Messages in this thread | ![/](/images/icornerl.gif) | | Subject | Re: [PATCH v2] sparc64: Add support for Application Data Integrity (ADI) | From | Rob Gardner <> | Date | Mon, 7 Mar 2016 15:32:47 -0800 |
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On 03/07/2016 10:24 AM, Khalid Aziz wrote: > > Tags can be cleared by user by setting tag to 0. Tags are > automatically cleared by the hardware when the mapping for a virtual > address is removed from TSB (which is why swappable pages are a > problem), so kernel does not have to do it as part of clean up. >
I don't understand this. The hardware isn't involved when a mapping for a virtual address is removed from the TSB, so how could it automatically clear tags?
Rob
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