lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Date:   Thu, 29 Oct 2020 13:08:20 +0200
From:   Andy Shevchenko <>
To:     Stephen Rothwell <>
Cc:     Andrew Morton <>,
        Linux Kernel Mailing List <>,
        Linux Next Mailing List <>
Subject: Re: linux-next: build failure after merge of the akpm-current tree

On Thu, Oct 29, 2020 at 03:08:09PM +1100, Stephen Rothwell wrote:
> After merging the akpm-current tree, today's linux-next build (powerpc
> ppc64_defconfig) failed like this:
> lib/math/div64.c: In function 'mul_u64_u64_div_u64':
> lib/math/div64.c:202:6: error: implicit declaration of function 'ilog2' [-Werror=implicit-function-declaration]
>   202 |  if (ilog2(a) + ilog2(b) > 62) {
>       |      ^~~~~
> Caused by commit
>   4ec993a18ff6 ("kernel.h: Split out mathematical helpers")
> I have applied the following patch for today:

Right, thanks! It seems x86 has this inclusion somewhere else and my patch
reveals this on PPC which has cleaner inclusion chain.

Andrew, can you attach this fix to your tree?

With Best Regards,
Andy Shevchenko

Powered by blists - more mailing lists