1UMAD_GET_ISSM_PATH(3)     OpenIB Programmer´s Manual     UMAD_GET_ISSM_PATH(3)
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NAME

6       umad_get_issm_path - get path of issm device
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SYNOPSIS

9       #include <infiniband/umad.h>
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11       int umad_get_issm_path(char *ca_name, int portnum,char*path,intmax);
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DESCRIPTION

14       umad_get_issm_path()  resolves path to issm device (which used for set‐
15       ting/clearing PortInfo:CapMask IsSM bit) for portnum of the  IB  device
16       ca_name , it stores resolved path in path array which cannot exceed max
17       bytes in length (including NULL terminator).
18       Opening issm device sets PortInfo:CapMask IsSM bit and  closing  clears
19       it.
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RETURN VALUE

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

28       umad_open_port(3), umad_get_port(3)
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AUTHOR

31       Sasha Khapyorsky <sashak@voltaire.com>
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35OpenIB                           Oct 18, 2007            UMAD_GET_ISSM_PATH(3)