How can you flush a write using a file descriptor?
I think what you are looking for may be int fsync(int fd); or int fdatasync(int fd); fsync will flush the file from kernel buffer to the disk. fdatasync will also do except for the meta data.
I think what you are looking for may be int fsync(int fd); or int fdatasync(int fd); fsync will flush the file from kernel buffer to the disk. fdatasync will also do except for the meta data.