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authorK. Y. Srinivasan <kys@microsoft.com>2017-01-19 02:45:00 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-01-19 13:42:07 +0300
commit3f646ed70ccd1c4e5c1263d2922247d28c8e08f0 (patch)
tree92f192d29814fa18036a8afd5ecfa48ee398284c /arch/x86
parenta0227cf344e2a33bd4454cf09e56a2a9a8fbfc1d (diff)
downloadlinux-3f646ed70ccd1c4e5c1263d2922247d28c8e08f0.tar.xz
Drivers: hv: vmbus: Move the definition of hv_x64_msr_hypercall_contents
As part of the effort to separate out architecture specific code, move the definition of hv_x64_msr_hypercall_contents to x86 specific header file. Signed-off-by: K. Y. Srinivasan <kys@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/x86')
-rw-r--r--arch/x86/include/asm/mshyperv.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/x86/include/asm/mshyperv.h b/arch/x86/include/asm/mshyperv.h
index aaf59b7da98a..188ddfdde2b9 100644
--- a/arch/x86/include/asm/mshyperv.h
+++ b/arch/x86/include/asm/mshyperv.h
@@ -13,6 +13,18 @@ struct ms_hyperv_info {
extern struct ms_hyperv_info ms_hyperv;
+/*
+ * Declare the MSR used to setup pages used to communicate with the hypervisor.
+ */
+union hv_x64_msr_hypercall_contents {
+ u64 as_uint64;
+ struct {
+ u64 enable:1;
+ u64 reserved:11;
+ u64 guest_physical_address:52;
+ };
+};
+
void hyperv_callback_vector(void);
#ifdef CONFIG_TRACING
#define trace_hyperv_callback_vector hyperv_callback_vector