diff options
| author | Stephen Hemminger <stephen@networkplumber.org> | 2018-01-09 12:57:29 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-01-10 17:40:53 +0100 |
| commit | c5702d1b31085ccda7f46e514a51c6c8db54cdc4 (patch) | |
| tree | a8558b561545a304c49e97f47d1f3b0c18d57793 /Documentation/driver-api | |
| parent | 44625605a27f1bd9e9b40dc339a95ff638706bdb (diff) | |
| download | linux-c5702d1b31085ccda7f46e514a51c6c8db54cdc4.tar.bz2 | |
uio: document uio_hv_generic regions
Describe the regions present with uio_hv_generic in documentation for
driver API.
Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation/driver-api')
| -rw-r--r-- | Documentation/driver-api/uio-howto.rst | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/driver-api/uio-howto.rst b/Documentation/driver-api/uio-howto.rst index 3a0d3f5f5c53..968f4c21c733 100644 --- a/Documentation/driver-api/uio-howto.rst +++ b/Documentation/driver-api/uio-howto.rst @@ -698,6 +698,11 @@ prevents the device from generating further interrupts until the bit is cleared. The userspace driver should clear this bit before blocking and waiting for more interrupts. +The vmbus device regions are mapped into uio device resources: + 0) Channel ring buffers: guest to host and host to guest + 1) Guest to host interrupt signalling pages + 2) Guest to host monitor page + Further information =================== |