CALL_USERMODEHELPER_

Section: Module Support (9)
Updated: February 2011
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NAME

call_usermodehelper_setup - prepare to call a usermode helper  

SYNOPSIS

struct subprocess_info * call_usermodehelper_setup(char * path, char ** argv, char ** envp, gfp_t gfp_mask);
 

ARGUMENTS

path

path to usermode executable

argv

arg vector for process

envp

environment for process

gfp_mask

gfp mask for memory allocation
 

DESCRIPTION

Returns either NULL on allocation failure, or a subprocess_info structure. This should be passed to call_usermodehelper_exec to exec the process and free the structure.  

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