Re: [PATCH v2 1/5] fs, xfs: introduce S_IOMAP_IMMUTABLE

From: Christoph Hellwig
Date: Sat Aug 05 2017 - 05:47:19 EST


We should not allow users to create immutable files. We have
proper ways to synchronize I/O, and this is just an invitation
for horrible abuses that should not be allowed, and which we've
always people told not to do.