On Mon, Feb 13, 2023 at 01:46:18PM +0000, David Howells wrote: > Use init_sync_kiocb() in filemap_splice_read() rather than open coding it > and filter out IOCB_NOWAIT since the splice is synchronous. If the user has asked for NOWAIT and the splice is going to be synchronous, shouldn't we rather return -EWOULDBLOCK here? Or does this not block? IOW, this either does the wrong thing, or it does something that's irrelevant.