在root目录及其1层深的子目录中查找passwd. (例如root —level 1, and one sub-directory — level 2) #find-maxdepth2-namepasswd./etc/passwd 在root目录下及其最大两层深度的子目录中查找passwd文件. (例如 root — level 1, and two sub-directories — level 2 and 3 ) #find/ -maxdepth3-namepa...
在root目录及其1层深的子目录中查找passwd. (例如root — level 1, and one sub-directory — level 2) # find -maxdepth 2 -name passwd ./etc/passwd 1. 2. 在root目录下及其最大两层深度的子目录中查找passwd文件. (例如 root — level 1, and two sub-directories — level 2 and 3 ) # find...
*/ /*普通区域 直接映射到内核虚拟地址空间的内存区域,又称为普通区域,直接映射区域,又称为线性映射区域 */ ZONE_NORMAL, #ifdef CONFIG_HIGHMEM /* * A memory area that is only addressable by the kernel through * mapping portions into its own address space. This is for example * used by i386 ...
(&rockchip->otg_work, dwc3_rockchip_otg_extcon_evt_work) of_find_device_by_node // 获取子节点的platform_device指针,即usbdrd_dwc3_0节点 /* 获取子节点驱动的私有数据指针,即dwc3结构体指针,若获取不成功,则返回EPROBE_DEFER, 内核会后续再次执行dwc3_rockchip_probe */ rockchip->dwc = ...
("level", "name", "gender", "country", "age"), ("Green", "Wai", "M", "MYS", 22), ("Red", "Ryoji", "M", "JPN", 30), ("Purple", "Fabio", "M", "ITA", 99), ("Blue", "Manuela", "F", "VEN", 25) ] class DetailScreen(ModalScreen): ENABLE_COMMAND_PALETTE = ...
用<affinity level 3>.<affinity level 2>.<affinity level 1>.<affinity level 0> 的形式组成一个 PE 的路由。每一个 core 的 affnity 值可以通过 MPDIR_EL1 寄存器获取, 每一个 affinity 占用8bit。配置对应 core 的 MPIDR 值,可以将中断路由到该 core 上。
(arch/arm/cpu/armv7/start.S)|-->lowlevel_init(arch/arm/cpu/armv7/lowlevel_init.S)|-->_main(arch/arm/lib/crt0.S)|-->board_init_f_alloc_reserve(common/init/board_init.c)/*为u-boot的gd结构体分配空间*/|-->board_init_f_init_reserve(common/init/board_init.c) /*将gd结构体...
Since aboutthe3.9kernel, perf_events has supportedaworkaroundformissing frame pointersinuser-level stacks: libunwind, which uses dwarf. This can be enabledusing"-g dwarf". 3.2 有些编译优化项会忽略frame pointer,所以编译软件时必须指定 -fno-omit-frame-pointer ,才能跟踪完整的stack trace. ...
();19tsk = find_task_by_pid_ns(pid, &init_pid_ns);20set_cpus_allowed_ptr(tsk, cpumask_of(smp_processor_id()));21rcu_read_unlock();2223numa_default_policy();24pid = kernel_thread(kthreadd, NULL, CLONE_FS |CLONE_FILES);25rcu_read_lock();26kthreadd_task = find_task_by_pid_...
作为一个实践示例,您可以继续前面的示例,使用 GRUB 的find命令查找配置文件。下面,您可以从 (hd1,12)(即 /dev/sdb13) 加载配置文件,如 清单 9 所示。 清单9. 使用 GRUB 查找并加载 GRUB 配置文件 grub> find /boot/grub/menu.lst (hd0,1)