linux-kernel - Re: [PATCH 01/12] export kernel call get_task

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20110208202856.GA16696@infradead.org>
Date:	Tue, 8 Feb 2011 15:28:56 -0500
From:	Christoph Hellwig <hch@...radead.org>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
Cc:	james_p_freyensee@...ux.intel.com,
	Christoph Hellwig <hch@...radead.org>, gregkh@...e.de,
	linux-kernel@...r.kernel.org, suhail.ahmed@...el.com
Subject: Re: [PATCH 01/12] export kernel call get_task_comm()

On Tue, Feb 08, 2011 at 08:28:52PM +0000, Alan Cox wrote:
> On Tue, 8 Feb 2011 11:44:16 -0800 (PST)
> > > From current you can just dereference current->comm, and access from
> > > other threads from drivers is a bad idea.
> 
> You need to take the locks for it - which get_task_comm encapsulates.

Not for current->comm, which is the only thing it cares about.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/