Intel(R) Core(TM) i5-6500 CPU @ 3.20GHz
thelinuxchannel Intel(R) Celeron(R) CPU N3050 @ 1.60GHz
Linux Kernel Network Programming – struct net_device data-structure – netif_running() API and state variable
Refer:Linux Kernel Source:first_net_device() ↗netif_running() ↗ Here is the copy paste of netif_running() API implementation (include/linux/netdevice.h) from the Kernel-source version 6.6 for quick reference: Download this episode my entire kernel module…
Linux Kernel Network Programming – struct net_device data-structure – Traverse net_device Linked-list – Sample Demo
Refer:Linux Kernel Source:first_net_device() ↗next_net_device() ↗ Download this episode my entire kernel module sample code, make file, clean script HERE.And here is the same source code for a quick reference. Its…
Linux Kernel Network Programming – struct net_device data-structure – dev_get_by_index() API
Refer:Linux Kernel:dev_get_by_index() prototype ↗dev_get_by_index() implementation ↗ Here is the copy paste of dev_get_by_index() API implementation (net/core/dev.c) from the Kernel-source version 6.6 for quick reference: Download this episode my entire kernel…
Linux Kernel Network Programming – struct net_device data-structure – dev_get_by_name() API
Refer:Linux Kernel:dev_get_by_name() prototype ↗dev_get_by_name() implementation ↗ Here is the copy paste of dev_get_by_name() API implementation (net/core/dev.c) from the Kernel-source version 6.6 for quick reference: Download this episode my entire kernel…
Linux Kernel Network Programming – struct net_device data-structure – Code-walk, Example
Refer:Linux Kernel struct net_device ↗ Here is the copy paste of struct net_device (include/linux/netdevice.h) from the Kernel-source version 6.6 for quick reference:
Linux Kernel Network Programming – struct net_device data-structure – Introduction
struct net_device, is the main Linux Kernel network interface or network port data-structure. Each network interface entry whatever you find in user-space commands like ifconfig, ip link, ip addr, is…
Linux Kernel FileSystems Sub-system – Tracing VFS APIs – vfs_mknod() vfs_mkdir() vfs_rename()
Refer:Wiki – Virtual file system ↗ Linux Kernel:fs/namei.c – vfs_mknod(), vfs_mkdir(), vfs_rename() ↗ Here is the source-code from the Kernel-source version 6.5.9 for quick reference:
Linux Kernel FileSystems Sub-system – Role of VFS(Virtual File System)
Refer:Wiki – Virtual file system ↗Linux Kernel Storage Stack Diagram ↗Image – Linux Virtual File System ↗
Linux Kernel FileSystems Sub-system – Introduction inodes – struct inode data-structure
Refer:Wiki File system ↗ Linux Kernel Source:/fs/inode.c ↗struct inode ↗ Linux Kernel – filesystem type specific inode handlers:/fs/ext4/inode.c ↗/fs/btrfs/inode.c ↗/fs/ext2/inode.c ↗ Here is the struct inode (/include/linux/fs.h) from the Kernel-source…
Linux Kernel FileSystems Sub-system – Introduction – register_filesystem() APIs – data-structures
Refer:Wiki File system ↗ Linux Kernel Source:/fs/filesystems.c ↗register_filesystem(), unregister_filesystem() APIs ↗struct file_system_type data-structure ↗ Linux Kernel – ext4 filesystem type:static struct file_system_type ext2_fs_type ↗static struct file_system_type ext3_fs_type ↗static struct file_system_type…