From: John Garry <john.garry@arm.com>
To: Nicolin Chen <nicolinc@nvidia.com>, will@kernel.org
Cc: robin.murphy@arm.com, joro@8bytes.org, jgg@nvidia.com,
praan@google.com, kevin.tian@intel.com, smostafa@google.com,
linux-arm-kernel@lists.infradead.org, iommu@lists.linux.dev,
linux-kernel@vger.kernel.org, jamien@nvidia.com, kas@kernel.org,
Cristian Prundeanu <cpru@amazon.com>,
Breno Leitao <leitao@kernel.org>
Subject: Re: [PATCH v11 08/11] iommu/arm-smmu-v3-kexec: Implement is_attach_deferred()
Date: Thu, 22 Oct 2026 12:02:12 +0100 [thread overview]
Message-ID: <a65c757a-04b0-43e2-bd2a-5c07ab4f61f8@arm.com> (raw)
In-Reply-To: <a80c74a629ee31af4dead1e9c263cde81abd5c1f.1791226953.git.nicolinc@nvidia.com>
On 10/5/26 20:30, Nicolin Chen wrote:
> struct arm_smmu_strtab_l2 **l2table);
> +bool arm_smmu_kdump_is_attach_deferred(struct arm_smmu_master *master);
> #else /* CONFIG_CRASH_DUMP */
> static inline int arm_smmu_kdump_adopt_strtab(struct arm_smmu_device *smmu)
> {
> @@ -1331,6 +1348,12 @@ arm_smmu_kdump_adopt_deferred_l2_strtab(struct arm_smmu_device *smmu, u32 sid,
> {
> return -EOPNOTSUPP;
> }
> +
> +static inline bool
> +arm_smmu_kdump_is_attach_deferred(struct arm_smmu_master *master)
> +{
> + return false;
> +}
> #endif /* CONFIG_CRASH_DUMP */
This is really a comment for 06/11, but I have already commented
there... anyway, I am curious - why use CONFIG_CRASH_DUMP and not
CONFIG_ARM_SMMU_V3_KEXEC? If your kconfig for ARM_SMMU_V3_KEXEC changes,
then this would need to change, right?
next prev parent reply other threads:[~2026-10-22 11:02 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-05 19:30 [PATCH v11 00/11] iommu/arm-smmu-v3: Adopt the crashed kernel's stream table for kdump Nicolin Chen
2026-10-05 19:30 ` [PATCH v11 01/11] iommu/arm-smmu-v3: Init the vmid_map ida before the stream table setup Nicolin Chen
2026-10-20 11:13 ` Mostafa Saleh
2026-10-05 19:30 ` [PATCH v11 02/11] iommu/arm-smmu-v3: Make the ASID space per SMMU instance Nicolin Chen
2026-10-20 11:14 ` Mostafa Saleh
2026-10-05 19:30 ` [PATCH v11 03/11] iommu/arm-smmu-v3: Swap EVTQ_MSI_INDEX and GERROR_MSI_INDEX Nicolin Chen
2026-10-13 14:49 ` Jason Gunthorpe
2026-10-13 17:41 ` Nicolin Chen
2026-10-20 14:26 ` Jason Gunthorpe
2026-10-05 19:30 ` [PATCH v11 04/11] iommu/arm-smmu-v3: Add ARM_SMMU_FEAT_EVTQ for the event queue Nicolin Chen
2026-10-20 11:16 ` Mostafa Saleh
2026-10-20 16:49 ` Nicolin Chen
2026-10-05 19:30 ` [PATCH v11 05/11] iommu/arm-smmu-v3: Disable the EVTQ and the PRIQ in a kdump kernel Nicolin Chen
2026-10-20 11:22 ` Mostafa Saleh
2026-10-20 16:59 ` Nicolin Chen
2026-10-05 19:30 ` [PATCH v11 06/11] iommu/arm-smmu-v3: Add ARM_SMMU_OPT_KDUMP_ADOPT for " Nicolin Chen
2026-10-20 11:38 ` Mostafa Saleh
2026-10-20 14:25 ` Jason Gunthorpe
2026-10-20 17:36 ` Nicolin Chen
2026-10-20 17:47 ` Nicolin Chen
2026-10-21 13:45 ` Mostafa Saleh
2026-10-21 16:37 ` John Garry
2026-10-21 17:50 ` Nicolin Chen
2026-10-22 8:41 ` John Garry
2026-10-22 12:22 ` Jason Gunthorpe
2026-10-22 12:49 ` John Garry
2026-10-22 15:16 ` Nicolin Chen
2026-10-05 19:30 ` [PATCH v11 07/11] iommu/arm-smmu-v3-kexec: Reserve crashed kernel's ASIDs and VMIDs Nicolin Chen
2026-10-05 19:30 ` [PATCH v11 08/11] iommu/arm-smmu-v3-kexec: Implement is_attach_deferred() Nicolin Chen
2026-10-22 11:02 ` John Garry [this message]
2026-10-22 15:18 ` Nicolin Chen
2026-10-05 19:30 ` [PATCH v11 09/11] iommu/arm-smmu-v3: Retain CR0_SMMUEN during kdump device reset Nicolin Chen
2026-10-13 14:49 ` Jason Gunthorpe
2026-10-21 16:53 ` John Garry
2026-10-21 17:52 ` Nicolin Chen
2026-10-05 19:30 ` [PATCH v11 10/11] iommu/arm-smmu-v3: Skip RMR bypass for kdump adoption Nicolin Chen
2026-10-05 19:30 ` [PATCH v11 11/11] iommu/arm-smmu-v3: Detect ARM_SMMU_OPT_KDUMP_ADOPT in probe() Nicolin Chen
2026-10-05 20:48 ` [PATCH v11 00/11] iommu/arm-smmu-v3: Adopt the crashed kernel's stream table for kdump Nicolin Chen
2026-10-17 8:19 ` Shuai Xue
2026-10-17 11:40 ` Jason Gunthorpe
2026-10-17 18:52 ` Nicolin Chen
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