Define the ring buffer size as a constant expression because it should not depend on the guest page size. Signed-off-by: Maya Nakamura <m.maya.nakamura@xxxxxxxxx> --- drivers/hid/hid-hyperv.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/hid/hid-hyperv.c b/drivers/hid/hid-hyperv.c index d3311d714d35..e8b154fa38e2 100644 --- a/drivers/hid/hid-hyperv.c +++ b/drivers/hid/hid-hyperv.c @@ -112,8 +112,8 @@ struct synthhid_input_report { #pragma pack(pop) -#define INPUTVSC_SEND_RING_BUFFER_SIZE (10*PAGE_SIZE) -#define INPUTVSC_RECV_RING_BUFFER_SIZE (10*PAGE_SIZE) +#define INPUTVSC_SEND_RING_BUFFER_SIZE (40 * 1024) +#define INPUTVSC_RECV_RING_BUFFER_SIZE (40 * 1024) enum pipe_prot_msg_type { -- 2.17.1