From: Sam Ravnborg <sam@ravnborg.org>
To: Masahiro Yamada <masahiroy@kernel.org>
Cc: linux-kbuild@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
Greg Thelen <gthelen@google.com>,
Mauro Carvalho Chehab <mchehab+samsung@kernel.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 11/12] initramfs: refactor the initramfs build rules
Date: Fri, 3 Jan 2020 20:52:05 +0100 [thread overview]
Message-ID: <20200103195205.GC21515@ravnborg.org> (raw)
In-Reply-To: <20200103175915.26663-12-masahiroy@kernel.org>
Hi Mashahiro.
I just browsed this fine patchset and noticed...
>
> -#####
> -# Generate the initramfs cpio archive
> +ramfs-input := $(shell echo $(CONFIG_INITRAMFS_SOURCE))
> +cpio-data :=
> +
> +ifeq ($(words $(ramfs-input)),0)
> +
> +# If CONFIG_INITRAMFS_SOURCE is empty, generate a small initramfs with the
> +# default contents.
> +ramfs-input := $(srctree)/$(src)/default_cpio_list
> +
> +else ifeq ($(words $(ramfs-input)),1)
> +# If CONFIG_INITRAMFS_SOURCE specifies a single file, and it is suffixed with
> +# .cpio or .cpio.*, use it directly as an initramfs.
> +ifneq ($(filter %.cpio,$(ramfs-input)),)
> +cpio-data := $(ramfs-input)
> +endif
This part will now work if the file is named foo.cpio.bar.
$(findstring .cpio, should be used and not $(filter %.cpio
At least if the comment describes the intended behaviour.
> +
> +ifeq ($(words $(subst .cpio.,$(space),$(ramfs-input))),2)
> +cpio-data := $(ramfs-input)
> +# If the specified archive is suffixed with .cpio.* (i.e. already compressed),
> +# we do not double-compress it.
> +compress-y := shipped
> +endif
> +
> +endif
Sam
next prev parent reply other threads:[~2020-01-03 19:52 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-03 17:59 [PATCH 00/12] initramfs: a lot of cleanups Masahiro Yamada
2020-01-03 17:59 ` [PATCH 01/12] gen_initramfs_list.sh: remove unused variable 'default_list' Masahiro Yamada
2020-01-03 17:59 ` [PATCH 02/12] gen_initramfs_list.sh: fix the tool name in the comment Masahiro Yamada
2020-01-03 17:59 ` [PATCH 03/12] initramfs: rename gen_initramfs_list.sh to gen_initramfs.sh Masahiro Yamada
2020-01-03 17:59 ` [PATCH 04/12] initramfs: remove redundant dependency on BLK_DEV_INITRD Masahiro Yamada
2020-01-03 17:59 ` [PATCH 05/12] initramfs: make compression options not depend on INITRAMFS_SOURCE Masahiro Yamada
2020-01-03 17:59 ` [PATCH 06/12] initramfs: make initramfs compression choice non-optional Masahiro Yamada
2020-01-03 17:59 ` [PATCH 07/12] initramfs: specify $(src)/gen_initramfs.sh as a prerequisite in Makefile Masahiro Yamada
2020-01-03 17:59 ` [PATCH 08/12] initramfs: generate dependency list and cpio at the same time Masahiro Yamada
2020-01-03 17:59 ` [PATCH 09/12] initramfs: add default_cpio_list, and delete -d option support Masahiro Yamada
2020-01-03 17:59 ` [PATCH 10/12] gen_initramfs.sh: always output cpio even without -o option Masahiro Yamada
2020-01-03 17:59 ` [PATCH 11/12] initramfs: refactor the initramfs build rules Masahiro Yamada
2020-01-03 19:52 ` Sam Ravnborg [this message]
2020-01-04 3:35 ` Masahiro Yamada
2020-01-04 14:16 ` Sam Ravnborg
2020-01-03 17:59 ` [PATCH 12/12] gen_initramfs.sh: remove intermediate cpio_list on errors Masahiro Yamada
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