG26395-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org>
2011-02-18  3:19     ` [PATCH 7/9] add a user namespace owner of ipc ns Eric W. Biederman
2011-02-18 23:59     ` Andrew Morton
2011-02-19 17:57     ` Daniel Lezcano
     [not found] ` <20110217150406.GI26395@mail.hallyn.com>
     [not found]   ` <20110217150406.GI26395-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org>
2011-02-18  1:29     ` [PATCH 9/9] userns: check user namespace for task->file uid equivalence checks Eric W. Biederman
2011-02-18 23:59     ` Andrew Morton
2011-02-19 19:22     ` Daniel Lezcano
     [not found]   ` <20110218155935.66e7782d.akpm@linux-foundation.org>
     [not found]     ` <20110218155935.66e7782d.akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>
2011-02-24  3:24       ` Serge E. Hallyn
     [not found]     ` <20110224032415.GA5555@mail.hallyn.com>
     [not found]       ` <20110224032415.GA5555-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org>
2011-02-24  5:08         ` Andrew Morton
     [not found] ` <29256.1298461209-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2011-02-23 12:01   ` [PATCH 2/9] security: Make capabilities relative to the user namespace David Howells
     [not found] ` <29617.1298462517@redhat.com>
     [not found]   ` <29617.1298462517-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2011-02-23 13:43     ` Serge E. Hallyn
     [not found] ` <29677.1298462729@redhat.com>
     [not found]   ` <29677.1298462729-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2011-02-23 13:58     ` User namespaces and keys Serge E. Hallyn
     [not found]   ` <20110223135814.GA1859@mail.hallyn.com>
     [not found]     ` <20110223135814.GA1859-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org>
2011-02-23 14:46       ` Eric W. Biederman
2011-02-23 15:06       ` David Howells
     [not found]   ` <890.1298473574@redhat.com>
     [not found]     ` <890.1298473574-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2011-02-23 15:45       ` Eric W. Biederman
     [not found]     ` <m162sasqj6.fsf@fess.ebiederm.org>
     [not found]       ` <m162sasqj6.fsf-+imSwln9KH6u2/kzUuoCbdi2O/JbrIOy@public.gmane.org>
2011-02-23 15:53         ` Serge E. Hallyn
     [not found]       ` <20110223155328.GA21266@peq.hallyn.com>
     [not found]         ` <20110223155328.GA21266-BtbdaCaBcfOTUehee3IRJA@public.gmane.org>
2011-02-23 19:24           ` Casey Schaufler
     [not found]         ` <4D655EE4.6030707@schaufler-ca.com>
     [not found]           ` <4D655EE4.6030707-iSGtlc1asvQWG2LlvL+J4A@public.gmane.org>
2011-02-23 20:55             ` Eric W. Biederman
     [not found]           ` <m1k4gqlbdm.fsf@fess.ebiederm.org>
     [not found]             ` <m1k4gqlbdm.fsf-+imSwln9KH6u2/kzUuoCbdi2O/JbrIOy@public.gmane.org>
2011-02-23 21:37               ` Casey Schaufler
     [not found]             ` <4D657E0C.3010102@schaufler-ca.com>
     [not found]               ` <4D657E0C.3010102-iSGtlc1asvQWG2LlvL+J4A@public.gmane.org>
2011-02-24  6:56                 ` Eric W. Biederman
     [not found] ` <20110217150257.GA26395@mail.hallyn.com>
     [not found]   ` <20110217150257.GA26395-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org>
2011-02-18  3:31     ` [PATCH 1/9] Add a user_namespace as creator/owner of uts_namespace Eric W. Biederman
2011-02-18 16:57     ` Daniel Lezcano
2011-02-18 23:59     ` Andrew Morton
2011-02-23 17:16     ` David Howells
     [not found] ` <3139.1298481393@redhat.com>
     [not found]   ` <3139.1298481393-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2011-02-23 21:21     ` Eric W. Biederman
     [not found]   ` <m1lj16ih0n.fsf-+imSwln9KH6u2/kzUuoCbdi2O/JbrIOy@public.gmane.org>
2011-02-23 23:19     ` David Howells
     [not found]   ` <8559.1298503148@redhat.com>
     [not found]     ` <8559.1298503148-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2011-02-23 23:54       ` Eric W. Biederman

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