Show pageOld revisionsBacklinksBack to top This page is read only. You can view the source, but not change it. Ask your administrator if you think this is wrong. Linux kernel info and subpages -- a ton of this needs to be updated or tossed at this point. New topics page [[Kernel topics|here]]. ===== Linux kernel subtopics ===== * [[cgroupsv2]] * [[SATA port multipliers]] * [[LK_Usermodehelper|User mode helper]] * [[Printing/debugging]] * [[linux_device_trees|Working with device trees]] * [[ASLR]] * [[kernel.exec-shield]] * [[console loglevel]] * [[sysfs]] * [[interrupts]] * [[I2C SMBus]] * [[CAN LIN buses]] ===== Networking topics (NEW) ===== * [[phy.h]] ===== Networking topics (OLD) ===== * [[ip_up_down]] * [[MII and MDIO]] * [[PHY_MDIO|PHY and MDIO]] * [[devm_ioremap_resource]] * [[net_device_attributes|Net device attribute files under /sys/class/net]] * [[ndo_change_carrier]] * [[network namespaces]] * [[ip command]] * [[alloc netdev etherdev]] * [[IPP_UP and IFF_RUNNING]] * [[operstate]] * [[phy link update]] * [[net ioctl]] * [[ifreq ethtool]] ===== Debugging stuff ===== * [[ARM kernel panic]] ===== Upcoming topics ===== ==== Kbuild system ==== * "make xconfig" fails, pkg-config (Qt5) * /lib/modules/* files (modules.alias and so on) * ''include/linux/kconfig.h'', macro checking and so on ==== Kernel data types ==== ==== Modules ==== === General === * Is there a common wrapper for ''module_init()'', ''module_exit()''? === Basic modules === === Parameters === ==== initcalls ==== * ''include/linux/init.h'' ==== EXPORT_SYMBOL, symbols ==== ==== Device trees ==== ==== System calls ==== ==== Printing/debugging ==== * pr_info, dev_dbg, netdev_dbg and so on * #define DEBUG * dynamic debugging ==== ERR_PTR, PTR_ERR, IS_ERR ==== * https://stackoverflow.com/questions/36296130/why-does-is-err-value-cast-negative-max-errno-to-an-unsigned-long) ==== Static analysis ==== * sparse, cocci ==== uapi/ structure ==== * Module loading configuration (/etc/modules-load.d) ==== systemd-udev ==== ==== kernel space virtual memory ==== ==== mmap ==== ==== UIO ==== ==== sysfs ==== * What is the value of an attribute file with perms zero? ==== Timers ==== === Standard timers === === HR timers === === Tickless kernel === ==== Synchronization ==== === mutex/semaphore === === spinlock === === completion === === RCU === ==== Driver model (kobjects) ==== kernel.txt Last modified: 2019/07/27 19:54by rpjday