On Wed, Apr 16, 2025 at 01:34:26PM +0800, Lizhi Xu wrote: > On Tue, 15 Apr 2025 21:37:04 -0700, Christoph Hellwig wrote: > > > The ntfs3 can use the page cache directly, so its address_space_operations > > > need direct_IO. > > > > This sentence still does not make any sense. > Did you see the following comments? > https://lore.kernel.org/all/20250415010518.2008216-1-lizhi.xu@xxxxxxxxxxxxx/ I did, but that changes nothing about the fact that the above sentence doesn't make sense.