摘要: 预读 预读结构体: /* * Track a single file's readahead state */ /* |< async_size | | size >| | # | ^start ^page marked with PG_readahead */ struct file_ra_sta 阅读全文
posted @ 2018-06-20 20:28 苏格拉底的落泪 阅读(1280) 评论(0) 推荐(0)