Flashnux

GNU/Linux man pages

Livre :
Expressions régulières,
Syntaxe et mise en oeuvre :

ISBN : 978-2-7460-9712-4
EAN : 9782746097124
(Editions ENI)

GNU/Linux

CentOS 4.8

 i386

umad_get_issm_path(3)
UMAD_GET_ISSM_PATH

UMAD_GET_ISSM_PATH

NAME
SYNOPSIS
DESCRIPTION
RETURN VALUE
SEE ALSO
AUTHOR

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>

umad_get_issm_path(3)