Messages in this thread | | | Date | Wed, 13 Sep 2017 18:37:29 +0200 | From | Borislav Petkov <> | Subject | Re: [RFC Part2 PATCH v3 13/26] KVM: SVM: Add KVM_SEV_INIT command |
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On Wed, Sep 13, 2017 at 11:23:26AM -0500, Brijesh Singh wrote: > I am okay with moving it on the stack but just to give context why > I went in this way. The physical address of data is given to the > device (in this case SEV FW). I was not sure if its okay to pass the > stack address to the device.
Why would it not be ok?
> Additionally, the FW spec requires us to zero all the fields -- so we > need to memset if we allocate it on the stack.
What do you think kzalloc() does internally? :)
-- Regards/Gruss, Boris.
SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg) --
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