From: Grant Grundler <grundler@dsl2.external.hp.com>
To: "Peter Saisanas" <psaisanas@iprimus.com.au>
Cc: parisc-linux@lists.parisc-linux.org
Subject: Re: [parisc-linux] HP C240 With Debian 3.0
Date: Mon, 19 Aug 2002 15:52:00 -0600 [thread overview]
Message-ID: <20020819215201.211A94829@dsl2.external.hp.com> (raw)
In-Reply-To: Message from "Peter Saisanas" <psaisanas@iprimus.com.au> of "Mon, 19 Aug 2002 23:23:47 +1000." <000e01c24783$a707f680$050000c6@dualpiii700>
"Peter Saisanas" wrote:
> "Kernel panic: ccio-dma.c: ccio_alloc_range() I/O MMU is out of mapping =
> resources" and the c240 locks up.=20
This has come up before on the mailing list.
We need to change ccio_mem_ratio to 2 or otherwise fix
how iova_space_size is getting calculated.
...
> But on rare occations i can at least install the base system and it =
> works very nicely
...
> What do i need to do to get the C240 stable and stop the machine =
> crashing.
arch/parisc/kernel/ccio-dma.c: unmodified: line 169 of 1615 [10%].
/* Ratio of Host MEM to IOV Space size */
static unsigned long ccio_mem_ratio = 4;
replace 4 with 2.
grant
prev parent reply other threads:[~2002-08-19 21:52 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-08-19 13:23 [parisc-linux] HP C240 With Debian 3.0 Peter Saisanas
2002-08-19 21:52 ` Grant Grundler [this message]
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