Re: acenic >4gig sendfile problem

[Roy Sigurd Karlsbakk]

But...

sendfile() doesn't support >4gig anyway - does it?
that's the (yet unimplemented) sendfile64()

roy

-- 
Roy Sigurd Karlsbakk, Datavaktmester

Computers are like air conditioners.
They stop working when you open Windows.

On Monday 24 June 2002 17:31, Jes Sorensen wrote:
> >>>>> "Dave" == Dave Hansen <[e-mail]> writes:
>
> Dave> When doing sendfile with my acenic card on my 8xPIII-700 and PAE
> Dave> running 2.4.18, I'm getting all zeros in the files being
> Dave> transmitted.  Running the Redhat 2.4.18-4 kernel fixes the
> Dave> problem.  I saw this entry in the rpm's changelog: * Sat Aug 25
> Dave> 2001 Ingo Molnar <[e-mail]> - fix the acenic driver bug
> Dave> that caused random kernel memory being sent out on the wire, on
> Dave> x86 systems with more than 4 GB RAM.
>
> Actually I think you're hitting a bug in pci_map_page() rather than in
> the acenic.driver.
>
> Try the patch from Ben LaHaise included below.
>
> Jes
>
>
> ------- Start of forwarded message -------
> Resent-Message-Id: <[e-mail]>
> Date: Mon, 10 Jun 2002 19:56:44 -0400
> From: Benjamin LaHaise <[e-mail]>
> To: Marcelo Tosatti <[e-mail]>,
>    Linux Kernel <[e-mail]>
> Subject: highmem pci dma mapping does not work, missing cast in
> asm-i386/pci.h Message-ID: <[e-mail]>
> Mime-Version: 1.0
> Content-Type: text/plain; charset=us-ascii
> Resent-From: [e-mail]
> Resent-Date: Mon, 10 Jun 2002 19:58:37 -0400
> Resent-To: [e-mail]
>
> Hello all,
>
> There's a missing cast in pci_map_page that causes 64 bit capable
> drivers to access the wrong memory for highmem pages.  Please
> include the patch below to fix it.
>
> 		-ben