Re: [PATCH] block: Fix page refcounts for unaligned buffers in __bio_release_pages()

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On Thu, Feb 29, 2024 at 01:08:09PM -0500, Tony Battersby wrote:
> Fix an incorrect number of pages being released for buffers that do not
> start at the beginning of a page.
>
> Fixes: 1b151e2435fc ("block: Remove special-casing of compound pages")
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Tony Battersby <tonyb@xxxxxxxxxxxxxxx>
> ---

This resolves the QEMU hugetlb issue I noted earlier today here [1].
I tested it on 6.1.79, 6.8-rc6 and linux-next-20240229.  Thank you!

Feel free to add a:

Tested-by: Greg Edwards <gedwards@xxxxxxx>

[1] https://lore.kernel.org/linux-block/20240229182513.GA17355@xxxxxxxxxxxxxxxx/




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