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umad_get_issm_path
Langue: en
Version: Oct 18, 2007 (fedora - 05/07/09)
Section: 3 (Bibliothèques de fonctions)
NAME
umad_get_issm_path - get path of issm deviceSYNOPSIS
#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>
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