Kernel page-table isolation (KPTI or PTI, previously called KAISER) is a Linux kernel feature that mitigates the Meltdown security vulnerability (affecting...
14 KB (1,275 words) - 09:13, 15 August 2024
2017-12-29. Corbet, Jonathan (2017-12-20). "The current state of kernel page-table isolation". Linux Weekly News. Archived from the original on 2018-01-04...
39 KB (4,397 words) - 10:29, 12 June 2025
Meltdown (security vulnerability) (category All pages needing cleanup)
as kernel page-table isolation (KPTI). KPTI patches have been developed for Linux kernel 4.15, and have been released as a backport in kernels 4.14.11 and...
87 KB (8,241 words) - 14:35, 26 December 2024
Kaiser (disambiguation) (category All article disambiguation pages)
(supermarket), a German supermarket chain KAISER, an alternate name for kernel page-table isolation, a security method Kaiser window, a window function used for...
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KPTI (disambiguation) (category All article disambiguation pages)
KPTI is the kernel page-table isolation hardening feature in the Linux kernel to mitigate the Meltdown security vulnerability in Intel and other CPUs...
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system kernel process and the user processes – as was highlighted by the Meltdown security vulnerability. Mitigation strategies such as kernel page-table isolation...
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invoking the kernel function varies from kernel to kernel. If memory isolation is in use, it is impossible for a user process to call the kernel directly...
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the operating system's kernel. In CPUs implementing the x86 instruction set architecture (ISA) for instance, the memory paging is enabled via the CR0...
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system kernels can provide insight into the design and architectural choices made by the developers of particular operating systems. The following tables compare...
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GDT Table Archived 2009-10-17 at the Wayback Machine at OSDev.org GDT Tutorial Archived 2009-02-14 at the Wayback Machine at OSDev.org Bran's Kernel Dev...
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OS-level virtualization (category Linux kernel features)
the current running process and its children. In addition to isolation mechanisms, the kernel often provides resource-management features to limit the impact...
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Linux namespaces (category Interfaces of the Linux kernel)
Namespaces are a feature of the Linux kernel that partition kernel resources such that one set of processes sees one set of resources, while another set...
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Direct Rendering Manager (redirect from Kernel mode setting)
The Direct Rendering Manager (DRM) is a subsystem of the Linux kernel responsible for interfacing with GPUs of modern video cards. DRM exposes an API that...
108 KB (10,082 words) - 18:03, 16 May 2025
L4 microkernel family (redirect from L4 kernel)
cross-platform and to improve security, isolation, and robustness. There have been various re-implementations of the original L4 kernel application binary interface...
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Cgroups (redirect from Namespace isolation)
cgroups (abbreviated from control groups) is a Linux kernel feature that limits, accounts for, and isolates the resource usage (CPU, memory, disk I/O,...
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Virtual memory (redirect from Paged virtual memory)
due to memory isolation, and being able to conceptually use more memory than might be physically available, using the technique of paging or segmentation...
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1966; it included page-translation-table hardware for virtual memory and other techniques that allowed a full virtualization of all kernel tasks, including...
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PTI (category All article disambiguation pages)
as a successor to the Internet Assigned Numbers Authority Page-table isolation, a Linux kernel feature that mitigates the Meltdown security vulnerability...
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Operating system (category Wikipedia pages semi-protected against vandalism)
than others. Those with no isolation between the kernel and applications are least secure, while those with a monolithic kernel like most general-purpose...
70 KB (8,176 words) - 14:39, 31 May 2025
Sweet corn (category Pages using infobox nutritional value with unknown parameters)
control conversion of sugar to starch inside the endosperm of the corn kernel. Sweet corn is picked when still immature (the milk stage) and prepared...
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PostgreSQL (redirect from Table inheritance in PostgreSQL)
compliance. PostgreSQL features transactions with atomicity, consistency, isolation, durability (ACID) properties, automatically updatable views, materialized...
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orphaned processes. Init is started by the kernel during the booting process; a kernel panic will occur if the kernel is unable to start it, or it should die...
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Memory protection (redirect from Memory isolation)
page table for each process, a page table for each segment, or a hierarchy of page tables, depending on the architecture and the OS. The page tables are...
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multi-processor real-time scheduler for the Linux kernel, particularly suitable for temporal isolation and provisioning of QoS guarantees to complex multi-threaded...
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a kernel that is not evaluated to an MLS-capable protection profile. Those types of features are services run on the kernel and depend on the kernel to...
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scheduling and handling the network.[citation needed] Process isolation "A Sneak-Peek into Linux Kernel - Chapter 2: Process Creation" "CreateProcessA function...
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are; kernel In some operating systems, the OS is split into a low level region called the kernel and higher level code that relies on the kernel. Typically...
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Device file (category Interfaces of the Linux kernel)
Filesystem. "Driver Core: devtmpfs - kernel-maintained tmpfs-based /dev". LWN. Retrieved 2009-08-10. "devfs(7FS)". man pages section 7: Device and Network Interfaces...
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to be rebuilt. For instance, if the kernel is changed, then the package manager will ensure that external kernel modules will be rebuilt. Similarly, when...
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able to perform a good forecast about future behaviors. LLM starts from a table including a target variable (output) and some inputs and generates a set...
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