Re: [RFC PATCH v6 00/17] ILP32 for ARM64

From: Yury Norov
Date: Mon Nov 09 2015 - 10:51:06 EST


On Mon, Nov 09, 2015 at 10:52:32PM +0800, pinskia@xxxxxxxxx wrote:
>
>
> > On Nov 9, 2015, at 10:36 PM, Arnd Bergmann <arnd@xxxxxxxx> wrote:
> >
> >> On Monday 09 November 2015 15:33:51 Andreas Schwab wrote:
> >> Arnd Bergmann <arnd@xxxxxxxx> writes:
> >>
> >>>> On Monday 09 November 2015 14:23:59 Andreas Schwab wrote:
> >>>> Yury Norov <ynorov@xxxxxxxxxxxxxxxxxx> writes:
> >>>>
> >>>>> This is what I run:
> >>>>> https://github.com/norov/glibc/tree/thunderx-ilp32-32time_toff_t
> >>>>
> >>>> That doesn't work for me:
> >>>>
> >>>> ../sysdeps/unix/sysv/linux/generic/sysdep.h:24:22: error: â__NR_llseekâ undeclar
> >>>> ed (first use in this function)
> >>>> ../sysdeps/unix/sysv/linux/aarch64/sysdep.h:41:32: error: â__NR_fcntl64â undeclared (first use in this function)
> >>>
> >>> Did you re-export the kernel headers that you use as the base?
> >>
> >> I'm using the patched 4.3 kernel headers.
> >
> > Ok.
> >
> >> Why is <asm/bitsperlong.h> defining __BITS_PER_LONG to 64 unconditionally?
> >
> > It should not, that is a bug. I don't know how Yury built his glibc,
> > but it can't work if __BITS_PER_LONG is wrong.
>
>
> Looks like I had changed the header file manually for building glibc and Yury and myself missed that when he updated the patches.
>
>
> Thanks,
> Andrew
>
> >
> > Arnd


No, it's my fault. I forgot to add a patch that sets __BITS_PER_LONG
to 32. I'll send it here now.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/