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Repair Windows errors before they cause bigger problemsFix Now →Fix the driver behind crashes, sound loss and screen glitchesFind Drivers →Clear out junk files and repair common Windows errorsFree Scan →Linux kernel 5.17 was released on March 20, 2022. Its most visible change was AMD P-State, alongside expanded support for new hardware, Intel AMX virtualization, filesystem infrastructure and security hardening. It is a historical release, so whether any of its changes matter to you today depends on the kernel and backports in your Linux distribution—not on a general promise of faster performance.
What changed in Linux kernel 5.17?
Version 5.17 was a broad, normal-sized kernel release rather than a redesign aimed at desktop users. Its notable work spans processor power management, hardware enablement, virtualization, kernel development facilities and security. The release did not establish an aggregate feature count or benchmark gain, so a specific speed improvement should not be inferred from the feature list.
AMD P-State offers another CPU power-management option
The headline change was AMD P-State, an alternative to ACPI CPUFreq developed with upcoming AMD systems in mind. It gives the kernel another way to manage CPU performance and power behavior. Its practical value depends on supported hardware and the kernel configuration and drivers provided by a distribution; its inclusion alone does not establish a performance gain for every AMD system.
Intel hardware and virtualization gained support
Kernel 5.17 added Intel AMX support for KVM virtualization and initial enablement for Intel Raptor Lake. These are targeted capabilities: they matter to users whose processors and virtualization setup can use them, not as general-purpose changes for every Linux installation.
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More devices received kernel support
The release advanced support for a range of devices and platforms, including Universal Stylus support, Intel Platform Firmware Runtime updating, initial support for Qualcomm Snapdragon 8 Gen 1, Alder Lake-P graphics progress, and additional tablet and laptop work. “Initial” or “progress” matters here: inclusion in a kernel release does not necessarily mean every feature of a device is fully supported.
Kernel and filesystem infrastructure moved forward
Among the lower-level changes were arm64 KCSAN, the eBPF bpf_loop() helper, improved ID-mapped mounts, reference-count tracking, BLAKE2s random-number generation and a rewritten network filesystem cache. These changes are most relevant to developers, maintainers and users whose workloads or filesystems rely on the affected facilities.
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- I/O Ports: 2x USB 3.1 (Data Only), 1x USB 2.0, 1x HDMI, 1x Headphone/Microphone Combo Jack
- Linux Mint Cinnamon 64-Bit - 6-Row Keyboard w/ Full Numberpad
Security hardening included a speculation mitigation
Kernel 5.17 added straight-line speculation mitigation. This is a security-oriented change, not a guarantee of a universal performance improvement; the release materials do not quantify a system-wide speed effect.
What did the release cycle say about stability?
Linux 5.17 stable was released on March 20, 2022, after the development cycle was extended by a week for final fixes and reverts. Linus Torvalds described the extra week as calm and said it allowed maintainers to address last-minute issues that otherwise might have reached stable users. That account describes the release process; it is not a guarantee that every configuration or device is free of bugs.
Rank #3
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Should you upgrade to Linux 5.17?
For most people, the useful question is whether their distribution provides a supported kernel with a fix or feature they need. Distributions may ship a different kernel version or backport selected changes, so the version number alone does not show whether a particular feature is present.
- Check the distribution’s kernel notes if you use AMD hardware and specifically want to evaluate AMD P-State.
- Check hardware and virtualization requirements if you need Intel AMX in KVM or support for Raptor Lake, Alder Lake-P graphics, Snapdragon 8 Gen 1, a stylus, or a newer laptop or tablet.
- Look for the relevant change by name if you develop with eBPF or KCSAN, or depend on ID-mapped mounts or network filesystem caching.
- Do not upgrade solely for an assumed speed boost. The release sources describe features and fixes, not a general benchmark result.
Because 5.17 dates to 2022, it should not be treated as a current recommendation to install that specific kernel. Prefer the supported kernel offered by your distribution, and follow its guidance for testing, updates and recovery if a kernel change causes problems.
Rank #4
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How to compare 5.17 with your current kernel
Compare the capability you need rather than treating kernel versions as a simple ranking. Check these areas against your distribution’s release notes and hardware documentation:
Quick Recap
Best Value
- Powerful Linux Laptop: This IdeaPad Slim 3 Laptop comes pre-installed with Ubuntu Linux, offering fast performance, robust security, and a clean, user-friendly experience. Enjoy full customization, seamless hardware compatibility, and access to thousands of open-source apps. Whether you're working, creating, or coding, it's built to keep up with everything you do.
- A Multitasking Master: The latest AMD Ryzen 7 5825U processor (up to 4.5 GHz) delivers powerful performance with 8 cores and 16 threads for smooth multitasking. Integrated AMD Radeon Graphics provide crisp visuals for streaming, browsing, photo editing, and casual gaming. With smart machine intelligence, it adapts to your needs for a fast, responsive experience.
- 15.6" Full HD Display: The IdeaPad Slim 3 boasts an 88% screen-to-body ratio for a floating, edge-to-edge visual experience. TÜV Low Blue Light certification reduces eye strain, making it perfect for long work or study sessions.
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- CPU power management: whether AMD P-State is available and appropriate for your processor.
- Device and graphics support: whether the driver or platform change relevant to your laptop, tablet, stylus or graphics hardware is included.
- Virtualization: whether your processor and KVM setup can use the Intel AMX support.
- Filesystem and development facilities: whether the relevant cache, mount, eBPF or KCSAN changes affect your use case.
- Security: whether the mitigation applies to your system and how your distribution integrates it.
- Backports: whether your current distribution kernel already includes the specific fix or driver, even if its displayed version is earlier.
Sources and release details
- Phoronix: “Linux 5.17 Released With AMD P-State Driver, Plenty Of New Hardware Support” (March 20, 2022)
- LWN.net: “The 5.17 kernel has been released” (March 20, 2022)
- Phoronix: “Linux 5.17 Features From New AMD P-State To Xilinx Drivers, Lots Of New Hardware” (January 23, 2022)
- LWN.net: “Kernel release status” (March 23, 2022)
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.
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