2.6.32-longterm review patch.  If anyone has any objections, please let me know.

------------------

From: Konrad Rzeszutek Wilk <[email protected]>

commit 1ab46fd319bcf1fcd9fb6311727d532b580e4eba upstream.

Stub out MSR methods that aren't actually needed.  This fixes a crash
as Xen Dom0 on AMD Trinity systems.  A bigger patch should be added to
remove the paravirt machinery completely for the methods which
apparently have no users!

Reported-by: Andre Przywara <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: H. Peter Anvin <[email protected]>
Signed-off-by: Ben Hutchings <[email protected]>
Signed-off-by: Willy Tarreau <[email protected]>
---
 arch/x86/xen/enlighten.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
index 0087b00..d52f895 100644
--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -945,7 +945,10 @@ static const struct pv_cpu_ops xen_cpu_ops __initdata = {
        .wbinvd = native_wbinvd,
 
        .read_msr = native_read_msr_safe,
+       .rdmsr_regs = native_rdmsr_safe_regs,
        .write_msr = xen_write_msr_safe,
+       .wrmsr_regs = native_wrmsr_safe_regs,
+
        .read_tsc = native_read_tsc,
        .read_pmc = native_read_pmc,
 
-- 
1.7.2.1.45.g54fbc



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