From: Lasse Collin <lasse.collin@tukaani.org>
To: Jubin Zhong <zhongjubin@huawei.com>
Cc: <akpm@linux-foundation.org>, <liaohua4@huawei.com>,
<linux-kernel@vger.kernel.org>, <wangfangpeng1@huawei.com>
Subject: Re: [PATCH v2] kbuild: Enable armthumb BCJ filter for Thumb-2 kernel
Date: Sat, 26 Mar 2022 20:35:16 +0200 [thread overview]
Message-ID: <20220326203516.1ddb6492@kaneli> (raw)
In-Reply-To: <1647834017-23673-1-git-send-email-zhongjubin@huawei.com>
On 2022-03-21 Jubin Zhong wrote:
> >On 2021-11-20 Jubin Zhong wrote:
> >> xz_wrap.sh use $SRCARCH to detect the BCJ filter. However,
> >> assigning arm BCJ filter to Thumb-2 kernel is not optimal. In my
> >> case, about 5% decrease of image size is observed with armthumb
> >> BCJ filter:
> >>
> >> Test results:
> >> hardware: QEMU emulator version 3.1.0
> >> config: vexpress_defconfig with THUMB2_KERNEL & KERNEL_XZ
> >> on
> >> arm BCJ: 4029808
> >> armthumb BCJ: 3827280
> >>
> >> Choose armthumb BCJ filter for Thumb-2 kernel to make smaller
> >> images.
> >>
> >> Signed-off-by: Jubin Zhong <zhongjubin@huawei.com>
>
> >I still didn't test it but it looks good to me.
>
> Hi, this patch is not accepted into the kernel mainline yet.
> Please let me know if there is any problem with the patch, thanks.
I see no replies and don't know what could be wrong. So perhaps you
could resend it with my Acked-by.
--
Lasse Collin
next prev parent reply other threads:[~2022-03-26 18:42 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-20 3:42 [PATCH v2] kbuild: Enable armthumb BCJ filter for Thumb-2 kernel Jubin Zhong
2021-11-21 21:37 ` Lasse Collin
2022-03-21 3:40 ` Jubin Zhong
2022-03-26 18:35 ` Lasse Collin [this message]
2022-03-28 2:48 ` [PATCH v2 RESEND] " Jubin Zhong
2022-03-28 2:48 ` Jubin Zhong
2022-04-02 8:35 ` Jubin Zhong
2022-04-02 8:35 ` Jubin Zhong
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