| Value | Meaning |
|---|---|
| FUSE_BUF_IS_FD(1 << 1) | Buffer contains a file descriptor If this flag is set, the .fd field is valid, otherwise the .mem fields is valid. |
| FUSE_BUF_FD_SEEK(1 << 2) | Seek on the file descriptor If this flag is set then the .pos field is valid and is used to seek to the given offset before performing operation on file descriptor. |
| FUSE_BUF_FD_RETRY(1 << 3) | Retry operation on file descriptor If this flag is set then retry operation on file descriptor until .size bytes have been copied or an error or EOF is detected. |
Buffer flags