From: Marcelo Tosatti <marcelo.tosatti@cyclades.com>
To: Dave Hansen <haveblue@us.ibm.com>
Cc: Hiroyuki KAMEZAWA <kamezawa.hiroyu@jp.fujitsu.com>,
IWAMOTO Toshihiro <iwamoto@valinux.co.jp>,
linux-mm <linux-mm@kvack.org>
Subject: Re: memory hotplug and mem=
Date: Thu, 7 Oct 2004 14:01:38 -0300 [thread overview]
Message-ID: <20041007170138.GC15186@logos.cnet> (raw)
In-Reply-To: <1097172146.22025.29.camel@localhost>
On Thu, Oct 07, 2004 at 11:36:19AM -0700, Dave Hansen wrote:
> On Thu, 2004-10-07 at 08:58, Marcelo Tosatti wrote:
> > Hi memory hotplug fellows,
> >
> > Just in case you dont know, trying to pass "mem="
> > causes the -test2 tree to oops on boot.
> >
> > Any ideas of what is going on wrong?
>
> Nope. That's my normal mode of operation. What kind of system? How
> much RAM?
standard P4 desktop system - 512M.
> I've only tried it where the machine has 4G of ram, and I restrict it
> down to 2. I can imagine some funny stuff happening if the mem= causes
> it to cross the highmem boundary.
No highmem involved at all.
> > Haven't captured the oops, but can
> > if needed.
>
> Let me do a bit of testing after I find out what your configuration is.
> I'm hopeful I can reproduce it.
mem=128M or mem=256M made it crash. Keep me posted.
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next prev parent reply other threads:[~2004-10-07 17:01 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-10-01 18:22 [RFC] memory defragmentation to satisfy high order allocations Marcelo Tosatti
2004-10-01 20:11 ` Andrew Morton
2004-10-01 19:04 ` Marcelo Tosatti
2004-10-01 21:00 ` Andrew Morton
2004-10-01 21:57 ` Dave Hansen
2004-10-01 23:42 ` Marcelo Tosatti
2004-10-02 1:17 ` Andrew Morton
2004-10-02 9:30 ` Hirokazu Takahashi
2004-10-02 18:33 ` Marcelo Tosatti
2004-10-03 4:13 ` Hirokazu Takahashi
2004-10-03 14:07 ` Marcelo Tosatti
2004-10-03 18:35 ` Hirokazu Takahashi
2004-10-03 19:21 ` Trond Myklebust
2004-10-03 20:03 ` Hirokazu Takahashi
2004-10-03 20:44 ` Trond Myklebust
2004-10-04 13:02 ` Hirokazu Takahashi
2004-10-04 17:24 ` Marcelo Tosatti
2004-10-05 2:53 ` Hirokazu Takahashi
2004-10-07 12:06 ` Marcelo Tosatti
2004-10-08 7:00 ` Hirokazu Takahashi
2004-10-08 10:00 ` Marcelo Tosatti
2004-10-08 12:23 ` Hirokazu Takahashi
2004-10-08 12:41 ` Marcelo Tosatti
2004-10-08 16:52 ` Hirokazu Takahashi
2004-10-08 15:36 ` Marcelo Tosatti
2004-10-12 10:56 ` IWAMOTO Toshihiro
2004-10-12 10:35 ` Marcelo Tosatti
2004-10-12 17:55 ` Hirokazu Takahashi
2004-10-12 14:26 ` Martin J. Bligh
2004-10-12 12:17 ` Marcelo Tosatti
2004-10-12 15:01 ` Dave Hansen
2004-10-04 3:24 ` IWAMOTO Toshihiro
2004-10-04 2:22 ` Dave Hansen
2004-10-05 16:46 ` [PATCH] mhp: transfer dirty tag at radix_tree_replace Marcelo Tosatti
2004-10-05 18:35 ` Dave Hansen
2004-10-06 7:39 ` Hirokazu Takahashi
2004-10-08 8:15 ` Hirokazu Takahashi
2004-10-08 20:36 ` Marcelo Tosatti
2004-10-04 4:09 ` [RFC] memory defragmentation to satisfy high order allocations IWAMOTO Toshihiro
2004-10-04 17:29 ` Marcelo Tosatti
2004-10-02 2:30 ` Nick Piggin
2004-10-02 3:08 ` Marcelo Tosatti
2004-10-04 8:15 ` Nick Piggin
2004-10-02 2:41 ` Nick Piggin
2004-10-02 3:50 ` Hirokazu Takahashi
2004-10-02 16:06 ` Marcelo Tosatti
2004-10-04 2:38 ` Hiroyuki KAMEZAWA
2004-10-04 17:32 ` Marcelo Tosatti
2004-10-04 6:58 ` Hiroyuki KAMEZAWA
2004-10-07 15:58 ` memory hotplug and mem= Marcelo Tosatti
2004-10-07 18:36 ` Dave Hansen
2004-10-07 17:01 ` Marcelo Tosatti [this message]
2004-10-07 19:10 ` Dave Hansen
2004-10-07 20:25 ` Dave Hansen
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