From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: Anthony Wright <anthony@overnetdata.com>
Cc: "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>
Subject: Re: dmidecode doesn't work under xen 4.1.1 on certain hardware
Date: Wed, 28 Sep 2011 09:28:15 -0400 [thread overview]
Message-ID: <20110928132815.GE10270@phenom.oracle.com> (raw)
In-Reply-To: <4E82E429.2080600@overnetdata.com>
> >> (XEN) WARNING: Only the first 16 GB of the physical memory map can be accessed by Xen in 32-bit mode.
> > That bites ^^^^
> >> (XEN) Truncating RAM from 17825792kB to 16777216kB
> Does this mean that 32 bit Xen can only use a maximum of 16GB of RAM?
>
> If so, is there a way to use 32 bit Xen tools with a 64 bit Xen hypervisor?
Yes. I've been doing that without any trouble.
>
> >> (XEN) Xen-e820 RAM map:
> >> (XEN) 0000000000000000 - 0000000000099800 (usable)
> >> (XEN) 0000000000099800 - 00000000000a0000 (reserved)
> >> (XEN) 00000000000e4000 - 0000000000100000 (reserved)
> >> (XEN) 0000000000100000 - 00000000bf780000 (usable)
> >> (XEN) 00000000bf78e000 - 00000000bf790000 type 9
> > Ok, so this patch should shed some light and potentially fix your problem. Please
> > try it out and attach the serial log for Linux kernel. Thx.
> The patch works perfectly. I've attached a copy of the kernel log with
> 'debug loglevel=8'
Yeeey! Great. Thanks for testing it. We are re-doing that whole E820 parsing
for the next version of Linux (3.2) so will integrate the "essence" of that
patch.
Would you be up for testing a different variant of that patch just to make
sure?
next prev parent reply other threads:[~2011-09-28 13:28 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-23 11:22 dmidecode doesn't work under xen 4.1.1 on certain hardware Anthony Wright
2011-09-23 13:32 ` Konrad Rzeszutek Wilk
2011-09-23 14:49 ` Anthony Wright
2011-09-26 14:13 ` Konrad Rzeszutek Wilk
2011-09-26 14:48 ` Anthony Wright
2011-09-26 19:37 ` Konrad Rzeszutek Wilk
2011-09-28 9:08 ` Anthony Wright
2011-09-28 13:28 ` Konrad Rzeszutek Wilk [this message]
2011-09-28 16:07 ` Anthony Wright
2011-09-28 16:32 ` Konrad Rzeszutek Wilk
2011-09-28 17:02 ` David Vrabel
2011-10-04 12:19 ` Anthony Wright
2011-10-05 15:16 ` Konrad Rzeszutek Wilk
2011-10-06 12:53 ` Anthony Wright
2011-10-06 16:07 ` Konrad Rzeszutek Wilk
2011-10-10 15:25 ` Anthony Wright
2011-10-10 16:15 ` Konrad Rzeszutek Wilk
2011-10-10 16:18 ` Konrad Rzeszutek Wilk
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