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From: Nicolas Schier <n.schier@avm.de>
To: Masahiro Yamada <masahiroy@kernel.org>
Cc: linux-kbuild@vger.kernel.org,
	Michal Simek <michal.simek@xilinx.com>,
	linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org,
	David Howells <dhowells@redhat.com>,
	David Woodhouse <dwmw2@infradead.org>,
	keyrings@vger.kernel.org, Richard Weinberger <richard@nod.at>
Subject: Re: [PATCH 10/10] microblaze: use built-in function to get CPU_{MAJOR,MINOR,REV}
Date: Mon, 13 Dec 2021 14:18:04 +0100	[thread overview]
Message-ID: <YbdIDBIPz/Yyi2cw@buildd.core.avm.de> (raw)
In-Reply-To: <20211212192941.1149247-11-masahiroy@kernel.org>

On Mon, Dec 13, 2021 at 04:29:41AM +0900, Masahiro Yamada wrote:
> Use built-in functions instead of shell commands to avoid forking
> processes.
> 
> Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
> ---

Reviewed-by: Nicolas Schier <n.schier@avm.de>

> 
>  arch/microblaze/Makefile | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/arch/microblaze/Makefile b/arch/microblaze/Makefile
> index a25e76d89e86..1826d9ce4459 100644
> --- a/arch/microblaze/Makefile
> +++ b/arch/microblaze/Makefile
> @@ -6,9 +6,9 @@ UTS_SYSNAME = -DUTS_SYSNAME=\"Linux\"
>  # What CPU version are we building for, and crack it open
>  # as major.minor.rev
>  CPU_VER   := $(CONFIG_XILINX_MICROBLAZE0_HW_VER)
> -CPU_MAJOR := $(shell echo $(CPU_VER) | cut -d '.' -f 1)
> -CPU_MINOR := $(shell echo $(CPU_VER) | cut -d '.' -f 2)
> -CPU_REV   := $(shell echo $(CPU_VER) | cut -d '.' -f 3)
> +CPU_MAJOR := $(word 1, $(subst ., , $(CPU_VER)))
> +CPU_MINOR := $(word 2, $(subst ., , $(CPU_VER)))
> +CPU_REV   := $(word 3, $(subst ., , $(CPU_VER)))
>  
>  export CPU_VER CPU_MAJOR CPU_MINOR CPU_REV
>  
> -- 
> 2.32.0
> 

      reply	other threads:[~2021-12-13 13:34 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-12-12 19:29 [PATCH 00/10] kbuild: do not quote string values in Makefile Masahiro Yamada
2021-12-12 19:29 ` [PATCH 01/10] certs: use $@ to simplify the key generation rule Masahiro Yamada
2021-12-13 13:00   ` Nicolas Schier
2021-12-14  1:45     ` Masahiro Yamada
2021-12-12 19:29 ` [PATCH 02/10] certs: unify duplicated cmd_extract_certs and improve the log Masahiro Yamada
2021-12-13 13:07   ` Nicolas Schier
2021-12-12 19:29 ` [PATCH 03/10] certs: remove unneeded -I$(srctree) option for system_certificates.o Masahiro Yamada
2021-12-12 19:29 ` [PATCH 04/10] certs: refactor file cleaning Masahiro Yamada
2021-12-13 13:08   ` Nicolas Schier
2021-12-12 19:29 ` [PATCH 05/10] certs: remove misleading comments about GCC PR Masahiro Yamada
2021-12-12 19:29 ` [PATCH 06/10] kbuild: stop using config_filename in scripts/Makefile.modsign Masahiro Yamada
2021-12-13 13:13   ` Nicolas Schier
2021-12-12 19:29 ` [PATCH 07/10] certs: simplify $(srctree)/ handling and remove config_filename macro Masahiro Yamada
2021-12-12 19:29 ` [PATCH 08/10] kbuild: do not include include/config/auto.conf from shell scripts Masahiro Yamada
2021-12-13 13:17   ` Nicolas Schier
2021-12-14  1:50     ` Masahiro Yamada
2021-12-12 19:29 ` [PATCH 09/10] kbuild: do not quote string values in include/config/auto.conf Masahiro Yamada
2021-12-12 19:29 ` [PATCH 10/10] microblaze: use built-in function to get CPU_{MAJOR,MINOR,REV} Masahiro Yamada
2021-12-13 13:18   ` Nicolas Schier [this message]

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