From: Jens Axboe <axboe@kernel.dk>
To: Tony Battersby <tonyb@cybernetics.com>, Greg Edwards <gedwards@ddn.com>
Cc: "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 08:14:27 -0700 [thread overview]
Message-ID: <74fd60ca-6284-4817-8ec1-7f1a6c203473@kernel.dk> (raw)
In-Reply-To: <dd86cf53-d884-4a5c-b5b5-eefe1d7641d7@cybernetics.com>
On 3/6/24 8:03 AM, Tony Battersby wrote:
> 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)?
Let's just go for 6.9 at this pount, we're almost there. I'll queue it
up.
--
Jens Axboe
next prev parent reply other threads:[~2024-03-06 15:14 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
2024-03-06 15:14 ` Jens Axboe [this message]
2024-03-06 15:35 ` Jens Axboe
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