From: Peter Hurley <peter@hurleysoftware.com>
To: Patrick Donnelly <batrick@batbytes.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Jiri Slaby <jslaby@suse.cz>, open list <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v4] tty: add missing rcu_read_lock for task_pgrp
Date: Sun, 12 Jul 2015 20:35:56 -0400 [thread overview]
Message-ID: <55A307EC.1000309@hurleysoftware.com> (raw)
In-Reply-To: <1436741512-992-1-git-send-email-batrick@batbytes.com>
On 07/12/2015 06:51 PM, Patrick Donnelly wrote:
> task_pgrp requires an rcu or tasklist lock to be obtained if the returned pid
> is to be dereferenced, which kill_pgrp does. Obtain an RCU lock for the
> duration of use.
Reviewed-by: Peter Hurley <peter@hurleysoftware.com>
next prev parent reply other threads:[~2015-07-13 0:36 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-27 21:17 [PATCH 1/2] Add missing rcu_read_lock for task_pgrp Patrick Donnelly
2015-06-27 21:17 ` [PATCH 2/2] Check tcsetpgrp p is a process group Patrick Donnelly
2015-06-27 23:26 ` Greg Kroah-Hartman
2015-06-28 0:53 ` Patrick Donnelly
2015-06-27 23:27 ` Greg Kroah-Hartman
2015-06-27 23:25 ` [PATCH 1/2] Add missing rcu_read_lock for task_pgrp Greg Kroah-Hartman
2015-06-28 0:51 ` [PATCH v2 1/2] tty: add " Patrick Donnelly
2015-06-28 0:51 ` [PATCH v2 2/2] tty: check tcsetpgrp p is a process group Patrick Donnelly
2015-06-28 16:07 ` Peter Hurley
2015-06-29 1:27 ` Patrick Donnelly
2015-06-28 15:23 ` [PATCH v2 1/2] tty: add missing rcu_read_lock for task_pgrp Peter Hurley
2015-06-28 17:20 ` Patrick Donnelly
2015-06-28 19:21 ` Peter Hurley
2015-06-28 19:27 ` Peter Hurley
2015-06-29 23:38 ` Patrick Donnelly
2015-06-29 23:59 ` [PATCH v3] " Patrick Donnelly
2015-07-09 2:07 ` Peter Hurley
2015-07-12 2:05 ` Peter Hurley
2015-07-12 22:42 ` Patrick Donnelly
2015-07-12 22:51 ` [PATCH v4] " Patrick Donnelly
2015-07-13 0:35 ` Peter Hurley [this message]
2015-07-20 9:26 ` Jiri Slaby
2015-07-20 19:40 ` Oleg Nesterov
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