linux-kernel - Re: [tip: x86/cache] x86/resctrl: Fix incorrect local bandwidth when mba

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Message-ID: <343e2fc7-6f64-d1b7-2ea1-cd422596f5be@intel.com>
Date:   Thu, 10 Dec 2020 12:45:11 +0800
From:   Xiaochen Shen <xiaochen.shen@...el.com>
To:     Borislav Petkov <bp@...en8.de>
Cc:     linux-tip-commits@...r.kernel.org, Borislav Petkov <bp@...e.de>,
        Tony Luck <tony.luck@...el.com>, x86@...nel.org,
        linux-kernel@...r.kernel.org,
        Xiaochen Shen <xiaochen.shen@...el.com>
Subject: Re: [tip: x86/cache] x86/resctrl: Fix incorrect local bandwidth when
 mba_sc is enabled

Hi Boris,

On 12/10/2020 6:23, Borislav Petkov wrote:
> And then it didn't apply cleanly:
>
> $ test-apply.sh /tmp/xiaochen.01
> checking file arch/x86/kernel/cpu/resctrl/monitor.c
> Hunk #1 FAILED at 279.
> Hunk #2 succeeded at 514 (offset 64 lines).
> 1 out of 2 hunks FAILED
>
> I wiggled it in but it ended up removing the wrong chunks inc line -
> not the one in mbm_bw_count() but in __mon_event_count() - which I just
> realized.

Thank you for clarifying this issue. It is not a 0-DAY CI issue.

>
> So please redo this patch against:
>
> https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/log/?h=x86/cache
>
> Thx.

I will send a patch against branch tip: x86/cache soon.
Thank you.

-- 
Best regards,
Xiaochen