linux-kernel - [PATCH 2/2] KVM: x86/mmu: Fix typo in for_each_tdp_mmu

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-Id: <20210419183742.901647-2-bgardon@google.com>
Date:   Mon, 19 Apr 2021 11:37:42 -0700
From:   Ben Gardon <bgardon@...gle.com>
To:     linux-kernel@...r.kernel.org, kvm@...r.kernel.org
Cc:     Paolo Bonzini <pbonzini@...hat.com>, Peter Xu <peterx@...hat.com>,
        Sean Christopherson <seanjc@...gle.com>,
        Robert Hu <robert.hu@...el.com>,
        Farrah Chen <farrah.chen@...el.com>,
        Danmei Wei <danmei.wei@...el.com>,
        Ben Gardon <bgardon@...gle.com>,
        kernel test robot <lkp@...el.com>
Subject: [PATCH 2/2] KVM: x86/mmu: Fix typo in for_each_tdp_mmu_root

There's a typo in for_each_tdp_mmu_root which breaks compilation with
certain configurations. Fix it.

Fixes: 078d47ee71d6 ("KVM: x86/mmu: Protect the tdp_mmu_roots list with RCU")

Reported-by: kernel test robot <lkp@...el.com>
Signed-off-by: Ben Gardon <bgardon@...gle.com>
---
 arch/x86/kvm/mmu/tdp_mmu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kvm/mmu/tdp_mmu.c b/arch/x86/kvm/mmu/tdp_mmu.c
index 8ce8d0916042..f0aef4969754 100644
--- a/arch/x86/kvm/mmu/tdp_mmu.c
+++ b/arch/x86/kvm/mmu/tdp_mmu.c
@@ -152,7 +152,7 @@ static struct kvm_mmu_page *tdp_mmu_next_root(struct kvm *kvm,
 #define for_each_tdp_mmu_root(_kvm, _root, _as_id)				\
 	list_for_each_entry_rcu(_root, &_kvm->arch.tdp_mmu_roots, link,		\
 				lockdep_is_held_type(&kvm->mmu_lock, 0) ||	\
-				lockdep_is_help(&kvm->arch.tdp_mmu_pages_lock))	\
+				lockdep_is_held(&kvm->arch.tdp_mmu_pages_lock))	\
 		if (kvm_mmu_page_as_id(_root) != _as_id) {		\
 		} else
 
-- 
2.31.1.368.gbe11c130af-goog