call_usermodehelper man page on OpenSuSE

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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 3.11	 November 2013		CALL_USERMODEHELPER(9)
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