On Tue, 10 Apr 2007 22:11:01 -0700 (PDT) David Miller <[email protected]> wrote:
> diff --git a/arch/s390/lib/Makefile b/arch/s390/lib/Makefile
> index 7a44fed..59aea65 100644
> --- a/arch/s390/lib/Makefile
> +++ b/arch/s390/lib/Makefile
> @@ -5,6 +5,6 @@
> EXTRA_AFLAGS := -traditional
>
> lib-y += delay.o string.o uaccess_std.o uaccess_pt.o qrnnd.o
> -lib-$(CONFIG_32BIT) += div64.o
> +obj-$(CONFIG_32BIT) += div64.o
> lib-$(CONFIG_64BIT) += uaccess_mvcos.o
> lib-$(CONFIG_SMP) += spinlock.o
> diff --git a/arch/s390/lib/div64.c b/arch/s390/lib/div64.c
> index 0481f34..a5f8300 100644
> --- a/arch/s390/lib/div64.c
> +++ b/arch/s390/lib/div64.c
> @@ -147,5 +147,3 @@ uint32_t __div64_32(uint64_t *n, uint32_t base)
> }
>
> #endif /* MARCH_G5 */
> -
> -EXPORT_SYMBOL(__div64_32);
> diff --git a/lib/div64.c b/lib/div64.c
> index 74f0c8c..b71cf93 100644
> --- a/lib/div64.c
> +++ b/lib/div64.c
> @@ -23,7 +23,7 @@
> /* Not needed on 64bit architectures */
> #if BITS_PER_LONG == 32
>
> -uint32_t __div64_32(uint64_t *n, uint32_t base)
> +uint32_t __attribute__((weak)) __div64_32(uint64_t *n, uint32_t base)
> {
> uint64_t rem = *n;
> uint64_t b = base;
I think this means that if CONFIG_32BIT=y, s390 networking gets the whizzy
assembly version and if CONFIG_32BIT=n, it gets to use the generic version.
Possibly the whizzy version could be used if CONFIG_32BIT=n, too. But
I'd let the s390 people worry about that ;)
-
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