Messages in this thread Patch in this message | | | From | Johan Hovold <> | Subject | [PATCH 1/2] Documentation: USB: fix example bulk-message timeout | Date | Mon, 25 Oct 2021 13:51:58 +0200 |
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USB bulk-message timeouts are specified in milliseconds and should specifically not vary with CONFIG_HZ.
Use a fixed five-second timeout in the "Writing USB Device Drivers" example.
Signed-off-by: Johan Hovold <johan@kernel.org> --- Documentation/driver-api/usb/writing_usb_driver.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/Documentation/driver-api/usb/writing_usb_driver.rst b/Documentation/driver-api/usb/writing_usb_driver.rst index 2176297e5765..4356f023065b 100644 --- a/Documentation/driver-api/usb/writing_usb_driver.rst +++ b/Documentation/driver-api/usb/writing_usb_driver.rst @@ -231,7 +231,7 @@ error message. This can be shown with the following code:: skel->bulk_in_endpointAddr), skel->bulk_in_buffer, skel->bulk_in_size, - &count, HZ*10); + &count, 5000); /* if the read was successful, copy the data to user space */ if (!retval) { if (copy_to_user (buffer, skel->bulk_in_buffer, count)) -- 2.32.0
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