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From: Nathan Chancellor <nathan@kernel.org>
To: Nick Desaulniers <ndesaulniers@google.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Rasmus Villemoes <linux@rasmusvillemoes.dk>,
	Masahiro Yamada <masahiroy@kernel.org>,
	Joe Perches <joe@perches.com>, Arnd Bergmann <arnd@kernel.org>,
	Stephen Rothwell <sfr@canb.auug.org.au>,
	llvm@lists.linux.dev, linux-kernel@vger.kernel.org,
	Paul Walmsley <paul.walmsley@sifive.com>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Albert Ou <aou@eecs.berkeley.edu>,
	linux-riscv@lists.infradead.org
Subject: Re: [PATCH 05/10] riscv: remove Kconfig check for GCC version for ARCH_RV64I
Date: Fri, 10 Sep 2021 17:09:14 -0700	[thread overview]
Message-ID: <YTvzqrrN8xfYalt5@archlinux-ax161> (raw)
In-Reply-To: <20210910234047.1019925-6-ndesaulniers@google.com>

On Fri, Sep 10, 2021 at 04:40:42PM -0700, Nick Desaulniers wrote:
> The minimum supported version of GCC is now 5.1. The check wasn't
> correct as written anyways since GCC_VERSION is 0 when CC=clang.
> 
> Cc: Paul Walmsley <paul.walmsley@sifive.com>
> Cc: Palmer Dabbelt <palmer@dabbelt.com>
> Cc: Albert Ou <aou@eecs.berkeley.edu>
> Cc: linux-riscv@lists.infradead.org
> Signed-off-by: Nick Desaulniers <ndesaulniers@google.com>

Indeed, I meant to clean this up a while ago but forgot :/

Reviewed-by: Nathan Chancellor <nathan@kernel.org>

> ---
>  arch/riscv/Kconfig | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
> index c79955655fa4..5fc1d0cc82e1 100644
> --- a/arch/riscv/Kconfig
> +++ b/arch/riscv/Kconfig
> @@ -235,7 +235,7 @@ config ARCH_RV32I
>  config ARCH_RV64I
>  	bool "RV64I"
>  	select 64BIT
> -	select ARCH_SUPPORTS_INT128 if CC_HAS_INT128 && GCC_VERSION >= 50000
> +	select ARCH_SUPPORTS_INT128 if CC_HAS_INT128
>  	select HAVE_DYNAMIC_FTRACE if !XIP_KERNEL && MMU && $(cc-option,-fpatchable-function-entry=8)
>  	select HAVE_DYNAMIC_FTRACE_WITH_REGS if HAVE_DYNAMIC_FTRACE
>  	select HAVE_FTRACE_MCOUNT_RECORD if !XIP_KERNEL
> -- 
> 2.33.0.309.g3052b89438-goog
> 
> 

  reply	other threads:[~2021-09-11  0:09 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-10 23:40 [PATCH 00/10] raise minimum GCC version to 5.1 Nick Desaulniers
2021-09-10 23:40 ` [PATCH 01/10] Documentation: raise minimum supported version of GCC " Nick Desaulniers
2021-09-10 23:55   ` Nathan Chancellor
2021-09-11  0:16     ` Nick Desaulniers
2021-09-13 16:22   ` Kees Cook
2021-09-10 23:40 ` [PATCH 02/10] compiler.h: drop fallback overflow checkers Nick Desaulniers
2021-09-11  0:04   ` Nathan Chancellor
2021-09-14 15:33     ` Nick Desaulniers
2021-09-14 16:04       ` Nathan Chancellor
2021-09-13 16:21   ` Kees Cook
2021-09-10 23:40 ` [PATCH 03/10] mm/ksm: remove old GCC 4.9+ check Nick Desaulniers
2021-09-11  0:07   ` Nathan Chancellor
2021-09-13 16:22   ` Kees Cook
2021-09-10 23:40 ` [PATCH 04/10] Kconfig.debug: drop GCC 5+ version check for DWARF5 Nick Desaulniers
2021-09-11  0:08   ` Nathan Chancellor
2021-09-13 16:23   ` Kees Cook
2021-09-10 23:40 ` [PATCH 05/10] riscv: remove Kconfig check for GCC version for ARCH_RV64I Nick Desaulniers
2021-09-11  0:09   ` Nathan Chancellor [this message]
2021-09-13 16:23   ` Kees Cook
2021-10-05  0:40     ` Palmer Dabbelt
2021-10-05  0:50       ` Kees Cook
2021-10-05  0:57         ` Palmer Dabbelt
2021-09-10 23:40 ` [PATCH 06/10] powerpc: remove GCC version check for UPD_CONSTR Nick Desaulniers
2021-09-10 23:48   ` Nathan Chancellor
2021-09-11 10:43     ` Michael Ellerman
2021-09-11 15:34   ` Christophe Leroy
2021-09-10 23:40 ` [PATCH 07/10] arm64: remove GCC version check for ARCH_SUPPORTS_INT128 Nick Desaulniers
2021-09-11  0:10   ` Nathan Chancellor
2021-09-13 16:25   ` Kees Cook
2021-09-16 13:23   ` Catalin Marinas
2021-09-10 23:40 ` [PATCH 08/10] Makefile: drop GCC < 5 -fno-var-tracking-assignments workaround Nick Desaulniers
2021-09-11  0:11   ` Nathan Chancellor
2021-09-13 16:25   ` Kees Cook
2021-09-10 23:40 ` [PATCH 09/10] compiler-gcc.h: drop checks for older GCC versions Nick Desaulniers
2021-09-11  0:12   ` Nathan Chancellor
2021-09-13 16:26   ` Kees Cook
2021-09-10 23:40 ` [PATCH 10/10] vmlinux.lds.h: remove old check for GCC 4.9 Nick Desaulniers
2021-09-10 23:50   ` Nathan Chancellor
2021-09-14 15:21     ` Nick Desaulniers
2021-09-13 16:28   ` Kees Cook
2021-09-11  2:19 ` [PATCH 00/10] raise minimum GCC version to 5.1 Kees Cook
2021-09-11 10:42   ` Michael Ellerman
2021-09-13  9:49 ` Pavel Machek
2021-09-13 16:20   ` Kees Cook
2021-09-13 11:27 ` Arnd Bergmann

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