The list is copied into the kernel space for each call.
对于每个调用，都要把这个列表复制到内核空间中。
All the work is transparently done in the kernel space.
所有工作都在内核空间透明地完成。
Below the user space is the kernel space. Here, the Linux kernel exists.
用户空间之下是内核空间，Linux内核正是位于这里。
And, because iptrace examines the entire packet from the kernel space, the results can offer lots of dropped packets.
而且，因为iptrace将检查来自内核空间的完整的数据包，所以其结果可能导致丢弃大量的数据包。
The selector then copies the channels and interested operations into the kernel space and let the kernel do the actual polling for the application.
然后，选择器把通道和感兴趣的操作复制到内核空间，让内核为这个应用程序执行实际的poll。
It then looks at movement of log data from the kernel into user space.
然后，本文介绍了日志数据从内核到用户空间的移动过程。
The respective kernel module and user space files reside in these directories.
相应的内核模块和用户空间文件分别在这两个目录中。
The module provides a bridge from the kernel file system interface to user space for user and file system implementations.
该模块为用户和文件系统实现提供从内核文件系统接口到用户空间的桥梁。
UNIX provides hundreds, if not thousands, of commands with which you can manipulate a large variety of resources available in the kernel and user space.
UNIX提供了大量的命令，使用这些命令，您可以对内核和用户空间中各种可用的资源进行操作。
The first page of virtual memory in the kernel address space can be accessed by kernel code, but is marked as read-only.
内核地址空间中的第一页虚拟内存可通过内核代码访问，但是被标记为只读。
Before the advent of user space filesystems, filesystem development was the job of the kernel developer.
在用户空间的文件系统出现之前，文件系统的开发曾是内核开发人员的工作。
This provides the system call interface that connects to the kernel and provides the mechanism to transition between the user-space application and the kernel.
它提供了连接内核的系统调用接口，还提供了在用户空间应用程序和内核之间进行转换的机制。
But because you're starting the process from kernel space, a few additional options are available.
但由于创建内核空间进程，还需要设置一些额外选项。
In the middle, or kernel space, is the networking subsystem that is the focus of this article.
中间是内核空间，即网络子系统，也是本文介绍的重点。
The SCI is a thin layer that provides the means to perform function calls from user space into the kernel.
sci层提供了某些机制执行从用户空间到内核的函数调用。
This results in what's called the host kernel (which resides on the hardware) and the guest kernel (which runs in the user space of the host kernel).
这样就产生了主机内核（硬件上的内核）和客户内核（在主机内核的用户空间中运行）。
The size of virtual memory for a process is 4gb with one quarter of the process space reserved for the Linux kernel.
一个进程的虚拟内存的大小是4GB，其中四分之一的进程空间是为Linux内核预留的。
The page buffer provided here is in kernel space.
此处提供的page缓冲区在内核空间中。
Do not use a different GCC when compiling the kernel image and the user space tools because it can result in a system lock up.
编译内核映像和用户空间工具时不要使用不同的gcc，因为这可能会造成系统的锁定。
Tcp_sendspace -this controls how much buffer space in the kernel is used to buffer application data.
tcp _ sendspace——控制内核中用于缓冲应用程序数据的缓冲区空间大小。
In the standard 2.6 Linux kernel, when a user space process makes a call into the kernel (through a system call), it cannot be preempted.
在标准2.6Linux内核中，当用户空间的进程执行内核调用时(通过系统调用)，它便不能被抢占。
Thus a portion of the virtual address space must be reserved to the kernel.
也就是说，操作系统内核将保留一部分虚拟地址空间。
These functions provide the basics for memory movement between the kernel and user-space.
这些函数为内核和用户空间之间的内存移动提供了基本功能。
You can also use this tool for user-space tracing in addition to combined tracing, which aggregates tracing from the kernel and user space.
除了合并跟踪以外您还可以使用此工具进行用户空间跟踪，其可以汇总来自内核和用户空间的跟踪。
In fact, the kernel itself resides in one address space, and each process resides in its own address space.
事实上，内核本身驻留在一个地址空间中，每个进程驻留在自己的地址空间。
The system call interface ACTS as a switch, funneling system calls from user space to the appropriate endpoints in kernel space.
系统调用接口的作用就像是交换器，它将系统调用从用户空间发送到内核空间中的适当端点。
But what about going in the other direction, kernel space calling user space?
但如果方向反过来呢，内核空间调用用户空间？
System calls are an efficient way of traversing between user-space and the kernel to request services in the kernel-space.
系统调用是穿越用户空间和内核空间，请求内核空间服务的一种有效方法。
This function simply checks that the address is likely in user space, not in the kernel.
该函数简单检查地址可能是在用户空间，而不是内核。
The kernel or user space via some system event.
内核或用户空间，通过执行某些系统事件发出信号。
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