Re: [PATCH] memsw: Deprecate noswapaccount kernel parameter andschedule it for removal

From: Michal Hocko
Date: Fri Jan 28 2011 - 03:04:03 EST


On Fri 28-01-11 08:37:03, KAMEZAWA Hiroyuki wrote:
> On Thu, 27 Jan 2011 11:47:59 +0100
> Michal Hocko <mhocko@xxxxxxx> wrote:
>
> > On Thu 27-01-11 18:48:27, KAMEZAWA Hiroyuki wrote:
> > > Could you try to write a patch for feature-removal-schedule.txt
> > > and tries to remove noswapaccount and do clean up all ?
> > > (And add warning to noswapaccount will be removed.....in 2.6.40)
> >
> > Sure, no problem. What do you think about the following patch?
> > ---
> > From a597421909a3291886345565c73102117a52301e Mon Sep 17 00:00:00 2001
> > From: Michal Hocko <mhocko@xxxxxxx>
> > Date: Thu, 27 Jan 2011 11:41:01 +0100
> > Subject: [PATCH] memsw: Deprecate noswapaccount kernel parameter and schedule it for removal
> >
> > noswapaccount couldn't be used to control memsw for both on/off cases so
> > we have added swapaccount[=0|1] parameter. This way we can turn the
> > feature in two ways noswapaccount resp. swapaccount=0. We have kept the
> > original noswapaccount but I think we should remove it after some time
> > as it just makes more command line parameters without any advantages and
> > also the code to handle parameters is uglier if we want both parameters.
> >
> > Signed-off-by: Michal Hocko <mhocko@xxxxxxx>
> > Requested-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
>
> Nice!. Thank you.
> Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>

Thanks

>
> Maybe other discussion as 2.6.40 is too early or some may happen.
> But Ack from me, at least.

Sure.

Just for record here is the patch to remove and cleanup. I can split it
into 2 patches (one for removal and the other for the cleanup) but this
can be done later as well.
---