On Wed, Jul 16, 2025 at 07:48:08PM +0800, Ming Lei wrote: > This patch fixes the issue by using the AIO-specific helpers > `kiocb_start_write()` and `kiocb_end_write()`. These functions are > designed to be used with a `kiocb` and manage write sequencing > correctly for asynchronous I/O without introducing the problematic > lock dependency. Maybe explain what it actually does. That is drop and reacquire the lockdep notion of a held lock, because the process is not holding it but instead handing it of to the one handling the completion of the asynchronous I/O. The change looks fine to me, but this commit log is rather confusing.
