From: Baolu Lu <baolu.lu@linux.intel.com>
To: Robin Murphy <robin.murphy@arm.com>, joro@8bytes.org
Cc: baolu.lu@linux.intel.com, will@kernel.org, iommu@lists.linux.dev,
linux-arm-kernel@lists.infradead.org,
suravee.suthikulpanit@amd.com, vasant.hegde@amd.com,
mjrosato@linux.ibm.com, gerald.schaefer@linux.ibm.com,
schnelle@linux.ibm.com, linux-s390@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 03/15] iommu: Always register bus notifiers
Date: Wed, 6 Jul 2022 09:53:40 +0800 [thread overview]
Message-ID: <1fab4c8a-7bc5-9a50-d48a-0dc590cac7a6@linux.intel.com> (raw)
In-Reply-To: <8c380309f264cd0dfc73ba2ec060adc9515af2f2.1657034828.git.robin.murphy@arm.com>
On 2022/7/6 01:08, Robin Murphy wrote:
> /*
> * Use a function instead of an array here because the domain-type is a
> * bit-field, so an array would waste memory.
> @@ -152,6 +172,10 @@ static int __init iommu_subsys_init(void)
> (iommu_cmd_line & IOMMU_CMD_LINE_STRICT) ?
> "(set via kernel command line)" : "");
>
> + /* If the system is so broken that this fails, it will WARN anyway */
Can you please elaborate a bit on this? iommu_bus_init() still return
errors.
> + for (int i = 0; i < ARRAY_SIZE(iommu_buses); i++)
> + iommu_bus_init(iommu_buses[i]);
> +
> return 0;
Best regards,
baolu
next prev parent reply other threads:[~2022-07-06 1:53 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-05 17:08 [PATCH v3 00/15] iommu: Retire bus_set_iommu() Robin Murphy
2022-07-05 17:08 ` [PATCH v3 01/15] iommu/vt-d: Handle race between registration and device probe Robin Murphy
2022-07-06 1:39 ` Baolu Lu
2022-07-07 6:51 ` Tian, Kevin
2022-07-08 7:52 ` Baolu Lu
2022-07-15 12:37 ` Robin Murphy
2022-07-19 0:06 ` Lu Baolu
2022-07-05 17:08 ` [PATCH v3 02/15] iommu/amd: " Robin Murphy
2022-07-05 17:08 ` [PATCH v3 03/15] iommu: Always register bus notifiers Robin Murphy
2022-07-06 1:53 ` Baolu Lu [this message]
2022-07-06 13:43 ` Robin Murphy
2022-07-07 0:20 ` Baolu Lu
2022-07-07 6:34 ` Tian, Kevin
2022-07-07 9:38 ` Robin Murphy
2022-07-07 6:31 ` Tian, Kevin
2022-07-07 9:58 ` Robin Murphy
2022-07-08 5:50 ` Tian, Kevin
2022-07-05 17:08 ` [PATCH v3 04/15] iommu: Move bus setup to IOMMU device registration Robin Murphy
2022-07-06 2:35 ` Baolu Lu
2022-07-06 14:37 ` Robin Murphy
2022-07-07 1:19 ` Baolu Lu
2022-07-07 6:51 ` Tian, Kevin
2022-07-07 10:58 ` Robin Murphy
2022-07-08 5:52 ` Tian, Kevin
2022-07-05 17:08 ` [PATCH v3 05/15] iommu/amd: Clean up bus_set_iommu() Robin Murphy
2022-07-05 17:08 ` [PATCH v3 06/15] iommu/arm-smmu: " Robin Murphy
2022-07-05 17:08 ` [PATCH v3 07/15] iommu/arm-smmu-v3: " Robin Murphy
2022-07-05 17:08 ` [PATCH v3 08/15] iommu/dart: " Robin Murphy
2022-07-05 17:08 ` [PATCH v3 09/15] iommu/exynos: " Robin Murphy
2022-07-05 17:08 ` [PATCH v3 10/15] iommu/ipmmu-vmsa: " Robin Murphy
2022-07-05 17:08 ` [PATCH v3 11/15] iommu/mtk: " Robin Murphy
2022-07-05 17:08 ` [PATCH v3 12/15] iommu/omap: " Robin Murphy
2022-07-05 17:08 ` [PATCH v3 13/15] iommu/tegra-smmu: " Robin Murphy
2022-07-05 17:08 ` [PATCH v3 14/15] iommu/virtio: " Robin Murphy
2022-07-05 17:08 ` [PATCH v3 15/15] iommu: " Robin Murphy
2022-07-07 7:45 ` Tian, Kevin
2022-07-07 12:49 ` Matthew Rosato
2022-07-07 12:54 ` Matthew Rosato
2022-07-07 14:58 ` Robin Murphy
2022-07-07 16:42 ` Matthew Rosato
2022-07-08 8:14 ` [PATCH] iommu/s390: fail probe for non-pci device Niklas Schnelle
2022-07-08 8:17 ` [PATCH v3 00/15] iommu: Retire bus_set_iommu() Niklas Schnelle
2022-07-15 13:12 ` Robin Murphy
2022-07-21 7:17 ` Tian, Kevin
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