1CALL_USERMODEHELPER(9)          Module Support          CALL_USERMODEHELPER(9)
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NAME

6       call_usermodehelper - prepare and start a usermode application
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SYNOPSIS

9       int call_usermodehelper(char * path, char ** argv, char ** envp,
10                               int wait);
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ARGUMENTS

13       path
14           path to usermode executable
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16       argv
17           arg vector for process
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19       envp
20           environment for process
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22       wait
23           wait for the application to finish and return status. when
24           UMH_NO_WAIT don't wait at all, but you get no useful error back
25           when the program couldn't be exec'ed. This makes it safe to call
26           from interrupt context.
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DESCRIPTION

29       This function is the equivalent to use call_usermodehelper_setup and
30       call_usermodehelper_exec.
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33Kernel Hackers Manual 3.10         June 2019            CALL_USERMODEHELPER(9)
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