We are traversing the linked list, invalid_list, deleting each entry by kvm_mmu_free_page(). _safe version is there for such a case. Signed-off-by: Takuya Yoshikawa <yoshikawa_takuya_b1@xxxxxxxxxxxxx> --- arch/x86/kvm/mmu.c | 7 +++---- 1 files changed, 3 insertions(+), 4 deletions(-) diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 3e4822b..0f42645 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -2087,7 +2087,7 @@ static int kvm_mmu_prepare_zap_page(struct kvm *kvm, struct kvm_mmu_page *sp, static void kvm_mmu_commit_zap_page(struct kvm *kvm, struct list_head *invalid_list) { - struct kvm_mmu_page *sp; + struct kvm_mmu_page *sp, *nsp; if (list_empty(invalid_list)) return; @@ -2104,11 +2104,10 @@ static void kvm_mmu_commit_zap_page(struct kvm *kvm, */ kvm_flush_remote_tlbs(kvm); - do { - sp = list_first_entry(invalid_list, struct kvm_mmu_page, link); + list_for_each_entry_safe(sp, nsp, invalid_list, link) { WARN_ON(!sp->role.invalid || sp->root_count); kvm_mmu_free_page(sp); - } while (!list_empty(invalid_list)); + } } /* -- 1.7.5.4 -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html