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AJvYcCWwzzX2Wr8ylwYUDHFmhsMrAyxMyuYRP2k/TBIc/ZYwWJb3GGHs6Idb9TqImXtRmPMi8Tx4KmjrGA==@kvack.org X-Gm-Message-State: AOJu0Yx0Ox6Q3Fzyk239FWd6AHbsFAWtzeEWy3TSBUXXtH9PRFl786aD 4kp2ZkcQbjwQyNwmzxdhZduO07+xbU8VIbDpCJMWeJ/e7k+5NQdWvNt+nRl8JGH9hBlJkD/z47o VSzEdXPjrPHQhvkiDBpe5d0/Ami8= X-Google-Smtp-Source: AGHT+IFfTUuhRjGyeGP067T50/GeAjOgvxwBokvoT72wr9zTIkRSPAAxAiRwC3Lcnvamx1vFFxiaaHJQqlay4IHWcBk= X-Received: by 2002:a2e:611a:0:b0:2ef:1f5e:92be with SMTP id 38308e7fff4ca-2f9c6c66aa6mr392431fa.9.1727280395131; Wed, 25 Sep 2024 09:06:35 -0700 (PDT) MIME-Version: 1.0 References: <0a3b09db-23e8-4a06-85f8-a0d7bbc3228b@meta.com> <87plotvuo1.fsf@gentoo.org> In-Reply-To: <87plotvuo1.fsf@gentoo.org> From: Kairui Song Date: Thu, 26 Sep 2024 00:06:18 +0800 Message-ID: Subject: Re: Known and unfixed active data loss bug in MM + XFS with large folios since Dec 2021 (any kernel from 6.1 upwards) To: Sam James , stable@kernel.org Cc: clm@meta.com, Matthew Wilcox , axboe@kernel.dk, ct@flyingcircus.io, david@fromorbit.com, dqminh@cloudflare.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-xfs@vger.kernel.org, regressions@leemhuis.info, regressions@lists.linux.dev, torvalds@linux-foundation.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Rspam-User: X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: 63852120021 X-Stat-Signature: 3gpuyiq5x5rdbyyhd1xiatqp34k378y7 X-HE-Tag: 1727280397-109929 X-HE-Meta: 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 0CM9HAkA RzbMVN8bsd3AnDxjAKsZkJ1S6V5IlvhfuJ2hj3D6XrOttDOougr05mg+R/3B1W0t+GgTjdAmakPp0sgN82HqBcG+kscz/hG02G00jUmKS1LJhNgVEMNjpEgw+y3Giqh+XKlfcvsqc9DMwfIX/ow7/Kvjlu5dHITZNq6AWG/x6jn2tP10mWTJmCEkAPl8zJKZu+awR8XwYCabuHr6GyBtrp6iYsLZtB4HBIxZJ/NfZ4vKbANeoD2Kdpw/ru5/19Zs9XzbneerUSL52mkmw4SivEOsWs22Nw/4yGx7A1gIRgb2oD1entZYGJ8A+/QMqAZsm2K0++85T5lJThCctowfgkfo22lptmKOj+30N0SLB7fjI8JWjZN8PTaRgEGuQGf5cAptStLOD/LFTE4ec+WQswjjv/g== X-Bogosity: Ham, tests=bogofilter, spamicity=0.026592, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Wed, Sep 25, 2024 at 1:16=E2=80=AFAM Sam James wrote: > > Kairui, could you send them to the stable ML to be queued if Willy is > fine with it? > Hi Sam, Thanks for adding me to the discussion. Yes I'd like to, just not sure if people are still testing and checking the commits. And I haven't sent seperate fix just for stable fix before, so can anyone teach me, should I send only two patches for a minimal change, or send a whole series (with some minor clean up patch as dependency) for minimal conflicts? Or the stable team can just pick these up?