diff options
| author | Andrea Parri <parri.andrea@gmail.com> | 2019-10-15 13:46:45 +0200 |
|---|---|---|
| committer | Sasha Levin <sashal@kernel.org> | 2019-11-21 20:10:43 -0500 |
| commit | 2d4f49b3e1e3a24ce16dfeeb2235688c8aba57ef (patch) | |
| tree | 91ebb5ff8a1000b4d50a2aa138dc12a79389971f /include/linux/hyperv.h | |
| parent | bedc61a922f9dbbe3bfb26ec2745f8cd63b57637 (diff) | |
Drivers: hv: vmbus: Enable VMBus protocol versions 4.1, 5.1 and 5.2
Hyper-V has added VMBus protocol versions 5.1 and 5.2 in recent release
versions. Allow Linux guests to negotiate these new protocol versions
on versions of Hyper-V that support them. While on this, also allow
guests to negotiate the VMBus protocol version 4.1 (which was missing).
Signed-off-by: Andrea Parri <parri.andrea@gmail.com>
Reviewed-by: Wei Liu <wei.liu@kernel.org>
Reviewed-by: Michael Kelley <mikelley@microsoft.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'include/linux/hyperv.h')
| -rw-r--r-- | include/linux/hyperv.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h index c08b62dbd151..f17f2cd22e39 100644 --- a/include/linux/hyperv.h +++ b/include/linux/hyperv.h @@ -182,15 +182,21 @@ static inline u32 hv_get_avail_to_write_percent( * 2 . 4 (Windows 8) * 3 . 0 (Windows 8 R2) * 4 . 0 (Windows 10) + * 4 . 1 (Windows 10 RS3) * 5 . 0 (Newer Windows 10) + * 5 . 1 (Windows 10 RS4) + * 5 . 2 (Windows Server 2019, RS5) */ #define VERSION_WS2008 ((0 << 16) | (13)) #define VERSION_WIN7 ((1 << 16) | (1)) #define VERSION_WIN8 ((2 << 16) | (4)) #define VERSION_WIN8_1 ((3 << 16) | (0)) -#define VERSION_WIN10 ((4 << 16) | (0)) +#define VERSION_WIN10 ((4 << 16) | (0)) +#define VERSION_WIN10_V4_1 ((4 << 16) | (1)) #define VERSION_WIN10_V5 ((5 << 16) | (0)) +#define VERSION_WIN10_V5_1 ((5 << 16) | (1)) +#define VERSION_WIN10_V5_2 ((5 << 16) | (2)) /* Make maximum size of pipe payload of 16K */ #define MAX_PIPE_DATA_PAYLOAD (sizeof(u8) * 16384) |