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From: Christoph Hellwig <hch@lst.de>
To: Kanchan Joshi <joshi.k@samsung.com>
Cc: hch@lst.de, kbusch@kernel.org, axboe@kernel.dk, sagi@grimberg.me,
	linux-nvme@lists.infradead.org, vincentfu@gmail.com,
	ankit.kumar@samsung.com, joshiiitr@gmail.com,
	stable@vger.kernel.org, Vincent Fu <vincent.fu@samsung.com>
Subject: Re: [PATCH v4] nvme: fix corruption for passthrough meta/data
Date: Fri, 13 Oct 2023 07:26:12 +0200	[thread overview]
Message-ID: <20231013052612.GA6423@lst.de> (raw)
In-Reply-To: <20231013051458.39987-1-joshi.k@samsung.com>

On Fri, Oct 13, 2023 at 10:44:58AM +0530, Kanchan Joshi wrote:
> Changes since v3:
> - Block only unprivileged user

That's not really what at least I had in mind.  I'd much rather
completely disable unprivileged passthrough for now as an easy
backportable patch.  And then only re-enable it later in a way
where it does require using SGLs for all data transfers.



  reply	other threads:[~2023-10-13  5:26 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20231013052157epcas5p3dc0698c56f9846191d315fa8d33ccb5c@epcas5p3.samsung.com>
2023-10-13  5:14 ` [PATCH v4] nvme: fix corruption for passthrough meta/data Kanchan Joshi
2023-10-13  5:26   ` Christoph Hellwig [this message]
2023-10-13  5:37     ` Kanchan Joshi
2023-10-13 10:14     ` Kanchan Joshi
2023-10-13 12:59       ` Kanchan Joshi
2023-10-13 13:54       ` Keith Busch
2023-10-13 15:11         ` Kanchan Joshi
2023-10-13 15:47           ` Christoph Hellwig
2023-10-13 18:35             ` Kanchan Joshi
2023-10-16 18:29               ` Keith Busch
2023-10-16 18:34                 ` Christoph Hellwig
2023-10-15 19:19             ` Kanchan Joshi
2023-10-16  5:46               ` Christoph Hellwig
2023-10-26 14:33                 ` Kanchan Joshi
2023-10-26 15:08                   ` Keith Busch
2023-10-27  7:09                     ` Kanchan Joshi
2023-10-13  5:32   ` Kanchan Joshi

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