Bug 1719 - 无法加载IOMMU
Summary: 无法加载IOMMU
Status: RESOLVED FIXED
Alias: None
Product: ANCK 4.19 Dev
Classification: ANCK
Component: net (show other bugs) net
Version: 4.19-024.x
Hardware: All Linux
: P3-Medium S3-normal
Target Milestone: ---
Assignee: GuixinLiu
QA Contact: shuming
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2022-07-25 10:53 UTC by hitry2022
Modified: 2022-08-15 14:08 UTC (History)
2 users (show)

See Also:

Attachments
failed to allocate default IOMMU domain of type 4：falling back to IOMMU_DOMAIN_DMA (1.23 MB, image/jpeg)
2022-07-25 10:53 UTC, hitry2022 		Details
View All Add an attachment (proposed patch, testcase, etc.)

Note You need to log in before you can comment on or make changes to this bug.
Description hitry2022 2022-07-25 10:53:55 UTC 
Created attachment 338 [details]
failed to allocate default IOMMU domain of type 4：falling back to IOMMU_DOMAIN_DMA

Description of problem:
加载IOMMU失败

Version-Release number of selected component (if applicable):


How reproducible:


Steps to Reproduce:
1.intel_iommu=on iommu=on
2.
3.

Actual results:


Expected results:


Additional info:
failed to allocate default IOMMU domain of type 4：falling back to IOMMU_DOMAIN_DMA
Comment 1 maqiao alibaba_cloud_group 2022-07-25 11:03:43 UTC 
驱动相关，请@ziyi看一下
Comment 2 GuixinLiu alibaba_cloud_group 2022-08-09 12:02:27 UTC 
请提供完整的dmesg日志和测试环境信息，多谢。
Comment 3 GuixinLiu alibaba_cloud_group 2022-08-09 17:06:30 UTC 
(In reply to GuixinLiu from comment #2)
> 请提供完整的dmesg日志和测试环境信息，多谢。

还有cmdline，多谢了
Comment 4 GuixinLiu alibaba_cloud_group 2022-08-15 14:08:11 UTC 
already fixed.

gitee pr:
https://gitee.com/anolis/cloud-kernel/pulls/637