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KVM: refine the comment of function gfn_to_hva_memslot_prot() 

The original comment is little hard to understand.

No functional change, just amend the comment a little.

Signed-off-by: Wei Yang <richard.weiyang@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Wei Yang 2018-10-09 10:41:15 +08:00 committed by Paolo Bonzini
parent e7912386ed
commit 970c0d4b94
1 changed files with 6 additions and 2 deletions
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8
virt/kvm/kvm_main.c
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@ -1314,8 +1314,12 @@ unsigned long kvm_vcpu_gfn_to_hva(struct kvm_vcpu *vcpu, gfn_t gfn)
EXPORT_SYMBOL_GPL(kvm_vcpu_gfn_to_hva);
/*
* If writable is set to false, the hva returned by this function is only
* allowed to be read.
* Return the hva of a @gfn and the R/W attribute if possible.
*
* @slot: the kvm_memory_slot which contains @gfn
* @gfn: the gfn to be translated
* @writable: used to return the read/write attribute of the @slot if the hva
* is valid and @writable is not NULL
*/
unsigned long gfn_to_hva_memslot_prot(struct kvm_memory_slot *slot,
gfn_t gfn, bool *writable)