Re: 2.6.12.1 problems I meet (please CC: me)

Wang Jian
2005-06-30T06:44:18Z

[root@devel root]# gcc --version
gcc (GCC) 3.3.2 (Mandrake Linux 10.0 3.3.2-6mdk)

I will try 2.6.12.2 and report back.

On 6/30/05, Jens Axboe <axboe@suse.de> wrote:
> On Thu, Jun 30 2005, Wang Jian wrote:
> > Hi,
> >
> > I use a customized kernel to do packets analysis. The analysis code is
> > linked into kernel. It will vmalloc() nearly 128M (a little less) when
> > initialized.
> >
> > The original code runs on 2.6.10 and works fine. The platform is a
> > general P4 with 100M ethernet. The user space system is a 8M compressed
> > ramdisk image which is a 32M filesystem.
> >
> > Now I want to make it work on 2.6.12+ and on Athlon64 platform, for
> > better driver and better CPU/NIC performance.
> >
> > I have a P4 box (compilation bed, CB), a 2-way Athlon64 box (test bed,
> > TB).
> >
> > The problems are:
> >
> > 1. I port the code directly to 2.6.12.1 on CB, and it compiles ok. But
> > during boot, the kernel boot with error "unknown bus type 0" and freeze.
> > Especially, it can't detect harddisk's partition table. I use "quiet" to
> > strip non-error message and hand copy error messages
>
> Which compiler? 2.6.12.2 should work for you, looks like you are hit my
> the memcpy reordering bug.
>
> --
> Jens Axboe
>
>