{"id":443,"date":"2025-11-16T20:12:14","date_gmt":"2025-11-16T12:12:14","guid":{"rendered":"http:\/\/175.178.117.18\/?p=443"},"modified":"2025-11-16T20:12:14","modified_gmt":"2025-11-16T12:12:14","slug":"%e5%93%88%e5%b7%a5%e5%a4%a7%e6%93%8d%e4%bd%9c%e7%b3%bb%e7%bb%9f-4-%e8%ae%be%e5%a4%87%e9%a9%b1%e5%8a%a8%e4%b8%8e%e6%96%87%e4%bb%b6%e7%b3%bb%e7%bb%9f","status":"publish","type":"post","link":"https:\/\/starhill.online\/index.php\/2025\/11\/16\/%e5%93%88%e5%b7%a5%e5%a4%a7%e6%93%8d%e4%bd%9c%e7%b3%bb%e7%bb%9f-4-%e8%ae%be%e5%a4%87%e9%a9%b1%e5%8a%a8%e4%b8%8e%e6%96%87%e4%bb%b6%e7%b3%bb%e7%bb%9f\/","title":{"rendered":"\u54c8\u5de5\u5927\u64cd\u4f5c\u7cfb\u7edf-4-\u8bbe\u5907\u9a71\u52a8\u4e0e\u6587\u4ef6\u7cfb\u7edf"},"content":{"rendered":"

I\/O\u4e0e\u663e\u793a\u5668<\/h2>\n
\"26_1\"<\/div><\/figure>\n
\"26_2\"<\/div><\/figure>\n
\n

\u7528\u7edf\u4e00\u7684\u63a5\u53e3\u8fdb\u884c\u64cd\u4f5c\uff1a<\/p>\n

    \n
  1. \u63a5\u53e3\u5982\u4e0b \uff1aopen()\u3001read()\u3001write()\u3001close()<\/li>\n<\/ol>\n
    \"26_3\"<\/div><\/figure>\n<\/blockquote>\n
    \"26_4\"<\/div><\/figure>\n

    \u4e3b\u8981\u5c31\u662fwrite(1,buf,…)\u4e2d\u7684\u53c2\u65701\u5728\u53d1\u6325\u4f5c\u7528\uff0c\u5982\u4e0b\uff1a<\/p>\n

      \n
    1. \u5c06fd = 1\uff0c\u4f20\u9012<\/li>\n
    2. filp(\u6587\u4ef6\u6253\u5f00\u8868)\uff0c\u5373\u627e\u5230filp\u4e2d\u7684\u7b2c\u4e00\u9879<\/li>\n<\/ol>\n
        \n
      • \u6240\u4ee5file = \u5f53\u524d\u8fdb\u7a0bPCB\u4e2d\u7684\u6587\u4ef6\u4e2d\u7684filp\u6570\u7ec4\u4e2d\u7684\u7b2c\u4e00\u9879<\/li>\n<\/ul>\n
          \n
        1. \u53d6\u51fafile\u7684f_inode\u8fd9\u4e2a\u4fe1\u606f\u7ed9inode<\/li>\n<\/ol>\n
          file = current->filplfd];   \/\/\u5f53\u524d\u8fdb\u7a0b<\/code><\/pre>\n
          \n
          \u6240\u6709\u6587\u4ef6\u7684\u6253\u5f00\u6587\u4ef6\u7684\u6307\u9488\u90fd\u662f\u7236\u8fdb\u7a0b\u62f7\u8d1d\u6765\u7684 <\/p>\n<\/blockquote>\n
          \"26_5\"<\/div><\/figure>\n
          \u5148\u662f\u521d\u59cb\u5316\u51fa\u4e86\u8fdb\u7a0b0 \uff0c\u968f\u540e\u8fdb\u7a0b0\u53c8\u62f7\u8d1d\u4e86\u8fdb\u7a0b1,\u518d\u901a\u8fc7\u8fdb\u7a0b1\u8fdb\u800c\u627e\u5230<\/p>\n
          void init(void){\nopen("dev\/tty0",O_RDWR,0); dup(0); dup(0); \/\/\u8fd9\u91cctty\u5c31\u662f\u4e2d\u65ad\u8bbe\u5907\uff0c\u5e76\u4e14\u62f7\u8d1d\u4e86\u4e24\u4e2a\u8fdb\u7a0b\uff0c\u5373 \u8fdb\u7a0b0 \u548c \u8fdb\u7a0b1 \uff0c\u90fd\u662f\u4ecetty0\u62f7\u8d1d\u7684\uff0c\nexecve("\/bin\/sh",argv,envp)\n}<\/code><\/pre>\n
          \"26_6\"<\/div><\/figure>\n
          \u901a\u8fc7\u90a3\u4e2a 1 \u6765\u627e\u5230dev\/tty0\u4e2d\u7684inode\uff0cinode\u5728\u78c1\u76d8\u4e2d\u5b58\u653e\u7684\u4fe1\u606f\u5c31\u53ef\u4ee5\u4f7f\u7cfb\u7edf\u77e5\u9053\u662f\u7ed9\u5c4f\u5e55\u663e\u793a\u8fd8\u662f\u5176\u4ed6\u8bbe\u5907\u64cd\u4f5c<\/p>\n
          \"26_7\"<\/div><\/figure>\n
            \n
          1. \u9996\u5148\u67e5\u770b\u662f\u5426\u662fCHR \u8bbe\u5907<\/li>\n
          2. \u8bfb\u5199rw_char\u51fd\u6570\uff0c\u4f20\u5165\u53c2\u6570\u662f WRITE(\u5199) \uff0c\u8fd8\u8981\u77e5\u9053\u662f\u54ea\u4e00\u4e2a\u8bbe\u5907\u3002\u5373\u901a\u8fc7inode\u8bbe\u5907\u77e5\u9053\u662f\u5b57\u7b26\u8bbe\u5907\u7684\u7b2c\u51e0\u4e2a\u8bbe\u5907<\/li>\n
          3. \u8fd9\u91cc\u662f\u7b2c\u56db\u4e2a\u8bbe\u5907\uff0c\u7b2c0\u4e2a\u4ece\u8bbe\u5907<\/li>\n
          4. crw_table \uff1a \u51fd\u6570\u6307\u9488 \uff0c\u4e0b\u4e00\u884c\u4ee3\u7801\u5c31\u662f\u5bf9\u4f20\u5165\u5bf9\u5e94\u7684\u53c2\u6570<\/li>\n<\/ol>\n
            \"26_8\"<\/div><\/figure>\n
            \n
            \u5199\u662f\u5728\u663e\u793a\u5668\u5199\uff0c\u8bfb\u662f\u628a\u952e\u76d8\u7684\u8bfb\u51fa<\/p>\n<\/blockquote>\n
            \u4e00\u5f00\u59cb\u4f20\u5165\u7684\u53c2\u6570\u5c31\u662fwrite\uff0c\u5728\u4e0a\u56fe\u6700\u540e\u7684sleep_if_full \u5219\u662f\u5f80\u7f13\u51b2\u533a\u4e2d\u5199\uff0c\u800c\u4e0d\u662f\u76f4\u63a5\u663e\u793a\u5728\u663e\u793a\u5668\u4e0a\uff0c\u7f13\u51b2\u533a\u6ee1\u4e86\u5c31\u7b49\u5f85\u4e00\u4f1a\u518d\u53d1\u6570\u636e\uff0c\u5e73\u8861cpu\u548c\u5185\u5b58\u4e4b\u95f4\u7684\u901f\u5ea6\u5dee\u8ddd<\/p>\n
            \"26_9\"<\/div><\/figure>\n
            \n
            \u5f80\u7f13\u51b2\u533a\u4e2d\u5199\u6570\u636e\uff0c\u6ee1\u4e86\u5c31\u5f00\u59cb\u7528tty-write \u5f00\u59cb\u8bfb<\/p>\n<\/blockquote>\n
            \"26_10\"<\/div><\/figure>\n
            con_write \u51fd\u6570 == console_write \uff0c\u5373\u7ec8\u7aef\u663e\u793a<\/p>\n
            \u4ecewrite_q\u4e2d\u53d6\u51fa\u4e00\u4e2a\u5b57\u7b26 c\uff0c ax = ah + al ,\u73b0\u5728ah = movb_attr(\u5b57\u7b26\u5c5e\u6027)\uff0cal = \u5b57\u7b26c<\/p>\n
            \n
            \u79d1\u666e<\/strong>\uff1a<\/p>\n
              \n
            • \u8ba1\u7b97\u673a\u5916\u8bbe\u5982\u679c\u662f \u72ec\u7acb\u7f16\u5236<\/strong>\u65f6\u7528\uff0cout\u6307\u4ee4<\/strong><\/li>\n
            • \u8ba1\u7b97\u673a\u5916\u8bbe\u5982\u679c\u662f \u7edf\u4e00\u548c\u5185\u5b58\u7f16\u5740<\/strong>\uff0c\u7528mov\u6307\u4ee4<\/strong><\/li>\n<\/ul>\n<\/blockquote>\n
              \"26_11\"<\/div><\/figure>\n
              \"26_12\"<\/div><\/figure>\n
              \u4e24\u4e2a\u5b57\u7b26 = \u5c5e\u6027 + \u5b57\u7b26\u672c\u8eab<\/p>\n
              printf\u6574\u4e2a\u8fc7\u7a0b<\/h3>\n
              \"26_13\"<\/div><\/figure>\n
              \u952e\u76d8<\/h2>\n
              \"27_1\"<\/div><\/figure>\n
              \"27_2\"<\/div><\/figure>\n
              \"27_3\"<\/div><\/figure>\n
              \"29_4\"<\/div><\/figure>\n
              \"27_5\"<\/div><\/figure>\n
              \n
              \u603b\u7ed3<\/strong>\uff1a<\/p>\n
              \"27_6\"<\/div><\/figure>\n<\/blockquote>\n
              \u751f\u78c1\u76d8\u7684\u4f7f\u7528<\/h2>\n
              \u78c1\u76d8\u786c\u4ef6<\/h3>\n
              \"28_1\"<\/div><\/figure>\n
                \n
              • CPU\u5411\u78c1\u76d8\u63a7\u5236\u5668\u4e2d\u7684\u5bc4\u5b58\u5668\u8bfb\u5199\u6570\u636e<\/li>\n
              • \u78c1\u76d8\u63a7\u5236\u5668\u5b8c\u6210\u771f\u6b63\u7684\u5de5\u4f5c\uff0c\u5e76\u5411CPU\u53d1\u4e2d\u65ad\u4fe1\u53f7<\/li>\n<\/ul>\n
                \u8ba4\u8bc6\u78c1\u76d8<\/h3>\n
                \"28_2\"<\/div><\/figure>\n
                \"28_3\"<\/div><\/figure>\n
                \u78c1\u76d8\u4e2d\u65ad\u8bf7\u6c42\u51fd\u6570<\/h3>\n
                \"28_4\"<\/div><\/figure>\n
                  \n
                • do_hd_request  \u78c1\u76d8\u7684\u8bf7\u6c42\u51fd\u6570<\/li>\n
                • out\u547d\u4ee4\u7528\u6765\u8f93\u51fa\u78c1\u76d8\u4e0a\u7684\u6570\u636e<\/li>\n<\/ul>\n
                  \n
                  \u5404\u4e2a\u53c2\u6570\u662f\u9700\u8981\u79fb\u52a8\u7684\uff0c\u62fc\u51d1\u6210\u4e00\u4e2a\u6570\u636e\u8fdb\u884c\u64cd\u4f5c\u78c1\u76d8<\/p>\n<\/blockquote>\n
                  \"28_5\"<\/div><\/figure>\n
                    \n
                  • \u628a\u4e00\u7ef4\u5730\u5740<\/strong>\u62bd\u8c61\u4e3a\u4e09\u7ef4\u5730\u5740<\/strong> (\u8fd9\u6837\u5c31\u53ef\u4ee5\u901a\u8fc7\u4e00\u4e2a\u5730\u5740\u77e5\u9053\u4e09\u4e2a\u6570\u636e\uff0c\u5373CHS)<\/li>\n<\/ul>\n
                    CHS\u7b2c\u4e00\u5c42\u62bd\u8c61\u8fc7\u7a0b<\/h3>\n
                    \"28_6\"<\/div><\/figure>\n
                    \n
                    b\u53d6\u4f59sector\u5f97s\uff0cb\u9664sector\u5f97ch+h\uff0cb\u9664hs\u7b49\u4e8ec\uff0cch+h-ch\u5f97\u5230h<\/p>\n<\/blockquote>\n
                    \u7528\u7a7a\u95f4\u5229\u7528\u7387\u7684\u4e0b\u964d\u6362\u53d6\u8bfb\u5199\u901f\u5ea6\u7684\u5927\u5e45\u63d0\u5347\uff0c\u76f4\u63a5\u8bfb\u4e00\u4e2a\u76d8\u5757block,\u800c\u4e0d\u662f\u6247\u533a<\/p>\n
                    \"28_7\"<\/div><\/figure>\n
                    \n
                    \u6ce8\u610f\u4e0a\u56fe\u65c1\u8fb9\u6279\u6ce8!<\/strong><\/p>\n
                    Linux0.11\u7684\u76d8\u5757 = 1k<\/p>\n
                      \n
                    • \u4e00\u4e2a\u6247\u533a512<\/li>\n<\/ul>\n<\/blockquote>\n
                      \"28_8\"<\/div><\/figure>\n
                      \u591a\u4e2a\u8fdb\u7a0b\u901a\u8fc7\u961f\u5217\u4f7f\u7528\u78c1\u76d8(\u7b2c\u4e8c\u5c42\u62bd\u8c61)<\/h3>\n
                      FCFS\u5148\u6765\u5148\u670d\u52a1<\/h4>\n
                      \"28_9.png\"<\/div><\/figure>\n
                      \n
                      \u95ee\u9898\uff1a\u6765\u56de\u65f6\u95f4\u8de8\u5ea6\u592a\u5927\u4e86<\/strong><\/p>\n<\/blockquote>\n
                      SSTF\u8fd1\u70b9\u8c03\u5ea6<\/h4>\n
                      \"28_10\"<\/div><\/figure>\n
                      \n
                      \u4e0a\u8ff0\u95ee\u9898\uff1a\u78c1\u76d8\u4e2d\u95f4\u9891\u7387\u9ad8\uff0c\u4e00\u4e9b\u8fdb\u7a0b\u4f1a — \u9965\u997f<\/strong><\/p>\n<\/blockquote>\n
                      \"28_11\"<\/div><\/figure>\n
                      \n
                      \u7b97\u6cd5\u7684\u5347\u7ea7\uff1a\u6bcf\u4e2a\u8bf7\u6c42\u90fd\u53ef\u6267\u884c\uff0c\u4f46\u662f\u4e2d\u95f4\u7684\u8bf7\u6c42\u8fd8\u662f\u5360\u4fbf\u5b9c\u4e86<\/p>\n<\/blockquote>\n
                      C-SCAN\u78c1\u76d8\u8c03\u5ea6(\u7535\u68af\u7b97\u6cd5)<\/h4>\n
                      \"28_12\"<\/div><\/figure>\n
                      \n
                      \u5de6\u8fb9\u63a2\u5bfb\u5b8c\u53f3\u8fb9\u76f4\u63a5\u5230\u5934\u590d\u4f4d\uff0c\u4e2d\u95f4\u548c\u4e24\u8fb9\u662f\u516c\u5e73\u7684<\/strong><\/p>\n<\/blockquote>\n
                      \u591a\u4e2a\u8fdb\u7a0b\u5171\u540c\u4f7f\u7528\u78c1\u76d8(\u6e90\u7801)<\/h3>\n
                      \"28_13\"<\/div><\/figure>\n
                      \"image-20240909125236050\"<\/div><\/figure>\n
                      \n
                      \u7ea2\u8272\u90e8\u5206\uff1a<\/p>\n
                      ...reg->sector = bh->b_blocknr<<1;\n\/\/\u6839\u636e\u7528\u6237\u76d8\u5757\u53f7\u8f6c\u6362\u6247\u533a\u53f7<\/code><\/pre>\n
                      \u5c06add_request\u8fd9\u4e2a\u8bf7\u6c42\u52a0\u5165\u961f\u5217<\/p>\n
                        \n
                      • \u56e0\u4e3a\u662f\u591a\u4e2a\u8fdb\u7a0b\u5171\u4eab\u7684\uff0c\u6240\u4ee5\u9700\u8981\u5173\u4e2d\u65ad cli() <\/li>\n<\/ul>\n
                        \u4e2d\u95f4\u7684 if \u8bed\u53e5\u5c31\u662f\u5b9e\u73b0\u7535\u68af\u961f\u5217\u7684\u6548\u679c<\/p>\n
                        \u6700\u540e\u7684 IN_ORDER \u51fd\u6570\u5c31\u662f\u6bd4\u8f83 s1 \u548c s2 \u5927\u5c0f\u7684<\/p>\n<\/blockquote>\n
                        \u603b\u7ed3<\/h3>\n
                        \"28_14\"<\/div><\/figure>\n
                          \n
                        1. \u77e5\u9053\u76d8\u5757\u53f7 –> \u7b97\u51fa\u6247\u533a\u53f7<\/li>\n
                        2. \u7528\u6247\u533a\u53f7\u5efa\u7acb\u8bf7\u6c42\uff0c\u7528 \u7535\u68af<\/code> \u7b97\u6cd5\u5c06\u7f13\u51b2\u533a\u52a0\u8f7d\u5230\u8bf7\u6c42\u961f\u5217\u4e2d<\/li>\n
                        3. \u8fdb\u7a0b\u5c31\u53ef\u4ee5\u7761\u7720\u4e86\uff0c\u5269\u4e0b\u7684\u90fd\u662f\u78c1\u76d8\u786c\u4ef6\u7684\u5de5\u4f5c<\/li>\n
                        4. \u78c1\u76d8\u4e2d\u65ad\u5904\u7406\u8bf7\u6c42\u961f\u5217\u4e2d\u7684\u8bf7\u6c42<\/li>\n
                        5. \u7528do_hd_request \u78c1\u76d8\u9a71\u52a8 \u7b97\u51fasec(\u6247\u533a)\u3001head(\u78c1\u5934)\u3001cyl(\u67f1\u9762)\uff0c\u7528out\u6307\u4ee4\u4f20\u8f93\u7ed9\u78c1\u76d8\u63a7\u5236\u5668<\/li>\n
                        6. \u5de5\u4f5c\u5b8c\u6210\u540e\u518d\u6b21\u8fdb\u5165\u4e2d\u65ad\u8bf7\u6c42\uff0cend_request \u7f6e1 \u8868\u793a\u7ed3\u675f\u8bf7\u6c42<\/li>\n<\/ol>\n
                            \n
                          • \u6b64\u65f6\u5524\u9192\u8fdb\u7a0b\uff0c\u5f97\u77e5\u5185\u5b58\u4e2d\u5df2\u7ecf\u6709\u4e86\u81ea\u5df1\u9700\u8981\u7684\u6570\u636e<\/li>\n<\/ul>\n
                            \u4ece\u751f\u78c1\u76d8\u5230\u6587\u4ef6<\/h2>\n
                            \u987a\u5e8f\u5b58\u50a8<\/h3>\n
                            \"29_1\"<\/div><\/figure>\n
                            \"29_2\"<\/div><\/figure>\n
                            \u94fe\u5f0f\u7ed3\u6784<\/h3>\n
                            \"29_3\"<\/div><\/figure>\n
                            \"29_4\"<\/div><\/figure>\n
                            \u7d22\u5f15\u7ed3\u6784 Index<\/h3>\n
                            \"29_5.png\"<\/div><\/figure>\n
                            \n
                            \u672c\u8d28\u8fd8\u662f\u94fe\u8868\u7684\u5f62\u5f0f\u7ed3\u6784\uff0c\u4f46\u4f7f\u7528\u4e86\u4e00\u4e2a\u6587\u4ef6\u5b58\u50a8\u5176\u94fe\u8868\u987a\u5e8f<\/strong><\/p>\n<\/blockquote>\n
                            \"29_6.png\"<\/div><\/figure>\n
                              \n
                            • \u53ef\u4ee5\u8868\u793a\u5f88\u5927\u7684\u6587\u4ef6<\/li>\n
                            • \u5f88\u5c0f\u7684\u6587\u4ef6\u9ad8\u6548\u8bbf\u95ee<\/li>\n
                            • \u4e2d\u7b49\u5927\u5c0f\u7684\u6587\u4ef6\u8bbf\u95ee\u901f\u5ea6\u4e5f\u4e0d\u6162!<\/li>\n<\/ul>\n
                              \u6587\u4ef6\u4f7f\u7528\u78c1\u76d8\u7684\u5b9e\u73b0<\/h2>\n
                              \"30_1\"<\/div><\/figure>\n
                                \n
                              • \n
                                fd : \u6587\u4ef6\u63cf\u8ff0\u7b26<\/p>\n<\/li>\n
                              • \n
                                buf \uff1a \u6587\u4ef6\u7f13\u51b2\u533a<\/p>\n<\/li>\n
                              • \n
                                count : \u5b57\u7b26\u4e2a\u6570 <\/p>\n<\/li>\n<\/ul>\n
                                \"30_2\"<\/div><\/figure>\n
                                \"30_3\"<\/div><\/figure>\n
                                \"30_4\"<\/div><\/figure>\n
                                \"30_5\"<\/div><\/figure>\n
                                \"30_6\"<\/div><\/figure>\n
                                  \n
                                1. \u901a\u8fc7\u6587\u4ef6\u540d\u627e\u5230inode \uff0c\u6216\u8005\u901a\u8fc7\u6587\u4ef6\u8def\u5f84\u627e\u5230inode<\/li>\n
                                2. \u6839\u636einode\u627e\u5230\u76d8\u5757\u53f7<\/li>\n
                                3. \u6839\u636e\u76d8\u5757\u53f7\u5f80\u7535\u68af\u961f\u5217<\/strong>\u4e2d\u653e<\/li>\n
                                4. \u6839\u636e\u7535\u68af\u961f\u5217\u4e2d\u7684\u76d8\u5757\u53f7\u7b97\u51faCHS<\/li>\n
                                5. \u6839\u636eout\u53d1\u5728\u78c1\u76d8\u63a7\u5236\u5668\u4e0a<\/li>\n<\/ol>\n
                                  \"30_7\"<\/div><\/figure>\n
                                  \n
                                  \u4e0b\u56fe\u6ca1\u542c\u61c2<\/strong><\/p>\n<\/blockquote>\n
                                  \"30_8\"<\/div><\/figure>\n
                                  \u76ee\u5f55\u4e0e\u6587\u4ef6\u7cfb\u7edf<\/h2>\n
                                  \"31_1\"<\/div><\/figure>\n
                                  \"31_2\"<\/div><\/figure>\n
                                  \n
                                  \u8fd9\u8282\u5c31\u662f\u8981\u5f62\u6210\u4e0a\u8ff0\u7684\u4f53\u7cfb<\/strong><\/p>\n<\/blockquote>\n
                                  \u76ee\u5f55<\/h3>\n
                                  \"31_3\"<\/div><\/figure>\n
                                  \"31_4\"<\/div><\/figure>\n
                                  \u5f97\u5230\u6587\u4ef6\u7684FCB\u5c31\u77e5\u9053\u4e86\u6587\u4ef6\u7684iNode,\u77e5\u9053 iNode<\/strong> \u548c \u6587\u4ef6\u4f4d\u7f6e<\/strong> \u5c31\u80fd\u77e5\u9053\u76d8\u5757\uff0c\u968f\u540e\u5229\u7528\u76d8\u5757\u5c31\u53ef\u4ee5\u653e\u5165 \u7535\u68af\u961f\u5217<\/code> \u4e2d,\u6709\u7535\u68af\u961f\u5217\u5c31\u5728\u78c1\u76d8\u4e2d\u65ad\u7684\u4e2d\u7528\u76d8\u5757\u7b97\u51faCHS,\u63a7\u5236\u5668\u901a\u8fc7CHS\u63a7\u5236\u9a6c\u8fbe\u627e\u5230\u6570\u636e<\/p>\n
                                  \"31_5\"<\/div><\/figure>\n
                                  \u6839\u76ee\u5f55\u662f\u56fa\u5b9a\u7684\uff0c\u5373\u521d\u59cb\u5316\u65f6\u56fa\u5b9a\u5728\u78c1\u76d8\u4e0a\u7684\uff0c\u901a\u8fc7\u6839\u76ee\u5f55\u7684FCB\u627e\u5230var\uff0cmy\u7684\u6587\u4ef6\u540d\u4ee5\u53ca\u5bf9\u5e94FCB\u6570\u7ec4\u7684\u4f4d\u7f6e(13\u300182),\u901a\u8fc7\u4f4d\u7f6e\u518d\u6b21\u53bbFCB\u6570\u7ec4\u4e2d\u627e\u5230\u81ea\u5df1\u5bf9\u5e94\u7684\u6570\u636e\uff0c\u6709\u70b9\u50cffork(),\u5206\u53c9\u5b9e\u73b0\u6811\u56fe<\/p>\n
                                  \"31_6\"<\/div><\/figure>\n
                                    \n
                                  1. \u9996\u5148\u662finit\u5f15\u5bfc\u5757<\/li>\n
                                  2. \u968f\u540e\u662f\u8d85\u7ea7\u5757\uff0c\u8d85\u7ea7\u5757\u77e5\u9053\u81ea\u5df1\u7684\u5927\u5c0f\u4ee5\u53cai\u8282\u70b9\u4f4d\u56fe<\/strong> \u5927\u5c0f \u548c \u76d8\u5757\u4f4d\u56fe<\/strong> \u5927\u5c0f<\/li>\n
                                  3. \u77e5\u9053 i\u8282\u70b9<\/strong> \u7684\u521d\u59cb\u4f4d\u7f6e\u5c31\u80fd\u521d\u59cb\u5316\u6839\u76ee\u5f55 ( \/ )<\/li>\n
                                  4. \u6709\u6839\u76ee\u5f55\u5c31\u80fd\u521d\u59cb\u5176\u4ed6\u7684\u76ee\u5f55<\/li>\n<\/ol>\n
                                    \"31_7\"<\/div><\/figure>\n
                                    \u76ee\u5f55\u89e3\u6790\u4ee3\u7801\u5b9e\u73b0<\/h2>\n
                                    \"image-20240909182138020\"<\/div><\/figure>\n
                                    \n
                                    \u4e0a\u8282\u8bf4\u7684\u5faa\u73af\u90a3\u90e8\u5206\u7684\u4ee3\u7801\u5b9e\u73b0<\/strong> : \u5982\u4e0b<\/strong><\/p>\n<\/blockquote>\n
                                    \"image-20240909182157335\"<\/div><\/figure>\n
                                    \"image-20240909182415871\"<\/div><\/figure>\n
                                      \n
                                    • \u6302\u5728\u7b2c\u4e00\u4e2a\u9a71\u52a8\u5668(\u786c\u76d8)\uff1a&drive_info<\/strong><\/li>\n
                                    • \u6302\u5728\u786c\u76d8\u7684\u65f6\u5019\u5c31\u4f1a\u6302\u8f7d\u6839\u76ee\u5f55<\/li>\n
                                    • \u6839\u76ee\u5f55\u5c31\u6709\u4e86<\/li>\n<\/ul>\n
                                      \"image-20240909183220713\"<\/div><\/figure>\n
                                      \"image-20240909183619999\"<\/div><\/figure>","protected":false},"excerpt":{"rendered":"
                                      I\/O\u4e0e\u663e\u793a\u5668 \u7528\u7edf\u4e00\u7684\u63a5\u53e3\u8fdb\u884c\u64cd\u4f5c\uff1a \u63a5\u53e3\u5982\u4e0b \uff1aopen()\u3001read()\u3001write()\u3001close() […]<\/p>","protected":false},"author":1,"featured_media":444,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8,16],"tags":[11],"class_list":["post-443","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-linux","category-linux0-11","tag-linux"],"_links":{"self":[{"href":"https:\/\/starhill.online\/index.php\/wp-json\/wp\/v2\/posts\/443","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/starhill.online\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/starhill.online\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/starhill.online\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/starhill.online\/index.php\/wp-json\/wp\/v2\/comments?post=443"}],"version-history":[{"count":1,"href":"https:\/\/starhill.online\/index.php\/wp-json\/wp\/v2\/posts\/443\/revisions"}],"predecessor-version":[{"id":527,"href":"https:\/\/starhill.online\/index.php\/wp-json\/wp\/v2\/posts\/443\/revisions\/527"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/starhill.online\/index.php\/wp-json\/wp\/v2\/media\/444"}],"wp:attachment":[{"href":"https:\/\/starhill.online\/index.php\/wp-json\/wp\/v2\/media?parent=443"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/starhill.online\/index.php\/wp-json\/wp\/v2\/categories?post=443"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/starhill.online\/index.php\/wp-json\/wp\/v2\/tags?post=443"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}