diff options
Diffstat (limited to 'drivers/hv/ring_buffer.c')
| -rw-r--r-- | drivers/hv/ring_buffer.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/hv/ring_buffer.c b/drivers/hv/ring_buffer.c index 3c9b02471760..3c421a7f78c0 100644 --- a/drivers/hv/ring_buffer.c +++ b/drivers/hv/ring_buffer.c @@ -18,6 +18,7 @@ #include <linux/slab.h> #include <linux/prefetch.h> #include <linux/io.h> +#include <linux/export.h> #include <asm/mshyperv.h> #include "hyperv_vmbus.h" @@ -183,7 +184,8 @@ void hv_ringbuffer_pre_init(struct vmbus_channel *channel) /* Initialize the ring buffer. */ int hv_ringbuffer_init(struct hv_ring_buffer_info *ring_info, - struct page *pages, u32 page_cnt, u32 max_pkt_size) + struct page *pages, u32 page_cnt, u32 max_pkt_size, + bool confidential) { struct page **pages_wraparound; int i; @@ -207,7 +209,7 @@ int hv_ringbuffer_init(struct hv_ring_buffer_info *ring_info, ring_info->ring_buffer = (struct hv_ring_buffer *) vmap(pages_wraparound, page_cnt * 2 - 1, VM_MAP, - pgprot_decrypted(PAGE_KERNEL)); + confidential ? PAGE_KERNEL : pgprot_decrypted(PAGE_KERNEL)); kfree(pages_wraparound); if (!ring_info->ring_buffer) |