linux-kernel - [PATCH 2/2] KVM: arm/arm64: Print the EC hex value with its exact width

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Date:   Wed, 11 Sep 2019 02:33:36 +0000
From:   Zenghui Yu <yuzenghui@...wei.com>
To:     <maz@...nel.org>, <james.morse@....com>,
        <julien.thierry.kdev@...il.com>, <suzuki.poulose@....com>
CC:     <kvmarm@...ts.cs.columbia.edu>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <wanghaibin.wang@...wei.com>,
        Zenghui Yu <yuzenghui@...wei.com>
Subject: [PATCH 2/2] KVM: arm/arm64: Print the EC hex value with its exact width

EC is the bits [31:26] of ESR_ELx on arm64 (HSR on arm). Print the
hex value with its exact width (8).

Signed-off-by: Zenghui Yu <yuzenghui@...wei.com>
---
 virt/kvm/arm/trace.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/virt/kvm/arm/trace.h b/virt/kvm/arm/trace.h
index 204d210d01c2..022b0a060034 100644
--- a/virt/kvm/arm/trace.h
+++ b/virt/kvm/arm/trace.h
@@ -42,7 +42,7 @@ TRACE_EVENT(kvm_exit,
 		__entry->vcpu_pc		= vcpu_pc;
 	),
 
-	TP_printk("%s: HSR_EC: 0x%04x (%s), PC: 0x%08lx",
+	TP_printk("%s: HSR_EC: 0x%02x (%s), PC: 0x%08lx",
 		  __print_symbolic(__entry->ret, kvm_arm_exception_type),
 		  __entry->esr_ec,
 		  __print_symbolic(__entry->esr_ec, kvm_arm_exception_class),
-- 
2.19.1