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authorK. Y. Srinivasan <kys@microsoft.com>2011-12-12 09:29:18 -0800
committerGreg Kroah-Hartman <gregkh@suse.de>2011-12-12 14:27:19 -0800
commit175cad266774d09c57a62c65baa6b4e1edafdf3a (patch)
tree41e234ae30e30f4fc220d6be69957eab589fa684
parent93e5bd06a95343c701361fa009cdc5a653d6ec8e (diff)
downloadblackbird-op-linux-175cad266774d09c57a62c65baa6b4e1edafdf3a.tar.gz
blackbird-op-linux-175cad266774d09c57a62c65baa6b4e1edafdf3a.zip
Drivers: hv: Get rid of an unnecessary check in hv.c
In preparation for eventually supporting kexec in Linux VMs on Hyper-V, get rid of an unnecessary check in hv_init(). Signed-off-by: K. Y. Srinivasan <kys@microsoft.com> Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
-rw-r--r--drivers/hv/hv.c5
1 files changed, 0 insertions, 5 deletions
diff --git a/drivers/hv/hv.c b/drivers/hv/hv.c
index f8a77d01a516..12aa97f31f93 100644
--- a/drivers/hv/hv.c
+++ b/drivers/hv/hv.c
@@ -164,11 +164,6 @@ int hv_init(void)
max_leaf = query_hypervisor_info();
- rdmsrl(HV_X64_MSR_GUEST_OS_ID, hv_context.guestid);
-
- if (hv_context.guestid != 0)
- goto cleanup;
-
/* Write our OS info */
wrmsrl(HV_X64_MSR_GUEST_OS_ID, HV_LINUX_GUEST_ID);
hv_context.guestid = HV_LINUX_GUEST_ID;
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