Commit 2d77e238 authored by Quentin Perret's avatar Quentin Perret Committed by Marc Zyngier
Browse files

KVM: arm64: Expose pkvm_hyp_id 



Allow references to the hypervisor's owner id from outside
mem_protect.c.

Signed-off-by: default avatarQuentin Perret <qperret@google.com>
Reviewed-by: default avatarFuad Tabba <tabba@google.com>
Signed-off-by: default avatarMarc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20210809152448.1810400-15-qperret@google.com
parent 39257da0

arch/arm64/kvm/hyp/include/nvhe/mem_protect.h

+2 −0
Original line number Diff line number Diff line
@@ -46,6 +46,8 @@ struct host_kvm { 
};

extern struct host_kvm host_kvm;



extern const u8 pkvm_hyp_id;



int __pkvm_prot_finalize(void);

int __pkvm_mark_hyp(phys_addr_t start, phys_addr_t end);

arch/arm64/kvm/hyp/nvhe/mem_protect.c

+1 −1
Original line number Diff line number Diff line
@@ -31,7 +31,7 @@ static struct hyp_pool host_s2_pool; 
u64 id_aa64mmfr0_el1_sys_val;

u64 id_aa64mmfr1_el1_sys_val;



static const u8 pkvm_hyp_id = 1;

const u8 pkvm_hyp_id = 1;



static void *host_s2_zalloc_pages_exact(size_t size)

{