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| author | Juergen Gross <juergen.gross@ts.fujitsu.com> | 2013-08-22 11:30:01 +0200 |
|---|---|---|
| committer | Jan Beulich <jbeulich@suse.com> | 2013-08-22 11:30:01 +0200 |
| commit | f8c580babc6c06d9e49a1c6b93b4ab94cd3ce88d (patch) | |
| tree | 6f4513ca65d2eb42aabd4758234e77ab8346ec7b | |
| parent | c5137a955a7a8bedef526127970b49f5cca8f78c (diff) | |
| download | xen-f8c580babc6c06d9e49a1c6b93b4ab94cd3ce88d.tar.gz xen-f8c580babc6c06d9e49a1c6b93b4ab94cd3ce88d.tar.bz2 xen-f8c580babc6c06d9e49a1c6b93b4ab94cd3ce88d.zip | |
Correct X2-APIC HVM emulation
commit 6859874b61d5ddaf5289e72ed2b2157739b72ca5 ("x86/HVM: fix x2APIC
APIC_ID read emulation") introduced an error for the hvm emulation of
x2apic. Any try to write to APIC_ICR MSR will result in a GP fault.
Signed-off-by: Juergen Gross <juergen.gross@ts.fujitsu.com>
master commit: 69962e19ed432570f6cdcfdb5f6f22d6e3c54e6c
master date: 2013-08-22 11:24:00 +0200
| -rw-r--r-- | xen/arch/x86/hvm/vlapic.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/xen/arch/x86/hvm/vlapic.c b/xen/arch/x86/hvm/vlapic.c index f3833befed..9c6f6fd4ee 100644 --- a/xen/arch/x86/hvm/vlapic.c +++ b/xen/arch/x86/hvm/vlapic.c @@ -852,6 +852,7 @@ int hvm_x2apic_msr_write(struct vcpu *v, unsigned int msr, uint64_t msr_content) rc = vlapic_reg_write(v, APIC_ICR2, (uint32_t)(msr_content >> 32)); if ( rc ) return rc; + break; case APIC_ICR2: return X86EMUL_UNHANDLEABLE; |