p->addr = addr; p->cpu = smp_processor_id(); p->pid = current->pid; p->when = jiffies; trace_android_vh_save_track_hash(alloc == TRACK_ALLOC, p); //2.注册这里外部的ko即可获取到调用栈 } else { memset(p, 0, sizeof(struct track)); } } ko中的实现基本就是将slub.c,slab_...
mem_data= *(uint64_t*)va_pos >>40;if(mem_data==0xb0ffff|| mem_data==0xb0cccc|| mem_data==0xb00000){ pr_emerg(“address[%px]=%lx, CPU=%d\n”, __pa(va_pos),*(uint64_t*)va_pos, smp_processor_id()); pr_emerg(“---current process stack---\n”); _kprint_stack(cu...
This is dependent on the target device and is effective with Symmetrical Multi Processing (SMP). Check the document SMP Debug with CCS in the section References.7.2.7. Disassembly Style Options 7.2.7.1. ARM This category is only applicable for ARM7, ARM9, Cortex R/A devices and sets the ...
commonly used smp_processor_id() function and will print warnings if kernel code uses it in a preemption-unsafe way. Also, the kernel will detect preemption count underflows. This option has potential to introduce high runtime overhead, depending on workload as it triggers debug...
__func__, smp_processor_id(), vector); } else { __this_cpu_write(vector_irq[vector], VECTOR_UNUSED); } } exiting_irq(); set_irq_regs(old_regs); return 1; } 5.7. crash &panic 5.7.1. crash 内核coredump分析。 5.7.2. hung task detect ...
编译 查看编译机器Linux内核版本 先查看本地主机内核版本, 这一步主要是为了防止应用切换内核版本后不兼容, 故编译的内核尽量确保跟原本内核版本一致 [root@10-10-88-195 ~]# uname -aLinux10-10-88-1953.10.0-693.el7.x86_64#1 SMP Thu Jul 6 19:56:57 EDT 2017 x86_64 x86_64 x86_64 GNU/Linux[...
"id":"pc.ram","size":17179869184} -overcommit mem-lock=off -smp 8,sockets=8,cores=1,threads=1 -uuid 48fd510f-4c9e-4761-b37c-5dfe0af49a63 -display none -no-user-config -nodefaults -chardev socket,id=charmonitor,fd=23,server=on,wait=off -mon chardev=charmonitor,id=monitor,mode...
processor # 查看处理器相关的硬件信息 $ dmidecode --type memory # 查看内存相关的硬件信息 $ dmidecode |grep 'Serial Number' # 查看主板的序列号 $ dmidecode -s system-serial-number # 查看系统序列号 $ dmidecode -t 11 # 查看OEM信息 $ dmidecode -t 7 # 查看L1/L2/L3 Cache信息 $ dmidecode -...
在弹窗界面中找到Processor type and features,回车select 在目录找到下面的语句,按N键取消,关闭地址随机化。 [] Randomize the address of the kernel image (KASLR) 先按save一波,保存一下.config 下一步启用内核debug,后退到设置主界面,Kernel hacking —> ,点击enter进入子目录,找到Compile-time checks and com...
对称多处理器 (SMP) 计算机中线程的线程关联掩码。 有关线程相关性掩码的详细信息,请参阅平台 SDK。 地缘仅在有效中设置DEBUG_TBINFO_AFFINITY位标志时有效。 要求 要求价值 标头dbgeng.h (包括 DbgEng.h) 反馈 此页面是否有帮助? 是否 提供产品反馈| ...