From: Christoph Hellwig <hch@infradead.org>
To: Chao Yu <chao@kernel.org>
Cc: Christoph Hellwig <hch@infradead.org>,
martin.petersen@oracle.com, jejb@linux.ibm.com,
bvanassche@acm.org, linux-scsi@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v5] scsi: support packing multi-segment in UNMAP command
Date: Mon, 20 Mar 2023 06:00:23 -0700 [thread overview]
Message-ID: <ZBhY5wL9W/QDwIfE@infradead.org> (raw)
In-Reply-To: <9e3ffff0-6cc8-b01a-4d2e-5ec49a936415@kernel.org>
On Mon, Mar 13, 2023 at 09:44:47AM +0800, Chao Yu wrote:
> IIUC，originally, HPB driver tries to lookup LBA range{,s} from WRITE/DISCARD
> request, and will dirty mapped HPB regions based on LBA range{,s}, do you mean
> HPB driver should not parse DISCARD request?
Eww.. This just means we really need to drop this bogus HPB code.
It will otherwise break every single time when a new SCSI command get
added that modifies LBA content.
next prev parent reply other threads:[~2023-03-20 13:01 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-10 12:36 Chao Yu
2023-03-10 14:02 ` Christoph Hellwig
2023-03-13 1:44 ` Chao Yu
2023-03-20 13:00 ` Christoph Hellwig [this message]
2023-05-17 3:49 ` Chao Yu
2023-05-22 21:51 ` Martin K. Petersen
2023-06-25 7:07 ` Chao Yu
2023-06-29 2:02 ` Martin K. Petersen
2023-06-29 2:04 ` Chao Yu
2023-07-25 9:19 ` Chao Yu
2023-08-08 13:42 ` Chao Yu
2023-08-08 14:04 ` Martin K. Petersen
2023-08-08 14:12 ` Chao Yu
2023-08-10 2:11 ` Chao Yu
2023-08-22 8:38 ` Chao Yu
2023-10-07 10:13 ` Chao Yu
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