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[130.117.225.111]) by mx.google.com with ESMTPS id ffacd0b85a97d-48fed273166si5482118f8f.87.2026.11.04.10.30.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 Nov 2026 10:30:12 -0800 (PST) Received-SPF: pass (google.com: domain of khorenko@virtuozzo.com designates 130.117.225.111 as permitted sender) client-ip=130.117.225.111; Authentication-Results: mx.google.com; dkim=pass header.i=@virtuozzo.com header.s=relay header.b=x7WjKFLJ; spf=pass (google.com: domain of khorenko@virtuozzo.com designates 130.117.225.111 as permitted sender) smtp.mailfrom=khorenko@virtuozzo.com; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=virtuozzo.com DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=virtuozzo.com; s=relay; h=Content-Type:MIME-Version:Date:Message-Id:Subject :From; bh=5QYgx+XUaZ3YPkSlLlajEPkU+o6jSoHseCIvg4Pmc1k=; b=x7WjKFLJ5M/GBSI8mL8 eMi4MkbXVjTdTZ0+D5C1kKIw0dRQFZKtl6hwWTe2/0PV7SlM9yn2r09faLbIrtUhGF84KFJhmQlgX ErFAF2aY74C6T2LQJj0d10A5y+WwyIshZNGqHdzkHRWDXD+fg2/cvtAM/I6R4FoFi8v3FYqobO1U8 jY4Ok5PRS5ddW4tA8QDoQpBsWewSLGg+Q58GL0N05A4O57qbaRphUNpJFig9FeYBq9HoQgWo97vF3 djge3tmX2vqJr0WndqbJ4xgWpGejDpCMFWxm77I6jaRaVfim/LtRIPD22SJIQyna4g7W56CVC5K8C +eJEQDJX6iP4Vow==; Received: from ch-demo-asa.virtuozzo.com ([130.117.225.8] helo=f0.sw.ru) by relay.virtuozzo.com with esmtp (Exim 4.96) (envelope-from ) id 1xOfgU-00GU5O-2X; Wed, 04 Nov 2026 19:30:10 +0100 From: Konstantin Khorenko To: andrey.zhadchenko@virtuozzo.com, "Denis V. Lunev" In-Reply-To: <20261104180105.1807820-1-den@openvz.org> References: <20261104180105.1807820-1-den@openvz.org> Message-Id: <179381700712.2735802.13009025695192662868.b4-ty@b4> Date: Wed, 04 Nov 2026 19:30:07 +0100 MIME-Version: 1.0 X-Mailer: b4 0.16.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1449; i=khorenko@virtuozzo.com; h=from:subject:message-id; bh=1/iLHX221uTVT6RCP/6+8x0zLqhJTeItz13UA/141wQ=; b=owEBbQKS/ZANAwAKAVGWCkf5YVwqAcsmYgBq63mzm96ydyjEvEoPGqVRbmrQXfIU8pAeyc/Uo G+4yc3gE+yJAjMEAAEKAB0WIQRWD23IPcXT0GO9CCxRlgpH+WFcKgUCaut5swAKCRBRlgpH+WFc Kuv+EAC6aofnYL+oj/pXu2Mh25rlK7TLQHdHluAH4bQY30F0PB/hU/rVDn5fcW6389iXPpgg+c/ JrckyxSlVdQBMy92EaSO91dGEw8ltcdEG+WA0Mpw2aT+PMcnlokcnmJ+8Pnd6X4iRiadsbA2bEl zAJz5SuVcJCFVHrEg9U94LIpvVff55igFe6pTRK/ME7Fot6/Kd6vV1dErGxdQT+jwXH2wRPpCJz ocHnEU146MuqhvpEnEh5tQJlBxyEjb4lmuk5J4HiwgOFwQKk7wZgqD/CAlB+yXrnS8bLF2ZLbi4 oxCX7ddDQ8iNL89S48Tx8gm0sZvWijlQhKTvzVZ3uqUZRYx0QQvbe1TGFh1Swk8HkU1kCljPrfk Wv5Rc2ym+eAcKf3enAC4c86NbG5LITUi4QLs9hdB2Gav8IgshvibUsq/gQNM3IB5C9wprjcCWp6 J/bnJ6I9p3vnBjdUwdLn29IeYzPn2rsTgDTqrqjpjd+tmOtBdJlH7DrtOIWN5TYcDul+U/g0wxG jCpZVMrOy7oToL5leqg5EFW6uS4Upst8Wi6iYAhdEVeFFMPO0SBgZNbcEAMYlETxXDOqwH5VNL/ DeojNz0Epx4y6MzDzSghZleXJ5QvLscGq5RHEVYsxSY9OLhHUMrGdYYvwXtrULPMP4Uel/GnsAC 5uk+qlFmsQYb0jA== X-Developer-Key: i=khorenko@virtuozzo.com; a=openpgp; fpr=560F6DC83DC5D3D063BD082C51960A47F9615C2A X-OZ-Fwd: true Cc: devel@openvz.org Subject: Re: [Devel] [PATCH hci-8.1 v3 0/5] dm-qcow2: fix merges not stopping the users of the images they change X-BeenThere: devel@openvz.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: OpenVZ development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: devel-bounces@openvz.org Errors-To: devel-bounces@openvz.org On Wed, 04 Nov 2026 19:01:00 +0100, Denis V. Lunev wrote: > dm-qcow2: fix merges not stopping the users of the images they change > > Checking dm-qcow2 for the same problem showed that a merge does not > stop everything using the images it changes (VSTOR-153049, > VSTOR-153050): > > - a backward merge of an inner image starts without pausing anything, > while reads enter through the top image. A read reaching the inner > image as the merge starts oopses on a NULL qio->ext (patch 2); > > [...] Applied to branch-rh10-6.12.0-211.52.1.22.x.vz10-ovz, will be released in rh10-6.12.0-211.52.1.22.18.vz10, thanks! [1/5] dm-qcow2: fix a failed refcount table relocation leaking md pages https://bitbucket.org/virtuozzocore/vzkernel.vzs/commits/beada5e3721a [2/5] dm-qcow2: fix backward merge of an inner image racing its reads https://bitbucket.org/virtuozzocore/vzkernel.vzs/commits/917b0f940acc [3/5] dm-qcow2: fix SEEK_HOLE/SEEK_DATA using an image freed by a merge https://bitbucket.org/virtuozzocore/vzkernel.vzs/commits/5400a597e4d6 [4/5] dm-qcow2: fix SEEK_HOLE/SEEK_DATA hanging after a failed metadata read https://bitbucket.org/virtuozzocore/vzkernel.vzs/commits/334bce6208ed [5/5] dm-qcow2: fix a refcount table relocation failing on a valid image https://bitbucket.org/virtuozzocore/vzkernel.vzs/commits/6f2dd6d659e1 -- Konstantin Khorenko, Virtuozzo Linux Kernel Team _______________________________________________ Devel mailing list Devel@openvz.org https://lists.openvz.org/mailman/listinfo/devel