linux-kernel - Re: [PATCH] scsi: ufs: Fix proper API to send HPB pre-request

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Message-ID: <YXrBTHmu/fiAaZH5@infradead.org>
Date:   Thu, 28 Oct 2021 08:27:08 -0700
From:   Christoph Hellwig <hch@...radead.org>
To:     James Bottomley <jejb@...ux.ibm.com>
Cc:     daejun7.park@...sung.com, ALIM AKHTAR <alim.akhtar@...sung.com>,
        "avri.altman@....com" <avri.altman@....com>,
        "martin.petersen@...cle.com" <martin.petersen@...cle.com>,
        "huobean@...il.com" <huobean@...il.com>,
        "bvanassche@....org" <bvanassche@....org>,
        Keoseong Park <keosung.park@...sung.com>,
        "linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] scsi: ufs: Fix proper API to send HPB pre-request

On Thu, Oct 28, 2021 at 10:28:01AM -0400, James Bottomley wrote:
> If the block people are happy with this, then I'm OK with it, but it
> doesn't look like you've solved the fanout deadlock problem because
> this new mechanism is still going to allocate a new tag.

Yes, same problem as before.