call_usermodehelper
Name
call_usermodehelper -- start a usermode application
Synopsis
int call_usermodehelper
(char * path, char ** argv, char ** envp, int wait);
Arguments
path
pathname for the application
argv
null-terminated argument list
envp
null-terminated environment list
wait
wait for the application to finish and return status.
Description
Runs a user-space application. The application is started
asynchronously if wait is not set, and runs as a child of keventd.
(ie. it runs with full root capabilities).
Must be called from process context. Returns a negative error code
if program was not execed successfully, or 0.