Re: [PATCH v17 09/14] iomap: Don't get an reference on ZERO_PAGE for direct I/O block zeroing

To: David Howells <dhowells@xxxxxxxxxx>
Subject: Re: [PATCH v17 09/14] iomap: Don't get an reference on ZERO_PAGE for direct I/O block zeroing
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Tue, 14 Mar 2023 10:33:25 -0700
Cc: Jens Axboe <axboe@xxxxxxxxx>, Al Viro <viro@xxxxxxxxxxxxxxxxxx>, Christoph Hellwig <hch@xxxxxxxxxxxxx>, Matthew Wilcox <willy@xxxxxxxxxxxxx>, Jan Kara <jack@xxxxxxx>, Jeff Layton <jlayton@xxxxxxxxxx>, David Hildenbrand <david@xxxxxxxxxx>, Jason Gunthorpe <jgg@xxxxxxxxxx>, Logan Gunthorpe <logang@xxxxxxxxxxxx>, Hillf Danton <hdanton@xxxxxxxx>, Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>, linux-fsdevel@xxxxxxxxxxxxxxx, linux-block@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, John Hubbard <jhubbard@xxxxxxxxxx>
In-reply-to: <20230308165251.2078898-10-dhowells@redhat.com>
References: <20230308165251.2078898-1-dhowells@redhat.com> <20230308165251.2078898-10-dhowells@redhat.com>

Looks good:

Reviewed-by: Christoph Hellwig <hch@xxxxxx>

References:
- [PATCH v17 00/14] splice, block: Use page pinning and kill ITER_PIPE
  - From: David Howells
- [PATCH v17 09/14] iomap: Don't get an reference on ZERO_PAGE for direct I/O block zeroing
  - From: David Howells