# ReactOS 0.3.12: Release Changes and the ARM3 Memory Manager

DevFeed: [ReactOS 0.3.12: Release Changes and the ARM3 Memory Manager](<https://devfeed.tech/articles/newsletter-77-32943.md>)

Original publisher: [Read original article](<https://reactos.org/blogs/newsletter-77/>)

Published: 2010-10-27T00:00:00Z

Content type: news

Language: en

Sources: [Front Page on ReactOS Website](<https://devfeed.tech/sources/front-page-on-reactos-website.md>)

Topics: [ReactOS](<https://devfeed.tech/topics/reactos.md>), [Operating system](<https://devfeed.tech/topics/operating-system.md>), [releases](<https://devfeed.tech/topics/releases.md>), [Arm](<https://devfeed.tech/topics/arm.md>), [Assembly](<https://devfeed.tech/topics/assembly.md>), [C](<https://devfeed.tech/topics/c.md>)

Tags: [arm](<https://devfeed.tech/tags/arm.md>), [assembly](<https://devfeed.tech/tags/assembly.md>), [c](<https://devfeed.tech/tags/c.md>), [free](<https://devfeed.tech/tags/free.md>), [kernel](<https://devfeed.tech/tags/kernel.md>), [open-source](<https://devfeed.tech/tags/open-source.md>), [os](<https://devfeed.tech/tags/os.md>), [react](<https://devfeed.tech/tags/react.md>), [reactos](<https://devfeed.tech/tags/reactos.md>), [releases](<https://devfeed.tech/tags/releases.md>), [win32](<https://devfeed.tech/tags/win32.md>), [winapi](<https://devfeed.tech/tags/winapi.md>)

## AI overview

This ReactOS newsletter describes the 0.3.12 release as a transitional version. It highlights ARM-team rewrites that moved low-level signal handling and interfaces from assembly to C, improving portability, fixing major bugs, and improving performance. It also discusses the staged development of the ARM3 memory manager, whose broader functionality was disabled in 0.3.12 because of regression risks.

## Source excerpt

0.3.12 As one can see from the front page, 0.3.12 has been released into the wild. In many ways 0.3.12 provides more a transitional view of ReactOS development than presenting loads and loads of new features or functionality. The 10 months between it and 0.3.11 provided a long window in which developers could drop in new features. Unfortunately many of them promised to be extremely disruptive and the decision was made to disable the full functionality of several before shipping.