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From: Keith Busch <kbusch@kernel.org>
To: Klara Modin <klarasmodin@gmail.com>
Cc: Christoph Hellwig <hch@lst.de>,
	axboe@kernel.dk, sagi@grimberg.me, ben.copeland@linaro.org,
	leon@kernel.org, linux-nvme@lists.infradead.org,
	linux-block@vger.kernel.org
Subject: Re: [PATCH] nvme-pci: fix dma unmapping when using PRPs and not using the IOVA mapping
Date: Thu, 10 Jul 2025 18:37:03 -0600	[thread overview]
Message-ID: <aHBcr3Nw5UWrYy1B@kbusch-mbp> (raw)
In-Reply-To: <m72dvfp7wmycwghaaa65zs5adkzylsdtnk4smp7rdfgrsdw443@ry2laobzym7d>

On Fri, Jul 11, 2025 at 02:25:12AM +0200, Klara Modin wrote:
> This patch seems to introduce a memory leak, causing the slab to grow
> continuously. The easiest way I found to trigger it is along the lines
> of
> 
> # dd if=/dev/nvme0n1 of=/dev/null bs=8M

Doh! Thank you for the report, I appreciate notification for regressions
on the -next branches. I'll look into it tomorrow if hch doesn't beat me
to it.

  reply	other threads:[~2025-07-11  0:37 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-07-07 12:52 [PATCH] nvme-pci: fix dma unmapping when using PRPs and not using the IOVA mapping Christoph Hellwig
2025-07-07 14:29 ` Keith Busch
2025-07-07 15:01   ` Christoph Hellwig
2025-07-07 15:13     ` Keith Busch
2025-07-07 15:13 ` Keith Busch
2025-07-08 12:55 ` Jens Axboe
2025-07-11  0:25 ` Klara Modin
2025-07-11  0:37   ` Keith Busch [this message]
2025-07-11  8:32   ` Christoph Hellwig
2025-07-11  9:07     ` Klara Modin

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