> Subject: [PATCH 2/2] drm/hyperv: use VMBUS_RING_SIZE() > > VMBUS ring buffers must be page aligned. So, use VMBUS_RING_SIZE() to > ensure they are always aligned and large enough to hold all of the relevant > data. > > Cc: [email protected] > Fixes: 76c56a5affeb ("drm/hyperv: Add DRM driver for hyperv synthetic video > device") > Signed-off-by: Hamza Mahfooz <[email protected]> > --- > drivers/gpu/drm/hyperv/hyperv_drm_proto.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/hyperv/hyperv_drm_proto.c > b/drivers/gpu/drm/hyperv/hyperv_drm_proto.c > index 051ecc526832..753d97bff76f 100644 > --- a/drivers/gpu/drm/hyperv/hyperv_drm_proto.c > +++ b/drivers/gpu/drm/hyperv/hyperv_drm_proto.c > @@ -10,7 +10,7 @@ > > #include "hyperv_drm.h" > > -#define VMBUS_RING_BUFSIZE (256 * 1024) > +#define VMBUS_RING_BUFSIZE VMBUS_RING_SIZE(256 * 1024) > #define VMBUS_VSP_TIMEOUT (10 * HZ) > > #define SYNTHVID_VERSION(major, minor) ((minor) << 16 | (major)) > -- > 2.54.0
Although this lgtm, but this may change the behaviour on ARM64 systems with page size > 4K ? Have we tested it ? Reviewed-by: Saurabh Sengar <[email protected]>
