From: David Howells <dhowells@redhat.com>
To: Oleg Nesterov <oleg@redhat.com>
Cc: dhowells@redhat.com, Andrew Morton <akpm@linux-foundation.org>,
Andi Kleen <andi@firstfloor.org>,
Neil Horman <nhorman@tuxdriver.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH -mm 1/2] umh && creds: convert call_usermodehelper_keys() to use subprocess_info->init()
Date: Fri, 26 Feb 2010 18:00:38 +0000 [thread overview]
Message-ID: <16951.1267207238@redhat.com> (raw)
In-Reply-To: <20100225181500.GA18008@redhat.com>
Oleg Nesterov <oleg@redhat.com> wrote:
> + /*
> + * This is called in context of freshly forked kthread before
> + * kernel_execve(), we can just change our ->session_keyring.
> + */
Ummmm.... What gives you that idea?
You may be sharing init_cred...
You need to create, modify and commit a new set of creds.
David
next prev parent reply other threads:[~2010-02-26 18:00 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-25 18:15 [PATCH -mm 1/2] umh && creds: convert call_usermodehelper_keys() to use subprocess_info->init() Oleg Nesterov
2010-02-26 18:00 ` David Howells [this message]
2010-02-26 18:23 ` Oleg Nesterov
2010-02-26 18:41 ` David Howells
2010-02-26 18:52 ` Oleg Nesterov
2010-02-26 20:03 ` [PATCH v2 -mm 0/2] umh && creds: kill sub_info->cred Oleg Nesterov
2010-02-26 20:03 ` [PATCH v2 -mm 1/2] umh && creds: convert call_usermodehelper_keys() to use subprocess_info->init() Oleg Nesterov
2010-02-26 20:28 ` Neil Horman
2010-02-26 20:42 ` David Howells
2010-02-26 20:53 ` Oleg Nesterov
2010-02-26 23:24 ` David Howells
2010-03-05 22:52 ` Oleg Nesterov
2010-03-05 23:09 ` [PATCH,RESEND " Oleg Nesterov
2010-03-08 13:19 ` David Howells
2010-03-08 17:44 ` Neil Horman
2010-03-05 23:10 ` [PATCH,RESEND -mm 2/2] umh && creds: kill subprocess_info->cred logic Oleg Nesterov
2010-03-08 13:19 ` David Howells
2010-03-08 17:47 ` Neil Horman
2010-02-26 20:04 ` [PATCH v2 " Oleg Nesterov
2010-02-26 20:29 ` Neil Horman
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