Re: [PATCH] block: add bio_iov_iter_nvecs for figuring out nr_vecs
From: Christoph Hellwig <hch@infradead.org>
Date: 2020-12-02 08:02:52
Also in:
linux-fsdevel
On Wed, Dec 02, 2020 at 10:10:21AM +0800, Ming Lei wrote:
quoted
Yes, this will need a careful audit, I'm not too sure offhand. For the io_uring case which is sortof the fast path the caller won't free them unless we allow the buffer unregistration to race with I/O.Loop's aio usage is fine, just found fd_execute_rw_aio() isn't good.
Yes. But that one is trivial to fix.