ktime_drv_init ktime_t curTime = 0; curTime = ktime_get_boottime(); TIME_TEST_INFO("ktime_get_boottime:%lld ns", curTime); 执行结果如下 [492257.266168] timeTest:ktime_drv_init,73:ktime_get_boottime:581660801601637 ns ktime转换为ms的函数 通过ktime_to_ms函数可以从ktime转成ms...
ktime_get_coarse用于低精度时间获取。ktime_get_coarse_ns等函数用于纳秒级时间获取。ktime_mono_to_real将单调时间转换为真实时间。ktime_get_ns等函数用于系统时间、真实时间等纳秒级获取。ktime_get_boottime_ts64和ktime_get_coarse_boottime_ts64用于获取启动时间。ktime_get_boottime_seconds获...
itimer支持us级别,POSIX定时器支持ns级别。 POSIX定时器提供的定时器API如下: int timer_create(clockid_t clock_id, struct sigevent *evp, timer_t *timerid); int timer_settime(timer_t timerid, int flags, const struct itimerspec *value, struct itimerspect *ovalue); int timer_gettime(timer_...
Ubuntu is the modern, open source operating system on Linux for the enterprise server, desktop, cloud, and IoT.
virtual console during boot is expected so some of the inithooks initialization scripts will interact with the user via text dialogs the first time the system boots (e.g., ask for passwords, application settings, etc.). These are the same scripts that get executed if you run "turnkey-init...
default_exp_time = "33334"; /* us */ embedded_metadata_height = "1"; }; . . . ports { #address-cells = <1>; #size-cells = <0>; port@0 { reg = <0>; liimx185_imx185_out0: endpoint { port-index = <0>; bus-width = <4>; ...
Unable to boot after installing WSL 2 We are aware of an issue affecting users where they are unable to boot after installing WSL 2. While we fully diagnose those issue, users have reported thatchanging the buffer sizeorinstalling the right driverscan help address this. Please view thisGitHub...
Linux Boot kernel参数 Kernel Boot Parameters The following table lists commonly-used kernel boot parameters. The kernel boot parameters that were last used to boot a system are recorded in/proc/cmdline, for example: #cat /proc/cmdlinero root=/dev/mapper/VolGroup-lv_root rd_NO_LUKS KEYBOARD...
Data dapat digunakan untuk melakukan tugas konfigurasi otomatis umum dan bahkan menjalankan skrip ketika boot instans. Untuk Amazon ECS, kasus penggunaan yang paling umum untuk data pengguna adalah meneruskan informasi konfigurasi ke daemon Docker dan agen penampung Amazon ECS....
khugepaged.h klist.h kmemleak.h kmod.h kmsan-checks.h kmsan.h kmsan_string.h kmsan_types.h kmsg_dump.h kobj_map.h kobject.h kobject_api.h kobject_ns.h kprobes.h kref.h kref_api.h ks0108.h ks8842.h ks8851_mll.h ksm.h kstrtox.h kthread.h ktime...