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From: Jason Wang <jasowang@redhat.com>
To: mtosatti@redhat.com, avi@redhat.com, kvm@vger.kernel.org
Subject: [PATCH kvm-unit-tests v2 08/10] Do not check cr8 access when running in 32 bit
Date: Thu, 26 Aug 2010 17:22:15 +0800
Message-ID: <20100826092215.1690.46419.stgit@FreeLancer> (raw)
In-Reply-To: <20100826091520.1690.44200.stgit@FreeLancer>

CR8 is only available in long mode.

Signed-off-by: Jason Wang <jasowang@redhat.com>
---
 x86/vmexit.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/x86/vmexit.c b/x86/vmexit.c
index 819c24b..84c384d 100644
--- a/x86/vmexit.c
+++ b/x86/vmexit.c
@@ -49,6 +49,7 @@ static void vmcall(void)
 #define MSR_EFER 0xc0000080
 #define EFER_NX_MASK            (1ull << 11)
 
+#ifdef __x86_64__
 static void mov_from_cr8(void)
 {
 	unsigned long cr8;
@@ -62,6 +63,7 @@ static void mov_to_cr8(void)
 
 	asm volatile ("mov %0, %%cr8" : : "r"(cr8));
 }
+#endif
 
 static int is_smp(void)
 {
@@ -100,8 +102,10 @@ static struct test {
 } tests[] = {
 	{ cpuid_test, "cpuid", .parallel = 1,  },
 	{ vmcall, "vmcall", .parallel = 1, },
+#ifdef __x86_64__
 	{ mov_from_cr8, "mov_from_cr8", .parallel = 1, },
 	{ mov_to_cr8, "mov_to_cr8" , .parallel = 1, },
+#endif
 	{ inl_pmtimer, "inl_from_pmtimer", .parallel = 1, },
 	{ ipi, "ipi", is_smp, .parallel = 0, },
 	{ ipi_halt, "ipi+halt", is_smp, .parallel = 0, },


  parent reply index

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-08-26  9:21 [PATCH kvm-unit-tests v2 00/10] Minor cleanup and fix for Jason Wang
2010-08-26  9:21 ` [PATCH kvm-unit-tests v2 01/10] Do not track config.mak and kvmtrace Jason Wang
2010-08-26  9:21 ` [PATCH kvm-unit-tests v2 02/10] Remove trailing whitespaces Jason Wang
2010-08-26  9:21 ` [PATCH kvm-unit-tests v2 03/10] Makefile cleanup Jason Wang
2010-08-26  9:21 ` [PATCH kvm-unit-tests v2 04/10] Correct the path in README Jason Wang
2010-08-26  9:21 ` [PATCH kvm-unit-tests v2 05/10] Drop print.S Jason Wang
2010-08-26  9:21 ` [PATCH kvm-unit-tests v2 06/10] Remove the duplicated rdmsr/wrmsr Jason Wang
2010-08-26  9:22 ` [PATCH kvm-unit-tests v2 07/10] Correct the tss size Jason Wang
2010-08-26  9:22 ` Jason Wang [this message]
2010-08-26  9:22 ` [PATCH kvm-unit-tests v2 09/10] Do not test IA32_EFER in 32bit mode Jason Wang
2010-08-26  9:22 ` [PATCH kvm-unit-tests v2 10/10] Add 32 bit smp initialization code Jason Wang
2010-08-26 18:45 ` [PATCH kvm-unit-tests v2 00/10] Minor cleanup and fix for Marcelo Tosatti

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