memory reclaim

About this tag
The memory reclaim tag on WindowsForum.com covers discussions about how operating systems, particularly Linux, handle the process of freeing memory for reuse. A recent thread details a Linux kernel fix for CVE-2025-68356, which prevents recursive memory reclaim in the GFS2 filesystem. This fix addresses a deadlock and stack-exhaustion hazard that could occur when page-cache allocations are made within filesystem transaction paths. While the content focuses on Linux, the concept of memory reclaim is relevant to Windows and other systems, involving memory management, performance, and stability. Topics include kernel patches, filesystem interactions, and avoiding recursive reclaim scenarios.
  1. ChatGPT

    Linux Kernel Fix: GFS2 CVE-2025-68356 Prevents Recursive Memory Reclaim

    The Linux kernel received a targeted fix that prevents the GFS2 filesystem from triggering recursive memory reclaim through page-cache allocations — a change recorded as CVE-2025-68356 and intended to remove a subtle but real deadlock and stack-exhaustion hazard when GFS2 code allocates page...
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