Re: [PATCH RESEND] lib: fix bitmap_parse() on 64-bit big endian archs

Alexander Gordeev
2020-05-18T11:52:27Z

On Mon, May 18, 2020 at 02:33:43PM +0300, Andy Shevchenko wrote:
> On Mon, May 18, 2020 at 1:40 PM Alexander Gordeev
> <agordeev@linux.ibm.com> wrote:
> >
> > Commit 2d6261583be0 ("lib: rework bitmap_parse()") does
> > not take into account order of halfwords on 64-bit big
> > endian architectures.
>
> Thanks for report and the patch!
>
> Did it work before? Can we have a test case for that that we will see
> the failure?

The test exists and enabled with CONFIG_TEST_BITMAP.
It does not appear ever passed before on 64 BE.
It does not fail on 64 LE for me either.

Thanks!

[...]

> --
> With Best Regards,
> Andy Shevchenko