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Fri, 12 Jul 2024 02:51:13 -0700 (PDT) Received: from [10.176.235.56] ([137.201.254.41]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-a780a6e157bsm330649866b.80.2024.07.12.02.51.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 12 Jul 2024 02:51:12 -0700 (PDT) Message-ID: Subject: Re: [PATCH v1] ufs: core: fix deadlock when rtc update From: Bean Huo To: peter.wang@mediatek.com, linux-scsi@vger.kernel.org, martin.petersen@oracle.com, avri.altman@wdc.com, alim.akhtar@samsung.com, jejb@linux.ibm.com Cc: wsd_upstream@mediatek.com, linux-mediatek@lists.infradead.org, chun-hung.wu@mediatek.com, alice.chao@mediatek.com, cc.chou@mediatek.com, chaotian.jing@mediatek.com, jiajie.hao@mediatek.com, powen.kao@mediatek.com, qilin.tan@mediatek.com, lin.gui@mediatek.com, tun-yu.yu@mediatek.com, eddie.huang@mediatek.com, naomi.chu@mediatek.com, chu.stanley@gmail.com, beanhuo@micron.com, stable@vger.kernel.org Date: Fri, 12 Jul 2024 11:51:10 +0200 In-Reply-To: <20240712094355.21572-1-peter.wang@mediatek.com> References: <20240712094355.21572-1-peter.wang@mediatek.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.44.4-0ubuntu2 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240712_025115_662665_9F73D63F X-CRM114-Status: UNSURE ( 5.80 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org On Fri, 2024-07-12 at 17:43 +0800, peter.wang@mediatek.com wrote: > From: Peter Wang >=20 > Three have deadlock when runtime suspend wait flush rtc work, > and rtc work call ufshcd_rpm_put_sync to wait runtime resume. Reviewed-by: Bean Huo