kprobes: Use dedicated kthread for kprobe optimizer

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Instead of using generic workqueue, use a dedicated kthread for optimizing
kprobes, because it can wait (sleep) for a long time inside the process
by synchronize_rcu_task(). This means other works can be stopped until it
finishes.

Link: https://lore.kernel.org/all/176970170302.114949.5175231591310436910.stgit@devnote2/

Suggested-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>

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Masami Hiramatsu (Google) 2026-01-30 00:48:23 +09:00

parent b8121b9cdc

commit 73c12f2094

1 changed files with 86 additions and 20 deletions

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106

kernel/kprobes.c

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