Re: [PATCH v5 01/25] fuse: Fix dax truncate/punch_hole fault path

2025-01-08 Thread Alistair Popple
On Wed, Jan 08, 2025 at 02:30:24PM -0800, Dan Williams wrote: > Alistair Popple wrote: > > FS DAX requires file systems to call into the DAX layout prior to > > unlinking inodes to ensure there is no ongoing DMA or other remote > > access to the direct mapped page. The fuse file system implements >

Re: [PATCH v5 01/25] fuse: Fix dax truncate/punch_hole fault path

2025-01-08 Thread Dan Williams
Alistair Popple wrote: > FS DAX requires file systems to call into the DAX layout prior to > unlinking inodes to ensure there is no ongoing DMA or other remote > access to the direct mapped page. The fuse file system implements > fuse_dax_break_layouts() to do this which includes a comment > indica