{"blog_title":"by shigemk2","categories":["UNIX"],"image_url":null,"author_url":"https://blog.hatena.ne.jp/shigemk2/","version":"1.0","provider_name":"Hatena Blog","author_name":"shigemk2","title":"V6 itrunc #ikebin","published":"2014-02-16 18:03:11","height":"190","type":"rich","width":"100%","description":"itrunc \u30b9\u30c8\u30ec\u30fc\u30b8\u9818\u57df\u306e\u30d6\u30ed\u30c3\u30af\u756a\u53f7\u3092\u30d5\u30ea\u30fc\u30ea\u30b9\u30c8\u306b\u623b\u3059 \u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba 0 inode.i_addr\u30820 \u305f\u3060\u3057\u30c7\u30fc\u30bf\u306f\u4e0a\u66f8\u304d\u3055\u308c\u308b\u307e\u3067\u30b9\u30c8\u30ec\u30fc\u30b8\u9818\u57df\u306b\u6b8b\u308b \u30b3\u30fc\u30c9 itrunc\u306f\u3042\u3044\u3068\u3089\u3093\u304f\u3001brelse\u306f\u3073\u30fc\u308a\u308a\u30fc\u3059\u3068\u8aad\u3080 itrunc() ken/iget.c \u5f15\u6570\u306fip\u306e\u914d\u5217 \u4e8c\u91cd\u53c2\u7167\u306e\u3068\u304d\u306f1\u3064\u305a\u3064\u306a\u3081\u3066free()\u3067\u30d5\u30ea\u30fc\u30ea\u30b9\u30c8\u306b\u623b\u3059 \u6700\u5f8c\u306b\u30d5\u30e9\u30b0\u3092\u305f\u3066\u305f\u308ai_addr\u30820\u306b\u3057\u305f\u308a\u3059\u308b brelse\u2026bread\u3057\u305f\u3068\u304d\u306b\u751f\u6210\u3055\u308c\u308b\u30d0\u30c3\u30d5\u30a1\u3092\u89e3\u653e\u3059\u308b \u3060\u30fc\u3066\u3043 \u30d6\u30ed\u30c3\u30af\u30c7\u30d0\u30a4\u30b9\u306e\u5272\u308a\u5f53\u3066 inode\u3068\u30d6\u30ed\u30c3\u30af\u306e\u7ba1\u7406\u306f\u305d\u308c\u305e\u308c\u30b9\u30fc\u30d1\u30fc\u30d6\u30ed\u30c3\u30af\u306einode\u30d5\u30ea\u30fc\u30ea\u30b9\u30c8\u3068\u30b9\u30c8\u30ec\u30fc\u30b8\u2026","blog_url":"https://www.shigemk2.com/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.shigemk2.com%2Fentry%2F2014%2F02%2F16%2FV6_itrunc_%2523ikebin\" title=\"V6 itrunc #ikebin - by shigemk2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://www.shigemk2.com/entry/2014/02/16/V6_itrunc_%23ikebin","provider_url":"https://hatena.blog"}