Read test용
(버전 사이의 차이)
| 1번째 줄: | 1번째 줄: | ||
<uml> | <uml> | ||
| − | " | + | "do_sync_read()" --> Ext4 |
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| + | partition Ext4 { | ||
| + | --> "generic_file_aio_read()" | ||
| + | "generic_file_aio_read()" --> if "!O_DIRECT" then | ||
| + | --> "do_generic_file_read()" | ||
| + | endif | ||
| + | |||
| + | "do_generic_file_read()" --> if "!page" then | ||
| + | --> "page_cache_sync_readahead()" | ||
| + | "page_cache_sync_readahead()" --> "ondemand_readahead()" | ||
| + | "ondemand_readahead()" --> "__do_page_cache_readahead()" | ||
| + | "__do_page_cache_readahead()" --> "read_pages()" | ||
| + | "read_pages()" --> "blk_start_plug()" | ||
| + | endif | ||
| + | |||
| + | "do_generic_file_read()" --> if "PageReadahead(page)" then | ||
| + | --> "page_cache_async_readahead()" | ||
| + | "page_cache_async_readahead()" --> "ondemand_readahead" | ||
| + | "ondemand_readahead" --> "__do_page_cache_readahead()" | ||
| + | "__do_page_cache_readahead()" --> "read_pages()" | ||
| + | "read_pages()" --> "blk_start_plug()" | ||
| + | endif | ||
| + | |||
| + | "do_generic_file_read()" --> "ext4_readpages()" | ||
| + | "ext4_readpages()" -->"mpage_readpages()" | ||
| + | "mpage_readpages()" --> "mpage_bio_submit()" | ||
| + | } | ||
</uml> | </uml> | ||
2014년 5월 17일 (토) 11:02 판
