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-rw-r--r--drivers/hv/hv.c36
1 files changed, 0 insertions, 36 deletions
diff --git a/drivers/hv/hv.c b/drivers/hv/hv.c
index 4e1407d59ba0..de6708dbe0df 100644
--- a/drivers/hv/hv.c
+++ b/drivers/hv/hv.c
@@ -39,42 +39,6 @@ int hv_init(void)
}
/*
- * Functions for allocating and freeing memory with size and
- * alignment HV_HYP_PAGE_SIZE. These functions are needed because
- * the guest page size may not be the same as the Hyper-V page
- * size. We depend upon kmalloc() aligning power-of-two size
- * allocations to the allocation size boundary, so that the
- * allocated memory appears to Hyper-V as a page of the size
- * it expects.
- */
-
-void *hv_alloc_hyperv_page(void)
-{
- BUILD_BUG_ON(PAGE_SIZE < HV_HYP_PAGE_SIZE);
-
- if (PAGE_SIZE == HV_HYP_PAGE_SIZE)
- return (void *)__get_free_page(GFP_KERNEL);
- else
- return kmalloc(HV_HYP_PAGE_SIZE, GFP_KERNEL);
-}
-
-void *hv_alloc_hyperv_zeroed_page(void)
-{
- if (PAGE_SIZE == HV_HYP_PAGE_SIZE)
- return (void *)__get_free_page(GFP_KERNEL | __GFP_ZERO);
- else
- return kzalloc(HV_HYP_PAGE_SIZE, GFP_KERNEL);
-}
-
-void hv_free_hyperv_page(unsigned long addr)
-{
- if (PAGE_SIZE == HV_HYP_PAGE_SIZE)
- free_page(addr);
- else
- kfree((void *)addr);
-}
-
-/*
* hv_post_message - Post a message using the hypervisor message IPC.
*
* This involves a hypercall.