linux-kernel - Re: [PATCH V4 16/17] riscv: compat: Add COMPAT Kbuild skeletal 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]

Message-ID: <YffVZZg9GNcjgVdm@infradead.org>
Date:   Mon, 31 Jan 2022 04:26:13 -0800
From:   Christoph Hellwig <hch@...radead.org>
To:     guoren@...nel.org
Cc:     palmer@...belt.com, arnd@...db.de, anup@...infault.org,
        gregkh@...uxfoundation.org, liush@...winnertech.com,
        wefu@...hat.com, drew@...gleboard.org, wangjunqiang@...as.ac.cn,
        hch@....de, hch@...radead.org, linux-arch@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org,
        linux-csky@...r.kernel.org, linux-s390@...r.kernel.org,
        sparclinux@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        linux-parisc@...r.kernel.org, linux-mips@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, x86@...nel.org,
        Guo Ren <guoren@...ux.alibaba.com>
Subject: Re: [PATCH V4 16/17] riscv: compat: Add COMPAT Kbuild skeletal
 support

Given that most rv64 implementations can't run in rv32 mode, what is the
failure mode if someone tries it with the compat mode enabled?