From: Dan Malek <dan@embeddededge.com>
To: Marcelo Tosatti <marcelo.tosatti@cyclades.com>
Cc: linux-ppc-embedded <linuxppc-embedded@ozlabs.org>
Subject: Re: [PATCH] 8xx: fix usage of pinned 8Mbyte TLB entries
Date: Sat, 7 May 2005 01:27:17 -0400 [thread overview]
Message-ID: <50058b517f42f09720e6c8086bf294e0@embeddededge.com> (raw)
In-Reply-To: <20050506200338.GC14486@logos.cnet>
The last patch I just sent isn't quite sufficient. We still have
to fix this:
On May 6, 2005, at 4:03 PM, Marcelo Tosatti wrote:
> /* get the PTE for the bootpage */
> if (!get_pteptr(&init_mm, bootpage, &pte))
> panic("get_pteptr failed\n");
>
> /* and make it uncachable */
> pte_val(*pte) |= _PAGE_NO_CACHE;
> _tlbie(bootpage);
One of things that was corrected in linuxppc-2.4, that never made
if forward. I did a late consistent_alloc() on the first call to
hostmem_alloc(). I'm looking for a similar solution in 2.6.
Thanks.
-- Dan
next prev parent reply other threads:[~2005-05-07 5:27 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-05-05 17:20 [PATCH] 8xx: fix usage of pinned 8Mbyte TLB entries Marcelo Tosatti
2005-05-06 13:04 ` Jason McMullan
2005-05-06 11:39 ` Marcelo Tosatti
2005-05-06 16:43 ` Dan Malek
2005-05-06 13:38 ` Marcelo Tosatti
2005-05-06 22:49 ` Dan Malek
2005-05-06 20:03 ` Marcelo Tosatti
2005-05-07 3:09 ` Dan Malek
2005-05-06 23:05 ` Marcelo Tosatti
2005-05-07 4:39 ` Dan Malek
2005-05-07 5:16 ` Dan Malek
2005-05-07 13:16 ` Marcelo Tosatti
2005-05-07 20:02 ` Dan Malek
2005-05-07 15:47 ` Marcelo Tosatti
2005-05-07 14:05 ` Marcelo Tosatti
2005-05-09 6:09 ` Pantelis Antoniou
2005-05-07 14:59 ` Wolfgang Denk
2005-05-07 5:27 ` Dan Malek [this message]
2005-05-07 5:55 ` Dan Malek
2005-05-06 23:10 ` Dan Malek
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