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.\" -*- nroff -*- .\" .TH UMAD_GET_ISSM_PATH 3 "Oct 18, 2007" "OpenIB" "OpenIB Programmer\'s Manual" .SH "NAME" umad_get_issm_path \- get path of issm device .SH "SYNOPSIS" .nf .B #include <infiniband/umad.h> .sp .BI "int umad_get_issm_path(char " "*ca_name" ", int " "portnum", char *path, int max); .fi .SH "DESCRIPTION" .B umad_get_issm_path() resolves path to issm device (which used for setting/clearing PortInfo:CapMask IsSM bit) for .I portnum of the IB device .I ca_name , it stores resolved path in .I path array which cannot exceed .I max bytes in length (including NULL terminator). .fi Opening issm device sets PortInfo:CapMask IsSM bit and closing clears it. .fi .SH "RETURN VALUE" .B 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 .I portnum\fR or no umad device) .SH "SEE ALSO" .BR umad_open_port (3), .BR umad_get_port (3) .SH "AUTHOR" .TP Sasha Khapyorsky <sashak@voltaire.com>