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
| ||
|
Date: Mon, 5 Oct 2020 12:41:41 +0900 From: Masami Hiramatsu <mhiramat@...nel.org> To: Josh Poimboeuf <jpoimboe@...hat.com> Cc: Vasily Gorbik <gor@...ux.ibm.com>, Peter Zijlstra <peterz@...radead.org>, Thomas Gleixner <tglx@...utronix.de>, Masami Hiramatsu <mhiramat@...nel.org>, David Laight <David.Laight@...lab.com>, Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>, x86@...nel.org, "H. Peter Anvin" <hpa@...or.com>, Miroslav Benes <mbenes@...e.cz>, Alexandre Chartre <alexandre.chartre@...cle.com>, Julien Thierry <jthierry@...hat.com>, linux-kernel@...r.kernel.org Subject: Re: [RFC PATCH v3 2/4] objtool: x86 instruction decoder and big endian cross compiles On Fri, 2 Oct 2020 10:18:41 -0500 Josh Poimboeuf <jpoimboe@...hat.com> wrote: > On Thu, Oct 01, 2020 at 12:17:25AM +0200, Vasily Gorbik wrote: > > From: Martin Schwidefsky <schwidefsky@...ibm.com> > > > > Currently objtool seems to be the only tool from build tools needed > > which breaks x86 cross compilation on big endian systems. Make the x86 > > instruction decoder of the objtool usable on big endian machines. > > > > Signed-off-by: Martin Schwidefsky <schwidefsky@...ibm.com> > > Co-developed-by: Vasily Gorbik <gor@...ux.ibm.com> > > Signed-off-by: Vasily Gorbik <gor@...ux.ibm.com> > > Since this changes the decoder (which is shared with the kernel), please > prefix the subject with "x86/insn:" instead of "objtool". Thanks for pointing it. > > This patch is a bit ugly, but I don't necessarily have a better idea. > > Masami? Yeah, agreed. Maybe we can split that part in different header, but that makes it more ugly. And code itself looks good to me. (I like insn_field_set() idea :) ) Acked-by: Masami Hiramatsu <mhiramat@...nel.org> Thank you! > -- > Josh > -- Masami Hiramatsu <mhiramat@...nel.org>
Powered by blists - more mailing lists