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bh=CTUYWxXd+yObk4y3y8I0yB5B0x34p6sstzdIplNE/MY=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=ndgJDNC99FdKm17ufZ4sHC9DW142inlGKABvkR2/faxej3EvezmIbbnMz02mMTG/i iNj9OBiK9MoLyDMHEEOAPe0jJ09f47P8aHm6FiR+R8e7LBGG5GhkcHXWEvV/lUQlKB h07VpFTLIbI6IUEVVaMEDGdKaixmxr2SWHvBQYt4= Date: Tue, 28 Mar 2023 12:55:58 -0700 From: Andrew Morton To: John Hubbard Cc: Alistair Popple , linux-mm@kvack.org, Ralph Campbell , nouveau@lists.freedesktop.org, stable@vger.kernel.org Subject: Re: [PATCH] mm: Take a page reference when removing device exclusive entries Message-Id: <20230328125558.90cf40060e238b24add51d23@linux-foundation.org> In-Reply-To: <538f85fc-3cc7-de5c-131e-ba776d5f35b5@nvidia.com> References: <20230328021434.292971-1-apopple@nvidia.com> <538f85fc-3cc7-de5c-131e-ba776d5f35b5@nvidia.com> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: E984E160018 X-Stat-Signature: 17a9m4ckqc6wd8t9dm58agcwiq9oao8r X-Rspam-User: X-Rspamd-Server: rspam08 X-HE-Tag: 1680033360-985678 X-HE-Meta: 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 9GtJGSDY eMDHOlYL7tufPevpKpuPdqUXjNITUdZhrQOSKiC2CiZemEWSQqrMI/6SijFOOw01P7AZJlfoEFGDlHduESaWKhxhS9GuGQ8hbdPpwnpiu3bfFIVWLEB+szAyBGwTDhKjjvih8Fe4zAMq6FRhT03w7hJsDyKItSUL6m+2mTvSTavHkJtPAVqbHMX3xIsHzTJupbBRJrYTWDxne1BtxOG/K0XYmanbsOj4/oymafvYQpz5OdNFsx2e1+xt5JgkHwpEb/EwYcUyiL64tNscF/boPbvRn7L10vAttcfLXa67gREVs/O6OtopPEIdVhDTfOjlnLNgnM4x6Gh+DRHNYaIgEOLO3xSyd4sxsuneUUFRQDiwoTww= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Mon, 27 Mar 2023 23:25:49 -0700 John Hubbard wrote: > On the patch process, I see that this applies to linux-stable's 6.1.y > branch. I'd suggest two things: > > 1) Normally, what I've seen done is to post against either the current > top of tree linux.git, or else against one of the mm-stable branches. > And then after it's accepted, create a version for -stable. Yup. I had to jiggle the patch a bit because mmu_notifier_range_init_owner()'s arguments have changed. Once this hits mainline, the -stable maintainers will probably ask for a version which suits the relevant kernel version(s).