| Date | Tue, 22 Sep 2015 22:05:06 +0200 (CEST) | From | Thomas Gleixner <> | Subject | Re: [PATCH 11/26] x86, pkeys: add functions for set/fetch PKRU |
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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.
Thanks,
tglx
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