From: Palmer Dabbelt <palmer@dabbelt.com>
To: Atish Patra <Atish.Patra@wdc.com>
Cc: aou@eecs.berkeley.edu, anup@brainfault.org,
linux-kernel@vger.kernel.org, Atish Patra <Atish.Patra@wdc.com>,
Paul Walmsley <paul.walmsley@sifive.com>,
linux-riscv@lists.infradead.org
Subject: Re: [PATCH] RISC-V: Add multiple compression image format.
Date: Wed, 06 Nov 2019 09:47:53 -0800 (PST) [thread overview]
Message-ID: <mhng-cf6b2a66-7749-4816-85a5-41a067eb5c32@palmer-si-x1c4> (raw)
In-Reply-To: <20191106000652.8370-1-atish.patra@wdc.com>
On Tue, 05 Nov 2019 16:06:52 PST (-0800), Atish Patra wrote:
> Currently, there is only support for .gz compression type
> for generating kernel Image.
>
> Add support for other compression methods(lzma, lz4, lzo, bzip2)
> that helps in generating a even smaller kernel image. Image.gz
> will still be the default compressed image.
>
> Signed-off-by: Atish Patra <atish.patra@wdc.com>
> ---
> arch/riscv/boot/Makefile | 12 ++++++++++++
> 1 file changed, 12 insertions(+)
>
> diff --git a/arch/riscv/boot/Makefile b/arch/riscv/boot/Makefile
> index 0990a9fdbe5d..88356650c992 100644
> --- a/arch/riscv/boot/Makefile
> +++ b/arch/riscv/boot/Makefile
> @@ -24,6 +24,18 @@ $(obj)/Image: vmlinux FORCE
> $(obj)/Image.gz: $(obj)/Image FORCE
> $(call if_changed,gzip)
>
> +$(obj)/Image.bz2: $(obj)/Image FORCE
> + $(call if_changed,bzip2)
> +
> +$(obj)/Image.lz4: $(obj)/Image FORCE
> + $(call if_changed,lz4)
> +
> +$(obj)/Image.lzma: $(obj)/Image FORCE
> + $(call if_changed,lzma)
> +
> +$(obj)/Image.lzo: $(obj)/Image FORCE
> + $(call if_changed,lzo)
> +
> install:
> $(CONFIG_SHELL) $(srctree)/$(src)/install.sh $(KERNELRELEASE) \
> $(obj)/Image System.map "$(INSTALL_PATH)"
Reviewed-by: Palmer Dabbelt <palmer@dabbelt.com>
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next prev parent reply other threads:[~2019-11-06 17:48 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-06 0:06 [PATCH] RISC-V: Add multiple compression image format Atish Patra
2019-11-06 17:47 ` Palmer Dabbelt [this message]
2019-11-12 19:35 ` Paul Walmsley
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