linux-kernel - Re: [PATCH] m68k: math-emu: Fix dependencies of math emulation support

lists.openwall.net		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] [thread-next>] [day] [month] [year] [list]

Date:   Wed, 11 May 2022 12:26:18 +0200
From:   Andreas Schwab <schwab@...ux-m68k.org>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:     Greg Ungerer <gerg@...inux.org>, linux-m68k@...ts.linux-m68k.org,
        linux-kernel@...r.kernel.org, kernel test robot <lkp@...el.com>
Subject: Re: [PATCH] m68k: math-emu: Fix dependencies of math emulation support

On Mai 11 2022, Geert Uytterhoeven wrote:

> Drop the dependency on MMU, as the code should work fine on 68020 and up
> without MMU (which are not yet supported by Linux, though).
> Add dependencies on M68K_CLASSIC (to rule out Coldfire) and FPU (to rule
> out 68xxx below 68020).

Depending on FPU looks strange, since that is supposed to be an FPU
emulation, for CPUs that _lack_ an FPU (ie. 680[23]0 without the
6888[12], or 68LC0[46]0).

-- 
Andreas Schwab, schwab@...ux-m68k.org
GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510  2552 DF73 E780 A9DA AEC1
"And now for something completely different."