Provided by: linux-doc-2.6.15_2.6.15-23.39_all
call_usermodehelper_keys - start a usermode application
int call_usermodehelper_keys (char * path, char ** argv, char ** envp,
struct key * session_keyring,
path pathname for the application
argv null-terminated argument list
envp null-terminated environment list
session keyring for process (NULL for an empty keyring)
wait wait for the application to finish and return status.
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.