From: Tony Battersby <tonyb@cybernetics.com>
To: Greg Edwards <gedwards@ddn.com>
Cc: Jens Axboe <axboe@kernel.dk>,
"Matthew Wilcox (Oracle)" <willy@infradead.org>,
Andrew Morton <akpm@linux-foundation.org>,
"Kirill A . Shutemov" <kirill.shutemov@linux.intel.com>,
Hugh Dickins <hughd@google.com>, Hannes Reinecke <hare@suse.de>,
Keith Busch <kbusch@kernel.org>, linux-mm <linux-mm@kvack.org>,
linux-block@vger.kernel.org,
linux-fsdevel <linux-fsdevel@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] block: Fix page refcounts for unaligned buffers in __bio_release_pages()
Date: Wed, 6 Mar 2024 10:03:25 -0500 [thread overview]
Message-ID: <dd86cf53-d884-4a5c-b5b5-eefe1d7641d7@cybernetics.com> (raw)
In-Reply-To: <20240229225630.GA460680@bobdog.home.arpa>
On 2/29/24 17:56, Greg Edwards wrote:
> 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@vger.kernel.org
>> Signed-off-by: Tony Battersby <tonyb@cybernetics.com>
>> ---
> 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@ddn.com>
>
> [1] https://lore.kernel.org/linux-block/20240229182513.GA17355@bobdog.home.arpa/
Jens, can I get this added to 6.8 (or 6.9 if it is too late)?
Thanks,
Tony
next prev parent reply other threads:[~2024-03-06 15:03 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-29 18:08 Tony Battersby
2024-02-29 19:53 ` Matthew Wilcox
2024-02-29 20:40 ` Tony Battersby
2024-02-29 22:56 ` Greg Edwards
2024-03-06 15:03 ` Tony Battersby [this message]
2024-03-06 15:14 ` Jens Axboe
2024-03-06 15:35 ` Jens Axboe
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