diff options
| -rw-r--r-- | drivers/hv/hv_common.c | 39 | ||||
| -rw-r--r-- | include/asm-generic/mshyperv.h | 4 |
2 files changed, 0 insertions, 43 deletions
diff --git a/drivers/hv/hv_common.c b/drivers/hv/hv_common.c index 95c2497ffcff..49898d10faff 100644 --- a/drivers/hv/hv_common.c +++ b/drivers/hv/hv_common.c @@ -105,45 +105,6 @@ void __init hv_common_free(void) hv_synic_eventring_tail = NULL; } -/* - * 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); -} -EXPORT_SYMBOL_GPL(hv_alloc_hyperv_page); - -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); -} -EXPORT_SYMBOL_GPL(hv_alloc_hyperv_zeroed_page); - -void hv_free_hyperv_page(void *addr) -{ - if (PAGE_SIZE == HV_HYP_PAGE_SIZE) - free_page((unsigned long)addr); - else - kfree(addr); -} -EXPORT_SYMBOL_GPL(hv_free_hyperv_page); - static void *hv_panic_page; /* diff --git a/include/asm-generic/mshyperv.h b/include/asm-generic/mshyperv.h index 6c51a25ed7b5..a729b77983fa 100644 --- a/include/asm-generic/mshyperv.h +++ b/include/asm-generic/mshyperv.h @@ -236,10 +236,6 @@ int hv_common_cpu_init(unsigned int cpu); int hv_common_cpu_die(unsigned int cpu); void hv_identify_partition_type(void); -void *hv_alloc_hyperv_page(void); -void *hv_alloc_hyperv_zeroed_page(void); -void hv_free_hyperv_page(void *addr); - /** * hv_cpu_number_to_vp_number() - Map CPU to VP. * @cpu_number: CPU number in Linux terms |