linux-kernel - Re: [RESEND PATCH] binderfs: reserve devices for initial mount

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Message-ID: <20190111124636.GA12978@kroah.com>
Date:   Fri, 11 Jan 2019 13:46:36 +0100
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Christian Brauner <christian@...uner.io>
Cc:     tkjos@...roid.com, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org, arve@...roid.com, maco@...roid.com,
        joel@...lfernandes.org, tkjos@...gle.com
Subject: Re: [RESEND PATCH] binderfs: reserve devices for initial mount

On Fri, Jan 11, 2019 at 11:20:56AM +0100, Christian Brauner wrote:
> On Fri, Jan 11, 2019 at 11:19:40AM +0100, Christian Brauner wrote:
> > The binderfs instance in the initial ipc namespace will always have a
> > reserve of 4 binder devices unless explicitly capped by specifying a lower
> > value via the "max" mount option.
> > This ensures when binder devices are removed (on accident or on purpose)
> > they can always be recreated without risking that all minor numbers have
> > already been used up.
> > 
> > Cc: Todd Kjos <tkjos@...gle.com>
> > Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> > Signed-off-by: Christian Brauner <christian.brauner@...ntu.com>
> 
> Cherry-picked this commit on top of char-misc-linus and it applied
> cleanly. I hope I took the right branch?

Yes, that was the right one, and the patch worked just fine, thanks.

greg k-h