| From | Sasha Levin <> | Subject | [PATCH AUTOSEL 4.14 050/127] KVM: x86: fix incorrect comparison in trace event | Date | Thu, 17 Sep 2020 22:11:03 -0400 |
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From: Paolo Bonzini <pbonzini@redhat.com>
[ Upstream commit 147f1a1fe5d7e6b01b8df4d0cbd6f9eaf6b6c73b ]
The "u" field in the event has three states, -1/0/1. Using u8 however means that comparison with -1 will always fail, so change to signed char.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Sasha Levin <sashal@kernel.org> --- arch/x86/kvm/mmutrace.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/kvm/mmutrace.h b/arch/x86/kvm/mmutrace.h index 918b0d5bf2724..1c1c2649829ba 100644 --- a/arch/x86/kvm/mmutrace.h +++ b/arch/x86/kvm/mmutrace.h @@ -339,7 +339,7 @@ TRACE_EVENT( /* These depend on page entry type, so compute them now. */ __field(bool, r) __field(bool, x) - __field(u8, u) + __field(signed char, u) ), TP_fast_assign( -- 2.25.1
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