Linus Torvalds let Claude Code fix the Linux page cache. Reviewers found a race
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Ranked by a public rubric, not by votes: what a comment adds counts, not who wrote it. How comments are ranked · Comment rules
Summary
Linus Torvalds used Anthropic's Claude Code to write a 10-patch series aimed at a Linux page-cache reference-counting bottleneck that had persisted for over two years, reporting a 23-fold throughput gain in a synthetic benchmark.