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Tue, 2 Mar 2021 22:13:43 +0000 Received: by smtp404.mail.gq1.yahoo.com (VZM Hermes SMTP Server) with ESMTPA ID 4d896f5c720e3fb92b3aad8e7a720f1c; Tue, 02 Mar 2021 22:13:39 +0000 (UTC) Date: Tue, 02 Mar 2021 17:13:35 -0500 From: "Alex Xu (Hello71)" Subject: Re: 5.12-rc1 regression: freezing iou-mgr/wrk failed To: Jens Axboe Cc: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org References: <1614646241.av51lk2de4.none.ref@localhost> <1614646241.av51lk2de4.none@localhost> <8cd026a0-ada6-9ae5-9ea1-a685b482173c@kernel.dk> In-Reply-To: <8cd026a0-ada6-9ae5-9ea1-a685b482173c@kernel.dk> MIME-Version: 1.0 Message-Id: <1614722744.btwkumq4s4.none@localhost> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Mailer: WebService/1.1.17828 mail.backend.jedi.jws.acl:role.jedi.acl.token.atz.jws.hermes.yahoo Apache-HttpAsyncClient/4.1.4 (Java/11.0.9.1) Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org I tried 29be7fc03d ("io_uring: ensure that threads freeze on suspend")=20 and it seems to work OK. The system suspends fine and no errors are=20 printed to the kernel log. I am using Gentoo on the machine in question. I didn't test the other patches you supplied. Let me know if there's=20 anything you would like me to test. Thanks, Alex.