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| /openbmc/linux/drivers/iommu/amd/ |
| H A D | init.c | 9f81ca8d Wed Mar 17 04:10:36 CDT 2021 Joerg Roedel <jroedel@suse.de> iommu/amd: Don't call early_amd_iommu_init() when AMD IOMMU is disabled
Don't even try to initialize the AMD IOMMU hardware when amd_iommu=off has been
passed on the kernel command line.
References: https://bugzilla.kernel.org/show_bug.cgi?id=212133
References: https://bugzilla.suse.com/show_bug.cgi?id=1183132
Cc: stable@vger.kernel.org # v5.11
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Link: https://lore.kernel.org/r/20210317091037.31374-3-joro@8bytes.org
Acked-by: Huang Rui <ray.huang@amd.com>
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