[RFC] [PATCH 2/2] cgroups: blkio subsystem as module
kamezawa.hiroyu at jp.fujitsu.com
Mon Jan 11 16:21:06 PST 2010
On Fri, 8 Jan 2010 10:10:38 -0500
Vivek Goyal <vgoyal at redhat.com> wrote:
> On Fri, Jan 08, 2010 at 12:30:21AM -0500, Ben Blum wrote:
> > Convert blk-cgroup to be buildable as a module
> > From: Ben Blum <bblum at andrew.cmu.edu>
> > This patch modifies the Block I/O cgroup subsystem to be able to be built as a
> > module. As the CFQ disk scheduler optionally depends on blk-cgroup, config
> > options in block/Kconfig, block/Kconfig.iosched, and block/blk-cgroup.h are
> > enhanced to support the new module dependency.
> Hi Ben,
> I will give this patch a try.
> So from blk-cgroup perspective, the advantage of allowing it as module
> will be that we can save some memory if we are not using the controller?
Is "moduled" blkio cgroup safe after page-tracking by page_cgroup is
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