From: Bob Picco <bpicco@meloft.net>
To: sparclinux@vger.kernel.org
Subject: Re: [PATCH] sparc64: valid physical address bitmap
Date: Thu, 18 Sep 2014 18:13:21 +0000 [thread overview]
Message-ID: <20140918181321.GS17331@zareason> (raw)
In-Reply-To: <1410886337-16116-1-git-send-email-bpicco@meloft.net>
David Miller wrote: [Thu Sep 18 2014, 01:13:22PM EDT]
> From: Bob Picco <bpicco@meloft.net>
> Date: Thu, 18 Sep 2014 06:16:06 -0400
>
> > The machine has more reg property entries than this kernel can
> > support (32).
>
> Bob, is there some upper bound we can use? I'm happy to enlarge it
> to whatever reasonable size is necessary.
I just sent an email because my knowledge isn't LDOM guest.
>
> The 'memory' node properties are the one thing I don't think we can
> reasonably dynamically allocate memory for, so they have to be
> statically sized.
I agree.
>
> With the changes we are discussing here, we are getting several
> megabytes of BSS space back in the kernel image, so there is lots
> of room for expanding the value of MAX_BANKS :-)
Indeed.
>
> Also, that debugging message from read_obp_memory() should also
> print out "ents" so we know how much we might need to expand it
> in the future.
Yes.
prev parent reply other threads:[~2014-09-18 18:13 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-16 16:52 [PATCH] sparc64: valid physical address bitmap Bob Picco
2014-09-17 21:00 ` David Miller
2014-09-18 10:16 ` Bob Picco
2014-09-18 17:05 ` David Miller
2014-09-18 17:13 ` David Miller
2014-09-18 18:13 ` Bob Picco [this message]
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