linux-kernel - Re: [External Mail]Re: [PATCH] ufs: core: fix bus timeout in ufshcd_wl

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <8c96dc60-1977-4109-a625-ff74fdd005ad@xiaomi.com>
Date: Thu, 15 Aug 2024 13:14:18 +0000
From: 章辉 <zhanghui31@...omi.com>
To: Peter Wang (王信友) <peter.wang@...iatek.com>,
	"James.Bottomley@...senPartnership.com"
	<James.Bottomley@...senPartnership.com>, "martin.petersen@...cle.com"
	<martin.petersen@...cle.com>
CC: "linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>,
	"alim.akhtar@...sung.com" <alim.akhtar@...sung.com>, "bvanassche@....org"
	<bvanassche@....org>, "avri.altman@....co" <avri.altman@....co>, Huang Jianan
	<huangjianan@...omi.com>, "manivannan.sadhasivam@...aro.org"
	<manivannan.sadhasivam@...aro.org>, "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>
Subject: Re: [External Mail]Re: [PATCH] ufs: core: fix bus timeout in
 ufshcd_wl_resume flow

On 2024/8/14 14:39, Peter Wang (王信友) wrote:
> On Tue, 2024-08-13 at 21:47 +0800, ZhangHui wrote:
>> From: zhanghui <zhanghui31@...omi.com>
>>
>> If the SSU CMD completion flow in UFS resume and the CMD timeout flow
>> occur
>> simultaneously, the timestamp attribute command will be sent to the
>> device
>>
> Hi Zhanghui,
>
> If the timeout command is SSU?
> In resume flow, if SSU command timeout, ufshcd_eh_host_reset_handler
> invoke ufshcd_link_recovery only, not schedule eh work?
>
>
> Thanks.
> Peter

hi Peter G,

     ufshcd_link_recovery calls ufshcd_host_reset_and_restore to power 
cycle

     and reset the host controller.


Thanks

Zhanghui