[LINUX] [$] Filesystem testing for stable kernels

[1s2k.pl]

Leah Rumancik led a filesystem-track session at the 2024 Linux Storage, Filesystem, Memory Management, and BPF Summit on the testing needed to qualify XFS patches for the stable kernels. At last year's summit, Rumancik, Amir Goldstein, and Chandan Babu Rajendra presented on their efforts to test and backport fixes for the XFS filesystem to three separate stable kernels. There has been some longstanding unhappiness in the XFS-development community with the stable-kernel process, which led to backports ceasing for that filesystem until Goldstein started working on XFS testing for the stable trees a few years ago. In this year's session, Rumancik updated attendees on how things had gone over the last year and wanted to discuss some remaining pain points for the process.

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