From: Tejun Heo <tj@kernel.org>
To: Aristeu Rozanski <aris@ruivo.org>
Cc: Hugh Dickins <hughd@google.com>,
Aristeu Rozanski <aris@redhat.com>,
linux-kernel@vger.kernel.org, Li Zefan <lizefan@huawei.com>,
Hillf Danton <dhillf@gmail.com>
Subject: Re: [PATCH v3 0/3] cgroup: add xattr support
Date: Fri, 20 Jul 2012 11:04:59 -0700 [thread overview]
Message-ID: <20120720180459.GJ32763@google.com> (raw)
In-Reply-To: <20120720175959.GA32741@cathedrallabs.org>
Hello, Hugh, Aristeu.
On Fri, Jul 20, 2012 at 01:59:59PM -0400, Aristeu Rozanski wrote:
> hm, not sure that's what Tejun meant. tmpfs uses anonymous memory for the file
> contents, so reuse that infrastructure to allocate space for the extended
> attributes the same way, instead of using kmem.
>
> First thing I can think of is to use whole pages for it to prevent further
> complexity. Shouldn't make much difference considering the usecases we have
> now (systemd and containers), right?
Yeah, that's what I meant. The internal fragmentation is ugly but I
think that should do for now at least.
Thanks.
--
tejun
next prev parent reply other threads:[~2012-07-20 18:05 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-02 14:29 [PATCH v3 0/3] cgroup: add xattr support Aristeu Rozanski
2012-07-02 14:29 ` [PATCH v3 1/3] xattr: extract simple_xattr code from tmpfs Aristeu Rozanski
2012-07-03 16:53 ` [PATCH v4 " Aristeu Rozanski
2012-07-02 14:29 ` [PATCH v3 2/3] cgroup: revise how we re-populate root directory Aristeu Rozanski
2012-07-09 17:17 ` Tejun Heo
2012-07-09 17:22 ` Tejun Heo
2012-07-09 17:28 ` Tejun Heo
2012-07-10 19:27 ` Aristeu Rozanski
2012-07-17 13:56 ` Aristeu Rozanski
2012-07-17 18:38 ` Tejun Heo
2012-07-17 21:29 ` Aristeu Rozanski
2012-07-17 21:40 ` Tejun Heo
2012-07-18 14:16 ` Aristeu Rozanski
2012-07-18 16:32 ` Tejun Heo
2012-07-02 14:29 ` [PATCH v3 3/3] cgroup: add xattr support Aristeu Rozanski
2012-07-17 20:41 ` [PATCH v3 0/3] " Tejun Heo
2012-07-18 20:02 ` Hugh Dickins
2012-07-18 22:10 ` Tejun Heo
2012-07-19 1:11 ` Hugh Dickins
2012-07-20 17:59 ` Aristeu Rozanski
2012-07-20 18:04 ` Tejun Heo [this message]
2012-08-07 15:22 ` Aristeu Rozanski
2012-07-22 19:12 ` Hugh Dickins
2012-07-23 18:12 ` Aristeu Rozanski
2012-07-24 18:28 ` Tejun Heo
2012-07-24 21:44 ` Aristeu Rozanski
2012-07-20 18:10 ` Tejun Heo
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