From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: Christoph Hellwig <hch@lst.de>
Cc: "Martin K. Petersen" <martin.petersen@oracle.com>,
Kanchan Joshi <joshi.k@samsung.com>, <josef@toxicpanda.com>,
<dsterba@suse.com>, <clm@fb.com>, <axboe@kernel.dk>,
<kbusch@kernel.org>, <linux-btrfs@vger.kernel.org>,
<linux-nvme@lists.infradead.org>, <linux-block@vger.kernel.org>,
<gost.dev@samsung.com>
Subject: Re: [RFC 0/3] Btrfs checksum offload
Date: Tue, 04 Feb 2025 21:31:50 -0500 [thread overview]
Message-ID: <yq1o6zhdtc2.fsf@ca-mkp.ca.oracle.com> (raw)
In-Reply-To: <20250204134901.GA11902@lst.de> (Christoph Hellwig's message of "Tue, 4 Feb 2025 14:49:01 +0100")
Christoph,
> Hmm, why would you disable PI for parity blocks?
Some devices calculate P and Q on the data portion of the block only and
store valid PI. Others calculate P and Q for the entire block, including
metadata.
--
Martin K. Petersen Oracle Linux Engineering
next prev parent reply other threads:[~2025-02-05 2:32 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20250129141039epcas5p11feb1be4124c0db3c5223325924183a3@epcas5p1.samsung.com>
2025-01-29 14:02 ` [RFC 0/3] Btrfs checksum offload Kanchan Joshi
2025-01-29 14:02 ` [RFC 1/3] block: add integrity offload Kanchan Joshi
2025-01-29 14:02 ` [RFC 2/3] nvme: support " Kanchan Joshi
2025-01-29 14:02 ` [RFC 3/3] btrfs: add checksum offload Kanchan Joshi
2025-01-29 21:27 ` Qu Wenruo
2025-01-29 14:55 ` [RFC 0/3] Btrfs " Johannes Thumshirn
2025-01-31 10:19 ` Kanchan Joshi
2025-01-31 10:29 ` Johannes Thumshirn
2025-02-03 13:25 ` Kanchan Joshi
2025-02-03 13:40 ` Johannes Thumshirn
2025-02-03 14:03 ` Kanchan Joshi
2025-02-03 14:41 ` Johannes Thumshirn
2025-01-29 15:28 ` Keith Busch
2025-01-29 15:40 ` Christoph Hellwig
2025-01-29 18:03 ` Keith Busch
2025-01-30 12:54 ` Christoph Hellwig
2025-01-29 15:35 ` Christoph Hellwig
2025-01-30 9:22 ` Kanchan Joshi
2025-01-30 12:53 ` Christoph Hellwig
2025-01-31 10:29 ` Kanchan Joshi
2025-01-31 10:42 ` Christoph Hellwig
2025-01-29 15:55 ` Mark Harmstone
2025-01-29 19:02 ` Goffredo Baroncelli
2025-01-30 9:33 ` Daniel Vacek
2025-01-30 20:21 ` Martin K. Petersen
2025-01-31 7:44 ` Christoph Hellwig
2025-02-03 19:31 ` Martin K. Petersen
2025-02-04 5:12 ` Christoph Hellwig
2025-02-04 12:52 ` Martin K. Petersen
2025-02-04 13:49 ` Christoph Hellwig
2025-02-05 2:31 ` Martin K. Petersen [this message]
2025-02-03 13:24 ` Kanchan Joshi
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