linux-kernel - Re: [PATCH 4.9 00/75] 4.9.74-stable review

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Date:   Tue, 02 Jan 2018 14:12:49 -0500 (EST)
From:   David Miller <davem@...emloft.net>
To:     ncardwell@...gle.com
Cc:     gregkh@...uxfoundation.org, linux-kernel@...r.kernel.org,
        torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
        linux@...ck-us.net, shuahkh@....samsung.com, patches@...nelci.org,
        ben.hutchings@...ethink.co.uk, lkft-triage@...ts.linaro.org,
        stable@...r.kernel.org, ycheng@...gle.com, soheil@...gle.com,
        edumazet@...gle.com
Subject: Re: [PATCH 4.9 00/75] 4.9.74-stable review

From: Neal Cardwell <ncardwell@...gle.com>
Date: Tue, 2 Jan 2018 14:11:25 -0500

> Looks like these 2 patches will cherry-pick cleanly if cherry-picked
> in the following sequence, on top of 4.9.74-rc1, which already has
> 6c9e73ef9aa7 ("tcp_bbr: record "full bw reached" decision in new
> full_bw_reached bit"):
> 
> $ git checkout linux-stable-rc/linux-4.9.y
> 
> $ git cherry-pick 2f6c498e4f15
> Performing inexact rename detection: 100% (17803152/17803152), done.
> [detached HEAD 0982234c57e1] tcp_bbr: reset full pipe detection on
> loss recovery undo
>  Date: Thu Dec 7 12:43:31 2017 -0500
>  1 file changed, 4 insertions(+)
> 
> $ git cherry-pick 600647d467c6
> Performing inexact rename detection: 100% (17803152/17803152), done.
> [detached HEAD 7e866eccd083] tcp_bbr: reset long-term bandwidth
> sampling on loss recovery undo
>  Date: Thu Dec 7 12:43:32 2017 -0500
>  1 file changed, 1 insertion(+)
> 
> $ git log --oneline --decorate | head -3
> 7e866eccd083 (HEAD) tcp_bbr: reset long-term bandwidth sampling on
> loss recovery undo
> 0982234c57e1 tcp_bbr: reset full pipe detection on loss recovery undo
> 79070be7f1ae (linux-stable-rc/linux-4.9.y) Linux 4.9.74-rc1
> 
> I verified that this compiles without warnings, and boots, and BBR works.
> 
> Shall I prepare another version of these 2 patches, or do we think
> this recipe will be sufficient? (Sorry I am not more familiar with the
> backport-to-stable process.)

If this works and Greg is OK with it, I am fine with it too.