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From: Christoph Hellwig <hch@infradead.org>
To: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Cc: linux-fsdevel@vger.kernel.org, linux-xfs@vger.kernel.org,
	linux-mm@kvack.org
Subject: Re: [PATCH 04/14] iomap: Support THPs in iomap_adjust_read_range
Date: Thu, 15 Oct 2020 10:50:58 +0100
Message-ID: <20201015095058.GB23441@infradead.org> (raw)
In-Reply-To: <20201014030357.21898-5-willy@infradead.org>

On Wed, Oct 14, 2020 at 04:03:47AM +0100, Matthew Wilcox (Oracle) wrote:
> Pass the struct page instead of the iomap_page so we can determine the
> size of the page.  Use offset_in_thp() instead of offset_in_page() and
> use thp_size() instead of PAGE_SIZE.  Convert the arguments to be size_t
> instead of unsigned int, in case pages ever get larger than 2^31 bytes.
> 
> Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
> ---
>  fs/iomap/buffered-io.c | 23 ++++++++++++-----------
>  1 file changed, 12 insertions(+), 11 deletions(-)
> 
> diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c
> index 935468d79d9d..95ac66731297 100644
> --- a/fs/iomap/buffered-io.c
> +++ b/fs/iomap/buffered-io.c
> @@ -82,16 +82,16 @@ iomap_page_release(struct page *page)
>  /*
>   * Calculate the range inside the page that we actually need to read.
>   */
> -static void
> -iomap_adjust_read_range(struct inode *inode, struct iomap_page *iop,
> -		loff_t *pos, loff_t length, unsigned *offp, unsigned *lenp)
> +static void iomap_adjust_read_range(struct inode *inode, struct page *page,
> +		loff_t *pos, loff_t length, size_t *offp, size_t *lenp)

Can you please stop the pointless reformatting?

  reply index

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-14  3:03 [PATCH 00/14] Transparent Huge Page support for XFS Matthew Wilcox (Oracle)
2020-10-14  3:03 ` [PATCH 01/14] fs: Support THPs in vfs_dedupe_file_range Matthew Wilcox (Oracle)
2020-10-14 16:12   ` Darrick J. Wong
2020-10-14 17:16     ` Matthew Wilcox
2020-10-14  3:03 ` [PATCH 02/14] fs: Make page_mkwrite_check_truncate thp-aware Matthew Wilcox (Oracle)
2020-10-14 16:17   ` Darrick J. Wong
2020-10-14 17:23     ` Matthew Wilcox
2020-10-14  3:03 ` [PATCH 03/14] iomap: Support THPs in BIO completion path Matthew Wilcox (Oracle)
2020-10-15  9:50   ` Christoph Hellwig
2020-10-14  3:03 ` [PATCH 04/14] iomap: Support THPs in iomap_adjust_read_range Matthew Wilcox (Oracle)
2020-10-15  9:50   ` Christoph Hellwig [this message]
2020-10-14  3:03 ` [PATCH 05/14] iomap: Support THPs in invalidatepage Matthew Wilcox (Oracle)
2020-10-14 16:33   ` Darrick J. Wong
2020-10-14 17:26     ` Matthew Wilcox
2020-10-14 20:00       ` Brian Foster
2020-10-14  3:03 ` [PATCH 06/14] iomap: Support THPs in iomap_is_partially_uptodate Matthew Wilcox (Oracle)
2020-10-14  3:03 ` [PATCH 07/14] iomap: Support THPs in readpage Matthew Wilcox (Oracle)
2020-10-14 16:39   ` Darrick J. Wong
2020-10-14 17:35     ` Matthew Wilcox
2020-10-14  3:03 ` [PATCH 08/14] iomap: Support THPs in readahead Matthew Wilcox (Oracle)
2020-10-15  9:52   ` Christoph Hellwig
2020-10-14  3:03 ` [PATCH 09/14] iomap: Change iomap_write_begin calling convention Matthew Wilcox (Oracle)
2020-10-14 16:47   ` Darrick J. Wong
2020-10-14 17:41     ` Matthew Wilcox
2020-10-14 18:08       ` Matthew Wilcox
2020-10-14  3:03 ` [PATCH 10/14] iomap: Handle THPs when writing to pages Matthew Wilcox (Oracle)
2020-10-14  3:03 ` [PATCH 11/14] iomap: Support THP writeback Matthew Wilcox (Oracle)
2020-10-14  3:03 ` [PATCH 12/14] iomap: Inline data shouldn't see THPs Matthew Wilcox (Oracle)
2020-10-14  3:03 ` [PATCH 13/14] iomap: Handle tail pages in iomap_page_mkwrite Matthew Wilcox (Oracle)
2020-10-14  3:03 ` [PATCH 14/14] xfs: Support THPs Matthew Wilcox (Oracle)
2020-10-14 16:51   ` Darrick J. Wong
2020-10-14 17:30     ` Matthew Wilcox

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