Legato 21.05 and CONFIG_PREEMPT_RT

[jyijyi]

are you using the GPIO legato API in legato application?
How about using the GPIO interrupt in kernel driver layer and see if there is improvement?

Accessing driver functions under linux kernel modules for BMI160

You can also see if this helps to change the priority of irq:

MCP2515 CAN Data loss

Hi there , I am using MCP2515 based CAN IOT card . It was observed that there is a data loss if I try to send 10 DATA frames with different ID’s with a delay of 10ms . It was observed that out of 10 only 6-7 Data are received where as if i try to send only 4 Data Frames with 10ms of delay i don’t see any Data loss . Note : Peak CAN is the master device which will send the CAN data and WP7608(MCP2515) is the slave device which will receive the CAN data . (CAN dump is used to receive CAN data ) …