Commit cc4edb92 authored by Nina Schoetterl-Glausch's avatar Nina Schoetterl-Glausch Committed by Alexander Gordeev
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KVM: s390: vsie: Use virt_to_phys for crypto control block 



The address of the crypto control block in the (shadow) SIE block is
absolute/physical.
Convert from virtual to physical when shadowing the guest's control
block during VSIE.

Signed-off-by: default avatarNina Schoetterl-Glausch <nsg@linux.ibm.com>
Reviewed-by: default avatarChristian Borntraeger <borntraeger@linux.ibm.com>
Acked-by: default avatarAlexander Gordeev <agordeev@linux.ibm.com>
Link: https://lore.kernel.org/r/20240429171512.879215-1-nsg@linux.ibm.com


Signed-off-by: default avatarAlexander Gordeev <agordeev@linux.ibm.com>
parent 9ecaa2e9

arch/s390/kvm/vsie.c

+1 −1
Original line number Diff line number Diff line
@@ -362,7 +362,7 @@ static int shadow_crycb(struct kvm_vcpu *vcpu, struct vsie_page *vsie_page) 
	case -EACCES:

		return set_validity_icpt(scb_s, 0x003CU);

	}

	scb_s->crycbd = ((__u32)(__u64) &vsie_page->crycb) | CRYCB_FORMAT2;

	scb_s->crycbd = (u32)virt_to_phys(&vsie_page->crycb) | CRYCB_FORMAT2;

	return 0;

}