b 2295

r Adilger

move defination IOC_MDC_GETSTRIPE and declaration op_create_file() to lustre_user.h cause it is needed for user-space apps.

add a funcation int get_file_stripe(char *path, struct lov_user_md *lum) in liblustreapi.c, which is used by user apps want to get Lustre files' stripe info