| To: | ralf@linux-mips.org |
|---|---|
| Subject: | Re: fix oops in dma_unmap_page on not coherent mips platforms |
| From: | Atsushi Nemoto <anemo@mba.ocn.ne.jp> |
| Date: | Sun, 15 Mar 2009 01:17:48 +0900 (JST) |
| Cc: | jan.nikitenko@gmail.com, linux-mips@linux-mips.org |
| In-reply-to: | <20090313230049.GA30319@linux-mips.org> |
| Original-recipient: | rfc822;linux-mips@linux-mips.org |
| References: | <20081128075258.GA10200@nikitenko.systek.local> <20090313230049.GA30319@linux-mips.org> |
| Sender: | linux-mips-bounce@linux-mips.org |
On Sat, 14 Mar 2009 00:00:49 +0100, Ralf Baechle <ralf@linux-mips.org> wrote: > > dma_cache_wback_inv() expects virtual address, but physical was provided > > due to translation via plat_dma_addr_to_phys(). > > If replaced with dma_addr_to_virt(), page fault oops from dma_unmap_page() > > is gone on au1550 platform. > > > > Signed-off-by: Jan Nikitenko <jan.nikitenko@gmail.com> > > Applied, finally ... Good news! And please take a look at this too: http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=1232638931-6203-1-git-send-email-anemo%40mba.ocn.ne.jp --- Atsushi Nemoto |
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