Validating device drivers and libraries
I am designing a small robot where i need to use some sensors and equipments like camera, imu, motor driver etc. What i'm trying to do is write/modify the device drivers and libraries with xenomai so...
View ArticleDoes proc_create function automatically creates folder with name parameter?
Function declaration:static inline struct proc_dir_entry *proc_create(const char *name, umode_t mode,struct proc_dir_entry *parent, const struct file_operations *proc_fops)struct file_operations...
View ArticleLinux kernel config to enable XEN PV drivers on HVM
I have a HVM. But it cannot see the realtek 8139 nic that Xen provides. I think I need to enable PV drivers to make it work. I enabled CONFIG_XEN_NETDEV_FRONTEND in the config. That doesn't work...
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Jupyter kernel error and the methods on web does not work
The jupyter kernel errors.[suzu@kusanagi71 ~]$ jupyter kernelspec list Available kernels: python3 /home/suzu/.local/share/jupyter/kernels/python3 [suzu@kusanagi71 ~]$ whereis python3 python3:...
View ArticleHow can I attached a BPF program to a kernel function via a kprobe?
The Cilium BPF and XDP Reference Guide describes how you can load a BPF program to a netdevice via the ip and tc commands. How would I attach a BPF program to a kernel function/userspace function in...
View Articlewhat is the advantage about mips uasm code
In the kernel’s TLB processing part of the mips architecture, there are some uasm code, which is another way to generate assembly instead of using gcc.I don’t know why not write inline assembly instead...
View ArticleWhat is the difference between CKRM and cgroup.
Are they same?Could some one please explain in detail. I have gone through the web links and found both do the resource management.Is one is newer than the other one?How a multimedia application can...
View ArticleHow to make restrictions to the CNN kernel in tensorflow?
Our specific training problem requires that all the weights in a CNN kernel must be positive. Anyone knows how to do that?
View ArticleGetting kernel error while trying to open Jupyter notebook or Spyder
While opening Jupyter notebook or Spyder, I am continuously getting 'kernel error' notification. Tried to reinstall anaconda3, ipython, kernel but the issue stays. I had downloaded Python 3.7 in...
View ArticleInvalid Process Attach in KDMF driver
I am trying to implement a driver, which will read/write memory in the user-space process. For that, I need to get the process base address. I am using this function for that:PVOID...
View Articlestarting gpfs having error Unable to verify kernel/module configuration
[root@localhost ~]# /usr/lpp/mmfs/bin/mmstartup -a Fri Nov 15 18:42:06 IST 2019: mmstartup: Starting GPFS ... localhost: mmremote: startSubsys: The...
View ArticleIssue Building TIPC module for RHEL7.6 base kernel
I am trying to build the TIPC module for RHEL7.6 kernel. I set up the build environment but ran into the EXACT set of problems shown here. Apparently Red Hat ported some kernel changes but didn't...
View ArticleBuffer contains executable data or not? C++ MSDN
I am new to MSDN development (C++). I wanted to know if there is any function or API to check if a buffer in kernel is executable or not.
View ArticleFitting kernel density estimation across columns in a python dataframe
I am trying to apply a kde across all the columns of a dataframe (df)- where each column is a time series. At the moment i am just trying to apply it to one column and it's not working, and i don't...
View Articlehow to set samsung j1 2016 selinux to permissive
I have a Samsung j1 2016 (j120f), I would like to put my kernel from enforcing to permissive mode. I try to use my boot.img to add in kernel command line androidboot.selinux=permissive with...
View ArticleWHO IS CREATED ENYELKM AND WHAT YEAR ENYELKM WAS CREATED?
I need to complete my assignment Operating System and I cannot found the creator and the year of creating Enyelkm. As I know Enyelkm is one of the kernel-mode rootkits. Enyelkm is one of the...
View ArticleMultiboot 1 Boot Information total size
Is there a quick and reliable way find out the total size of the Multiboot 1 boot information in memory?Just to clarify: I'm not asking about the size of the structure pointed to by the value in the...
View Articlekernel dies after fitting model using fbprophet
from fbprophet import Prophet model = Prophet() model.fit(data)immediately I get the following errorenter image description here
View ArticleHow to modify linux kernel to force sda always being sata disk?
MOTIVATIONI'm working on a iso installer. For some strange reasons, this installer must choose sda as the disk that os will be installed in. So there is no workaround on the installer itself and I want...
View ArticleWhy the preempt_count is not the per cpu variable in old version linux kernel...
I have question about the preemptive_count in the old linux kernel (e.g. 2.6.33) #define preempt_count() (current_thread_info()->preempt_count) all the related field in this variable is about the...
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