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Date: Wed, 23 Feb 2022 00:58:05 -0800 From: Dan Li <ashimida@...ux.alibaba.com> To: Miguel Ojeda <miguel.ojeda.sandonis@...il.com>, Guenter Roeck <linux@...ck-us.net> Cc: Nathan Chancellor <nathan@...nel.org>, Catalin Marinas <catalin.marinas@....com>, Will Deacon <will@...nel.org>, Nick Desaulniers <ndesaulniers@...gle.com>, Kees Cook <keescook@...omium.org>, Masahiro Yamada <masahiroy@...nel.org>, Thomas Gleixner <tglx@...utronix.de>, Andrew Morton <akpm@...ux-foundation.org>, Mark Rutland <mark.rutland@....com>, Sami Tolvanen <samitolvanen@...gle.com>, Nicholas Piggin <npiggin@...il.com>, Masami Hiramatsu <mhiramat@...nel.org>, Miguel Ojeda <ojeda@...nel.org>, Luc Van Oostenryck <luc.vanoostenryck@...il.com>, Marco Elver <elver@...gle.com>, linux-kernel <linux-kernel@...r.kernel.org>, Linux ARM <linux-arm-kernel@...ts.infradead.org>, llvm@...ts.linux.dev, linux-hardening@...r.kernel.org Subject: Re: [PATCH] [PATCH] AARCH64: Add gcc Shadow Call Stack support On 2/22/22 08:59, Miguel Ojeda wrote: > On Tue, Feb 22, 2022 at 5:48 PM Guenter Roeck <linux@...ck-us.net> wrote: >> >> The point here, I think, is to list the minimum gcc version. >> It is going to be a long time until gcc 12.0 is the minimum version, >> so I think it makes sense to list the minimum version number for >> each compiler here. > > Yeah, please list the minimum version (ideally `>=` instead of `>`, > with the actual version where it first appeared). It makes it easy to > then remove things that are not needed anymore when the minimum GCC > version is upgraded. > Got it, I'll use "gcc >= 12.0.0" in the next patch. Thanks, Dan.
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