CALL_USERMODEHELPER(9) Module Support CALL_USERMODEHELPER(9)
NAME
call_usermodehelper - prepare and start a usermode application
SYNOPSIS
int call_usermodehelper(char * path, char ** argv, char ** envp, int wait);
ARGUMENTS
path
path to usermode executable
argv
arg vector for process
envp
environment for process
wait
wait for the application to finish and return status. when UMH_NO_WAIT don't wait at all, but you get no useful error back when the
program couldn't be exec'ed. This makes it safe to call from interrupt context.
DESCRIPTION
This function is the equivalent to use call_usermodehelper_setup and call_usermodehelper_exec.
COPYRIGHT
Kernel Hackers Manual 3.10 June 2014 CALL_USERMODEHELPER(9)
