EXECUTE_IN_PROCESS_C(9) Driver Basics EXECUTE_IN_PROCESS_C(9)
NAME execute_in_process_context - reliably execute the routine with user context
SYNOPSIS int execute_in_process_context(work_func_t fn, struct execute_work * ew);
ARGUMENTS fn the function to execute
ew guaranteed storage for the execute work structure (must be available when the work executes)
DESCRIPTION Executes the function immediately if process context is available, otherwise schedules the function for delayed execution.
RETURNS 0 - function was executed 1 - function was scheduled for execution
COPYRIGHT Kernel Hackers Manual 2.6. July 2015 EXECUTE_IN_PROCESS_C(9)