man/man2/statx.2: Document STATX_DIO_READ_ALIGN

man/man2/statx.2: Document STATX_DIO_READ_ALIGN

Document the new STATX_DIO_READ_ALIGN flag and the new
stx_dio_read_offset_align field guarded by it.

Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Cc: Christian Brauner <brauner@kernel.org>
Cc: Jan Kara <jack@suse.cz>
Cc: Chandan Babu R <chandan.babu@oracle.com>
Cc: Hongbo Li <lihongbo22@huawei.com>
Cc: Ryusuke Konishi <konishi.ryusuke@gmail.com>
Cc: <linux-nilfs@vger.kernel.org>
Cc: <linux-fsdevel@vger.kernel.org>
Cc: <linux-xfs@vger.kernel.org>
Reviewed-by: "Darrick J. Wong" <djwong@kernel.org>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Message-ID: <20250109083226.GA22264@lst.de>
Signed-off-by: Alejandro Colomar <alx@kernel.org>