From: sashiko-bot@kernel.org
To: "Leon Romanovsky" <leon@kernel.org>
Cc: linux-pci@vger.kernel.org
Subject: Re: [PATCH v2 07/13] PCI/P2PDMA: Derive peer-to-peer routing from ACS control bits
Date: Thu, 06 Aug 2026 11:33:56 +0000 [thread overview]
Message-ID: <20260806113357.4B94E1F000E9@smtp.kernel.org> (raw)
In-Reply-To: <20260806-fix-p2p-acs-v2-7-0cec14812965@nvidia.com>
> From: Leon Romanovsky <leonro@nvidia.com>
>
> The redirect test reports an upstream redirect for any ACS redirect or
> egress control bit. PCIe r7.0, sec 6.12.3, table 6-11 ties the outcome to
> the control bits and the target vector, and an enabled egress control bit
> alone does not redirect. Compute the result from the control bits so the
> vector can be honored next, using the host-bridge route while the peer
> target is unknown.
>
> Reviewed-by: Logan Gunthorpe <logang@deltatee.com>
> Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Sashiko has reviewed this patch and found no issues. It looks great!
--
Sashiko AI review · https://sashiko.dev/#/patchset/20260806-fix-p2p-acs-v2-0-0cec14812965@nvidia.com?part=7
next prev parent reply other threads:[~2026-08-06 11:33 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-06 11:24 [PATCH v2 00/13] PCI/P2PDMA: Fix ACS egress control handling Leon Romanovsky
2026-08-06 11:24 ` [PATCH v2 01/13] PCI/P2PDMA: Safely terminate ACS redirect lists Leon Romanovsky
2026-08-06 11:32 ` sashiko-bot
2026-08-06 11:24 ` [PATCH v2 02/13] PCI/P2PDMA: Report ACS ports when the paths share no upstream bridge Leon Romanovsky
2026-08-06 11:37 ` sashiko-bot
2026-08-07 14:35 ` Leon Romanovsky
2026-08-06 11:24 ` [PATCH v2 03/13] PCI/P2PDMA: Document the Address Type assumption Leon Romanovsky
2026-08-06 11:28 ` sashiko-bot
2026-08-06 11:24 ` [PATCH v2 04/13] PCI: Account for Direct Translated P2P in ACS isolation checks Leon Romanovsky
2026-08-06 11:35 ` sashiko-bot
2026-08-06 11:24 ` [PATCH v2 05/13] PCI: Add ACS egress control vector accessor Leon Romanovsky
2026-08-06 11:39 ` sashiko-bot
2026-08-06 11:24 ` [PATCH v2 06/13] PCI: Account for ACS egress control in isolation checks Leon Romanovsky
2026-08-06 11:40 ` sashiko-bot
2026-08-07 16:07 ` Leon Romanovsky
2026-08-06 11:24 ` [PATCH v2 07/13] PCI/P2PDMA: Derive peer-to-peer routing from ACS control bits Leon Romanovsky
2026-08-06 11:33 ` sashiko-bot [this message]
2026-08-06 11:24 ` [PATCH v2 08/13] PCI/P2PDMA: Honor ACS egress control vectors Leon Romanovsky
2026-08-06 11:47 ` sashiko-bot
2026-08-06 11:24 ` [PATCH v2 09/13] PCI/P2PDMA: Document ACS egress control handling Leon Romanovsky
2026-08-06 11:29 ` sashiko-bot
2026-08-06 11:24 ` [PATCH v2 10/13] PCI/P2PDMA: Extract pure ACS routing decision helpers Leon Romanovsky
2026-08-06 11:34 ` sashiko-bot
2026-08-06 11:24 ` [PATCH v2 11/13] PCI/P2PDMA: Add KUnit tests for ACS routing decisions Leon Romanovsky
2026-08-06 11:34 ` sashiko-bot
2026-08-06 11:24 ` [PATCH v2 12/13] PCI/P2PDMA: Add KUnit coverage for the ACS P2P routing walk Leon Romanovsky
2026-08-06 11:44 ` sashiko-bot
2026-08-07 13:02 ` Leon Romanovsky
2026-08-06 11:24 ` [PATCH v2 13/13] PCI: Add KUnit coverage for ACS isolation checks Leon Romanovsky
2026-08-06 11:37 ` sashiko-bot
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