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From: Dan Li <ashimida@linux.alibaba.com>
To: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>,
	Guenter Roeck <linux@roeck-us.net>
Cc: Nathan Chancellor <nathan@kernel.org>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Will Deacon <will@kernel.org>,
	Nick Desaulniers <ndesaulniers@google.com>,
	Kees Cook <keescook@chromium.org>,
	Masahiro Yamada <masahiroy@kernel.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	Andrew Morton <akpm@linux-foundation.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Sami Tolvanen <samitolvanen@google.com>,
	Nicholas Piggin <npiggin@gmail.com>,
	Masami Hiramatsu <mhiramat@kernel.org>,
	Miguel Ojeda <ojeda@kernel.org>,
	Luc Van Oostenryck <luc.vanoostenryck@gmail.com>,
	Marco Elver <elver@google.com>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	Linux ARM <linux-arm-kernel@lists.infradead.org>,
	llvm@lists.linux.dev, linux-hardening@vger.kernel.org
Subject: Re: [PATCH] [PATCH] AARCH64: Add gcc Shadow Call Stack support
Date: Wed, 23 Feb 2022 00:58:05 -0800	[thread overview]
Message-ID: <887572c7-b508-ca51-6cd5-54a2c9ecaa75@linux.alibaba.com> (raw)
In-Reply-To: <CANiq72nhu+CtYYNfWLYxf19OscoEEZj=TATM0SHNU8ic1iDhyQ@mail.gmail.com>



On 2/22/22 08:59, Miguel Ojeda wrote:
> On Tue, Feb 22, 2022 at 5:48 PM Guenter Roeck <linux@roeck-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.

WARNING: multiple messages have this Message-ID (diff)
From: Dan Li <ashimida@linux.alibaba.com>
To: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>,
	Guenter Roeck <linux@roeck-us.net>
Cc: Nathan Chancellor <nathan@kernel.org>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Will Deacon <will@kernel.org>,
	Nick Desaulniers <ndesaulniers@google.com>,
	Kees Cook <keescook@chromium.org>,
	Masahiro Yamada <masahiroy@kernel.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	Andrew Morton <akpm@linux-foundation.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Sami Tolvanen <samitolvanen@google.com>,
	Nicholas Piggin <npiggin@gmail.com>,
	Masami Hiramatsu <mhiramat@kernel.org>,
	Miguel Ojeda <ojeda@kernel.org>,
	Luc Van Oostenryck <luc.vanoostenryck@gmail.com>,
	Marco Elver <elver@google.com>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	Linux ARM <linux-arm-kernel@lists.infradead.org>,
	llvm@lists.linux.dev, linux-hardening@vger.kernel.org
Subject: Re: [PATCH] [PATCH] AARCH64: Add gcc Shadow Call Stack support
Date: Wed, 23 Feb 2022 00:58:05 -0800	[thread overview]
Message-ID: <887572c7-b508-ca51-6cd5-54a2c9ecaa75@linux.alibaba.com> (raw)
In-Reply-To: <CANiq72nhu+CtYYNfWLYxf19OscoEEZj=TATM0SHNU8ic1iDhyQ@mail.gmail.com>



On 2/22/22 08:59, Miguel Ojeda wrote:
> On Tue, Feb 22, 2022 at 5:48 PM Guenter Roeck <linux@roeck-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.

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  reply	other threads:[~2022-02-23  8:58 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-22  9:57 [PATCH] [PATCH] AARCH64: Add gcc Shadow Call Stack support Dan Li
2022-02-22  9:57 ` Dan Li
2022-02-22 16:16 ` Nathan Chancellor
2022-02-22 16:16   ` Nathan Chancellor
2022-02-22 16:47   ` Guenter Roeck
2022-02-22 16:47     ` Guenter Roeck
2022-02-22 16:59     ` Miguel Ojeda
2022-02-22 16:59       ` Miguel Ojeda
2022-02-23  8:58       ` Dan Li [this message]
2022-02-23  8:58         ` Dan Li
2022-02-23  8:55     ` Dan Li
2022-02-23  8:55       ` Dan Li
2022-02-23  8:50   ` Dan Li
2022-02-23  8:50     ` Dan Li
2022-02-23 17:39     ` Nathan Chancellor
2022-02-23 17:39       ` Nathan Chancellor
2022-02-25  0:34       ` Dan Li
2022-02-25  0:34         ` Dan Li
2022-02-22 18:47 ` Mark Rutland
2022-02-22 18:47   ` Mark Rutland
2022-02-23  9:06   ` Dan Li
2022-02-23  9:06     ` Dan Li
2022-02-23 11:48   ` Ard Biesheuvel
2022-02-23 11:48     ` Ard Biesheuvel

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