On Thu, 9 May 2024 at 14:57, Breno Leitao <leitao@xxxxxxxxxx> wrote: > Annotated the reader with READ_ONCE() and the writer with WRITE_ONCE() > to avoid such complaint from KCSAN. I'm not sure the write side part is really needed, since the lock is properly protecting against concurrent readers/writers within the locked region. Does KCSAN still complain if you just add the READ_ONCE() to fuse_readahead()? Thanks, Miklos