On Fri, Feb 17, 2023 at 02:48:31PM +0000, Shiyang Ruan wrote: > xfs_notify_failure.c requires a method to invalidate all dax mappings. > drop_pagecache_sb() can do this but it is a static function and only > build with CONFIG_SYSCTL. Now, move its implementation into super.c and > call it super_drop_pagecache(). Use its second argument as invalidator > so that we can choose which invalidate method to use. > > Signed-off-by: Shiyang Ruan <ruansy.fnst@xxxxxxxxxxx> I got no repsonse last time, so I'll just post a link to the concerns I stated about this: https://lore.kernel.org/linux-xfs/20230205215000.GT360264@xxxxxxxxxxxxxxxxxxx/ -Dave. -- Dave Chinner david@xxxxxxxxxxxxx