Messages in this thread Patch in this message | | | From | "K. Y. Srinivasan" <> | Subject | [PATCH 27/28] Drivers: hv: Capture the host build information | Date | Sat, 1 Dec 2012 06:46:58 -0800 |
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Capture the host build information so it can be presented along with the negotiated vmbus version information.
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com> Reviewed-by: Haiyang Zhang <haiyangz@microsoft.com> --- drivers/hv/hv.c | 9 +++++++++ drivers/hv/hyperv_vmbus.h | 7 +++++++ 2 files changed, 16 insertions(+), 0 deletions(-)
diff --git a/drivers/hv/hv.c b/drivers/hv/hv.c index 03e6a1e..0cd2da3 100644 --- a/drivers/hv/hv.c +++ b/drivers/hv/hv.c @@ -40,6 +40,11 @@ struct hv_context hv_context = { /* * query_hypervisor_info - Get version info of the windows hypervisor */ +unsigned int host_info_eax; +unsigned int host_info_ebx; +unsigned int host_info_ecx; +unsigned int host_info_edx; + static int query_hypervisor_info(void) { unsigned int eax; @@ -76,6 +81,10 @@ static int query_hypervisor_info(void) ecx, edx >> 24, edx & 0xFFFFFF); + host_info_eax = eax; + host_info_ebx = ebx; + host_info_ecx = ecx; + host_info_edx = edx; } return max_leaf; } diff --git a/drivers/hv/hyperv_vmbus.h b/drivers/hv/hyperv_vmbus.h index ac111f2..12f2f9e 100644 --- a/drivers/hv/hyperv_vmbus.h +++ b/drivers/hv/hyperv_vmbus.h @@ -531,6 +531,13 @@ extern void hv_synic_init(void *irqarg); extern void hv_synic_cleanup(void *arg); +/* + * Host version information. + */ +extern unsigned int host_info_eax; +extern unsigned int host_info_ebx; +extern unsigned int host_info_ecx; +extern unsigned int host_info_edx; /* Interface */ -- 1.7.4.1
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