[RFC PATCH v4 07/11] fs: statx add write zeroes unmap attribute

[Christoph Hellwig]

On Tue, May 06, 2025 at 12:28:54PM +0800, Zhang Yi wrote:
> OK, since this statx reporting flag is not strongly tied to
> FALLOC_FL_WRITE_ZEROES in vfs_fallocate(), I'll split this patch into
> three separate patches.

I don't think that is the right thing to do do.  Keep the flag addition
here, and then report it in the ext4 and bdev patches adding
FALLOC_FL_WRITE_ZEROES as the reporting should be consistent with
the added support.