From: Amos Kong <akong-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
To: "Serge E. Hallyn" <serge-A9i7LUbDfNHQT0dZR+AlfA@public.gmane.org>
Cc: Li Zefan <lizefan-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>,
Serge Hallyn
<serge.hallyn-Z7WLFzj8eWMS+FvcfC7Uqw@public.gmane.org>,
containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org,
mtosatti-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH] cgroup: fix device deny of DEV_ALL
Date: Tue, 22 May 2012 10:23:11 +0800 [thread overview]
Message-ID: <4FBAF88F.1040103@redhat.com> (raw)
In-Reply-To: <20120522020857.GA10499-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org>
On 22/05/12 10:08, Serge E. Hallyn wrote:
> At line 135, there is
>
> if (walk->type == DEV_ALL)
> goto remove;
>
> I wonder if that was meant to be 'if (wh->type == DEV_ALL)'. That
> seems to fit better with what I would have meant to have happen.
> But it's already handled by line 342. So I think deleting lines
> 135-136 might be best. What do you think?
Hi Serge,
If we expect nothing changed ('a *:* rwm' doesn't change),
delete 135-136 will be ok.
But I have explained my patch in another email, I also think
it's unnecessary to remove 'a *:* rwm' before executing:
@ echo 'b 253:3 rw'> devices.deny
--
Amos.
next prev parent reply other threads:[~2012-05-22 2:23 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CAFeW=pZ8Y7ycxjxro7zBMqdtaCOYs4RmoxtDrsN8+mqLhOL--g@mail.gmail.com>
[not found] ` <CAFeW=pZ8Y7ycxjxro7zBMqdtaCOYs4RmoxtDrsN8+mqLhOL--g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-05-18 8:19 ` [PATCH] cgroup: fix device deny of DEV_ALL Amos Kong
2012-05-21 14:03 ` Serge Hallyn
2012-05-22 0:34 ` Li Zefan
[not found] ` <4FBADF1A.6040303-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2012-05-22 1:54 ` Serge E. Hallyn
[not found] ` <20120522015426.GA10344-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org>
2012-05-22 2:08 ` Serge E. Hallyn
[not found] ` <20120522020857.GA10499-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org>
2012-05-22 2:23 ` Amos Kong [this message]
2012-05-22 2:14 ` Amos Kong
[not found] ` <4FBAF680.90007-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-05-22 12:48 ` Serge Hallyn
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