Messages in this thread | | | Date | Wed, 1 Jun 2022 14:39:14 +0800 | Subject | Re: [PATCH 01/12] iommu/vt-d: Use iommu_get_domain_for_dev() in debugfs | From | Baolu Lu <> |
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On 2022/6/1 02:51, Jason Gunthorpe wrote: >> Oh, I've spent the last couple of weeks hacking up horrible things >> manipulating entries in init_mm, and never realised that that was actually >> the special case. Oh well, live and learn. > The init_mm is sort of different, it doesn't have zap in quite the > same way, for example. I was talking about the typical process mm. > > Anyhow, the right solution is to use RCU as I described before, Baolu > do you want to try?
Yes, of course.
Your discussion with Robin gave me a lot of inspiration. Very appreciated! I want to use a separate patch to solve this debugfs problem, because it has exceeded the original intention of this series.
Best regards, baolu
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