WFI Instruction

Hi, I want to use the wfi instruction in my code. I'm sending a command to a module and wait for the reply. I have configured UART communication with the module. Will it be good to use wfi() instruction...
WFI Instruction

Hi, I want to use the wfi instruction in my code. I'm sending a command to a module and wait for the reply. I have configured UART communication with the module. Will it be good to use wfi() instruction...
ARM: 743626—An imprecise external abort, received while the processor enters WFI, may cause a processor deadlock

Can someone explain more about this issue, and please provide the fix for this issue.
ARM: 743626—An imprecise external abort, received while the processor enters WFI, may cause a processor deadlock

Can someone explain more about this issue, and please provide the fix for this issue.
Problem: WFI instruction slowing down SYStick interrupt

I've configured my Infineon relax kit for max frequency(120 MHz). I've set my SYSTick for a periodic interrupt of 10 ms. For power saving, I use a WFI assembler instruction whenever my processor is idle...