对文件句柄部分代码注解.

    百万汉字注解 + 百篇博客分析 => 挖透鸿蒙内核源码
    博客输出站点(国内):http://weharmonyos.com
    博客输出站点(国外):https://openharmony.github.io
    注解文件系统:https://gitee.com/weharmony/third_party_NuttX
    注解协议栈:https://gitee.com/weharmony/third_party_lwip
    注解编译子系统:https://gitee.com/weharmony/build_lite

fs/vfs/operation/vfs_procfd.c

@@ -191,7 +191,7 @@ int AllocSpecifiedProcessFd(int procFd)//分配指定的进程Fd
     FileTableUnLock(fdt);
     return OK;
 }
-//是否进程文件描述符
+//释放进程文件描述符
 void FreeProcessFd(int procFd)
 {
     struct fd_table_s *fdt = GetFdTable();

kernel/common/rootfs/los_rootfs.c

@@ -125,7 +125,7 @@ STATIC INT32 AddEmmcParts(INT32 rootAddr, INT32 rootSize, INT32 userAddr, INT32
 }
 #endif
 
-//蠅槫刈荳荳ｪ蛻?
+//增加一个分区
 STATIC INT32 AddPartitions(CHAR *dev, UINT64 rootAddr, UINT64 rootSize, UINT64 userAddr, UINT64 userSize)
 {
 #ifdef LOSCFG_PLATFORM_QEMU_ARM_VIRT_CA7
@@ -166,14 +166,14 @@ STATIC INT32 AddPartitions(CHAR *dev, UINT64 rootAddr, UINT64 rootSize, UINT64 u
     return LOS_NOK;
 }
 
-//闔ｷ蜿匁ｹ譁ｻｶ邉ｻ扈溷盾謨?
+//获取根文件系统参数
 STATIC INT32 ParseRootArgs(CHAR **dev, CHAR **fstype, UINT64 *rootAddr, UINT64 *rootSize, UINT32 *mountFlags)
 {
     INT32 ret;
     CHAR *rootAddrStr = NULL;
     CHAR *rootSizeStr = NULL;
     CHAR *rwTag = NULL;
-	//闔ｷ蜿匁枚莉ｶ邉ｻ扈滓叛蝨ｨ蜩ｪ遘崎ｮｾ螟ｸ?
+	//获取文件系统放在哪种设备上
     ret = LOS_GetArgValue("root", dev);//root = flash | mmc | 
     if (ret != LOS_OK) {
         PRINT_ERR("Cannot find root!");
@@ -185,7 +185,7 @@ STATIC INT32 ParseRootArgs(CHAR **dev, CHAR **fstype, UINT64 *rootAddr, UINT64 *
         PRINT_ERR("Cannot find fstype!");
         return ret;
     }
-	//闔ｷ蜿門譬ｸ蝨ｰ蝮遨ｺ髣ｴ蠑蟋倶ｽ咲ｽ?
+	//获取内核地址空间开始位置
     ret = LOS_GetArgValue("rootaddr", &rootAddrStr);
     if (ret != LOS_OK) {
         *rootAddr = ROOTFS_ADDR;
@@ -232,14 +232,14 @@ STATIC INT32 ParseUserArgs(UINT64 rootAddr, UINT64 rootSize, UINT64 *userAddr, U
 
     return LOS_OK;
 }
-//謖りｽｽ蛻玄,蜊ｳ謖りｽ?"/","/storage"
+//挂载分区,即挂载 "/","/storage"
 STATIC INT32 MountPartitions(CHAR *fsType, UINT32 mountFlags)
 {
     INT32 ret;
     INT32 err;
 
     /* Mount rootfs */
-    ret = mount(ROOT_DEV_NAME, ROOT_DIR_NAME, fsType, mountFlags, NULL);//謖りｽｽ譬ｹ譁ｻｶ邉ｻ扈?
+    ret = mount(ROOT_DEV_NAME, ROOT_DIR_NAME, fsType, mountFlags, NULL);//挂载根文件系�?
     if (ret != LOS_OK) {
         err = get_errno();
         PRINT_ERR("Failed to mount %s, rootDev %s, errno %d: %s\n", ROOT_DIR_NAME, ROOT_DEV_NAME, err, strerror(err));
@@ -334,7 +334,7 @@ STATIC INT32 CheckValidation(UINT64 rootAddr, UINT64 rootSize, UINT64 userAddr,
 
     return LOS_OK;
 }
-//謖りｽｽ譬ｹ譁ｻｶ邉ｻ扈?逕?SystemInit 隹畑
+//挂载根文件系统 由 SystemInit 调用
 INT32 OsMountRootfs()
 {
     INT32 ret;
@@ -345,7 +345,7 @@ INT32 OsMountRootfs()
     UINT64 userAddr;
     UINT64 userSize;
     UINT32 mountFlags;
-	//闔ｷ蜿匁ｹ譁ｻｶ邉ｻ扈溷盾謨?
+	//获取根文件系统参数
     ret = ParseRootArgs(&dev, &fstype, &rootAddr, &rootSize, &mountFlags);
     if (ret != LOS_OK) {
         return ret;
@@ -355,7 +355,7 @@ INT32 OsMountRootfs()
     if (ret != LOS_OK) {
         return ret;
     }
-	//譽譟･蜀ｸ蜥檎畑謌ｷ遨ｺ髣ｴ逧怏謨域?
+	//检查内核和用户空间的有效性
     ret = CheckValidation(rootAddr, rootSize, userAddr, userSize);
     if (ret != LOS_OK) {
         return ret;
@@ -365,7 +365,7 @@ INT32 OsMountRootfs()
     if (ret != LOS_OK) {
         return ret;
     }
-	//謖りｽｽ蛻玄,蜊ｳ謖りｽ?`/`
+	//挂载分区,即挂载 `/`
     ret = MountPartitions(fstype, mountFlags);
     if (ret != LOS_OK) {
         return ret;

zzz/git/push.sh

 git add -A
-git commit -m  ' 同步官方对trace模块较大更新.  
+git commit -m  ' 对文件句柄部分代码注解.  
     百万汉字注解 + 百篇博客分析 => 挖透鸿蒙内核源码
     博客输出站点(国内):http://weharmonyos.com
     博客输出站点(国外):https://openharmony.github.io