Messages in this thread | | | Subject | Re: [PATCH 11/26] x86, pkeys: add functions for set/fetch PKRU | From | Dave Hansen <> | Date | Tue, 22 Sep 2015 13:22:43 -0700 |
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On 09/22/2015 01:05 PM, Thomas Gleixner wrote: > On Wed, 16 Sep 2015, Dave Hansen wrote: >> This adds the raw instructions to access PKRU as well as some >> accessor functions that correctly handle when the CPU does >> not support the instruction. We don't use them here, but >> we will use read_pkru() in the next patch. >> >> I do not see an immediate use for write_pkru(). But, we put it >> here for partity with its twin. > > So that read_pkru() doesn't feel so lonely? I can't follow that logic.
I was actually using it in a few places, but it fell out of later versions of the patch. I'm happy to kill it.
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