Kernel Boot Command-LineParameter Reference 10 boot time parameters you should know about the Linux kernel The Linux BootPrompt-HowTo,http://www.tldp.org/HOWTO/BootPrompt-HOWTO.html Kernel boot command-line parameter reference: Chapter 9 - Linux Kernel in a Nutshell http://wiki.ubuntu.org.cn...
4.3. Changing kernel command-line parameters for all boot entries Copy link Change kernel command-line parameters for all boot entries on your system. Important When installing a newer version of the kernel in RHEL ...
The kernel parses parameters from the kernel command line up to “--“; if it doesn’t recognize a parameter and it doesn’t contain a ‘.’, the parameter gets passed to init: parameters with ‘=’ go into init’s environment, others are passed as command line arguments to init. Eve...
首先,kernel有哪些参数呢? 在linux的源代码中,有这样的一个文档Documentation/kernel-parameters.txt,它介绍了kernel的各个参数及其意义。 其次,kernel启动参数以空格分隔,而且是严格区分大小写的(如:mem和MEM是不一样的)。 再次,对于module特有的kernel参数写法是这样的,[module name].[parameter=XX],例如,igb.max_...
parameters. */#define__module_param_call(prefix,name,ops,arg,perm,level)\/* Default value instead of permissions? */\staticint __param_perm_check_##name__attribute__((unused))=\BUILD_BUG_ON_ZERO((perm)<0||(perm)>0777||((perm)&2))\+BUILD_BUG_ON_ZERO(sizeof(""prefix)>MAX_PARA...
4.4. Changing kernel command-line parameters for a single boot entry 4.5. Changing kernel command-line parameters temporarily at boot time 4.6. Configuring GRUB settings to enable serial console connection 5. Configuring kernel parameters at...
parameters. */ #define __module_param_call(prefix, name, ops, arg, perm, level) \ /* Default value instead of permissions? */ \ static int __param_perm_check_##name __attribute__((unused)) = \ BUILD_BUG_ON_ZERO((perm) < 0 || (perm) > 0777 || ((perm) & 2)) \ ...
*/ setup_per_cpu_areas(); /* 在SMP系统中有用,设置每个CPU的per-cpu数据*/ smp_prepare_boot_cpu(); /* arch-specific boot-cpu hooks */ boot_cpu_hotplug_init(); pr_notice("Kernel command line: %s\n", saved_command_line); /* parameters may set static keys */ jump_label_init();...
* unused parameters (modprobe will find them in /proc/cmdline). */ static int __init unknown_bootoption(char *param, char *val) { repair_env_string(param, val); /* Handle obsolete-style parameters */ if (obsolete_checksetup(param)) return 0; /* Unused module parameter. *...
[ 0.000000] Unknown kernelcommandline parameters"ttymxc1,115200 fbmem=10M", will be passed to user space. [ 0.000000] Dentry cachehashtable entries: 131072 (order: 7, 524288 bytes, linear) [ 0.000000] Inode-cachehashtable entries: 65536 (order: 6, 262144 bytes, linear) [ 0.000000] Built ...