Poster of Linux kernelThe best gift for a Linux geek
UMAD_GET_ISSM_PATH

UMAD_GET_ISSM_PATH

Section: OpenIB Programmer's Manual (3) Updated: Oct 18, 2007
Local index Up
 

NAME

umad_get_issm_path - get path of issm device  

SYNOPSIS

#include <infiniband/umad.h>

int umad_get_issm_path(char *ca_name, int portnum,char*path,intmax);
 

DESCRIPTION

umad_get_issm_path() resolves path to issm device (which used for setting/clearing PortInfo:CapMask IsSM bit) for portnum of the IB device ca_name , it stores resolved path in path array which cannot exceed max bytes in length (including NULL terminator). Opening issm device sets PortInfo:CapMask IsSM bit and closing clears it.  

RETURN VALUE

umad_open_port() returns 0 on success and a negative value on error as follows:
 -ENODEV IB device can't be resolved
 -EINVAL port is not valid (bad portnum or no umad device)  

SEE ALSO

umad_open_port(3), umad_get_port(3)  

AUTHOR

Sasha Khapyorsky <sashak@voltaire.com>


 

Index

NAME
SYNOPSIS
DESCRIPTION
RETURN VALUE
SEE ALSO
AUTHOR

This document was created by man2html, using the manual pages.
Time: 21:57:55 GMT, April 16, 2011