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Date: Wed, 6 Dec 2023 21:24:03 -0800
From: Christoph Hellwig <hch@infradead.org>
To: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Cc: Christoph Hellwig <hch@infradead.org>, linux-fsdevel@vger.kernel.org
Subject: Re: [PATCH] freevxfs: Convert vxfs_immed_read_folio to the new folio
 APIs
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On Wed, Dec 06, 2023 at 08:46:29PM +0000, Matthew Wilcox (Oracle) wrote:
> Use folio_fill_tail() and folio_end_read() instead of open-coding them.
> Add a sanity check in case a folio is allocated above index 0.

Where do these helpers come from?  Can't find them in Linus' tree.