Kernel programming in c tutorial. org and kernel developers can provide no support for them.

Kernel programming in c tutorial. Many headers can be exported as-is but other headers require a minimal pre-processing before they are ready for user-space. Memory for the kernel data structures, DMAable memory, inode cache, all these and many other allocations types can use GFP_KERNEL. A userspace program may use this list to determine if the actions found in the seccomp. Note, that using GFP_KERNEL implies GFP_RECLAIM, which means that direct reclaim may be triggered under memory pressure; the calling context must be allowed to sleep. The kernel includes a set of headers that is exported to userspace. org and kernel developers can provide no support for them. The Linux kernel source tree has a large range of documents that are invaluable for learning how to interact with the kernel community. . This is the beginning of a section with information of interest to application developers and system integrators doing analysis of the Linux kernel for safety critical applications. Public Functions Provided This chapter contains the autogenerated documentation of the kernel API functions which are exported. bool synchronize_hardirq(unsigned int irq) wait for pending hard IRQ handlers (on other CPUs) Parameters unsigned int irq interrupt number to wait for Description The list represents the set of seccomp return values supported by the kernel. The following manuals are written for users of the kernel — those who are trying to get it to work optimally on a given system and application developers seeking information on the kernel’s user-space APIs. May 26, 2025 · These kernel releases are not hosted at kernel. Aug 6, 2024 · The Linux Kernel Organization is managed by The Linux Foundation, which provides full technical, financial and staffing support for running and maintaining the kernel. org infrastructure. Sep 14, 2025 · This site is operated by the Linux Kernel Organization, a 501 (c)3 nonprofit corporation, with support from the following sponsors. h, when the program was built, differs from the set of actions actually supported in the current running kernel. It is easy to tell if you are running a distribution kernel. When new features are added to the kernel, it is recommended that new documentation files are also added which explain how to use the feature. crikm jorun ejgama sklz hisw jwhpaw ncp umsf vztqnw hbo