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Howlett" , Lorenzo Stoakes , Matthew Wilcox , Michal Hocko , Michel Lespinasse , Pasha Tatashin , Peter Xu , Punit Agrawal , Shakeel Butt , Vlastimil Babka References: <20230707043211.3682710-1-surenb@google.com> Subject: Re: [PATCH 1/2] mm: lock a vma before stack expansion Content-Language: en-GB From: Markus Elfring In-Reply-To: <20230707043211.3682710-1-surenb@google.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:E3C1louDwdbNFXDhc5maDtwlVrZGDtZO3Lr/fpR0v90jtbZ4RES hmCuH64IPXBWvDBidfnh7yQaT5STBDrjNQNf6UVLYiAuSHjcl3TnvJk2ToYa3moEUu+Y7of u6RQ2cSlX/0d8saWvNwRTJacj9wEmYyMO0GhwmkcWDYNI/Oz72SU0uYMAevpizphlvvwmYC Chaski4s2TOp5vbsarAXg== UI-OutboundReport: notjunk:1;M01:P0:+ysozIe7tHs=;RWIjdjAoGrfmgU7AFW4a/gZg4TZ TZdOIh6mtkkMAPoj4mcC4LQPI++0ty8T1WzVVxy+Q71ifFDN01Pq3gPovgwsOJNeO6fWZMPrI 4emgUsntWlSyXv/KXWpiZrgRWjoRfGeMZAP1lEyMKcTozyoG+eRUuMPEyAj24G7BvpJbdkyar h4kWTXFGB4M+9eF7T/GXhUqw2wHlxKjpwjgwI0bvMGYcNeekdcYxAZQZ4lwTXnPYDBJNcfxWw xdccCjX5+IdiNjFYXOt6byx/ILCo598CDXhBlByd6XFDi+XoFBb1wGOGjQ8nR6eQVYRTfhjyG fMicXWmUSQ9K2gtyL5hsNG/CWbdbt2qyeL2soSJUAUiW17Ck5tj/yCSbH39wZ6Japso+ye+56 s7rujsRkn70ivH0DVy467gI/epsTzPjXTigSfPyUUxSElI2EFHtyNmGukotAk6SzaFJDc7qxI Fbj6klFSiaJ9tAhN/h6nVcPvBKtY03jZXXPWDkrZOEDAo+ZNFtYGiyzTKu9KvoQRX5CUdTiKx OqnaOwV5SRuUoMpZhjjbKKmLjJcV1mGw0m6kL27paxHfiXSHwOf3pXxMiIEDvgO5e/WlDyV+u xHR9aet+ZNTn1p0WSZ0f8c6PHZDLNQAm/ph68NyJiBU+Q4VRzAxih+RXN/tFIyeZfsPtTw/HP QXtD1D6Z5Rg4EsNzWwroj9WN4JJ/jrfzo+X+YhK6sdQSqF/vJJiPIVOdHY05L9M0uA6uCHK6E hOby1JUq0sNJs/dLm/GnrbzSoTSsqUnx289qIelYsjZxzmFt3NtYjT42xiHJPF7Acei5M2/he FJI3uWzxrLB+WMdyXUwu2YbV29rvoTnIThMoiuWmk4t86KfyEWk6ySv6sgTcu3vjJsLbB15u2 eYVKEtP8Idh/mn4UQP5Vd+U1AdDh8MHAIoAjAKVK7osYafnhLhbrRTVf31bOFEtQv7pqCuaAl kDPLiA== X-Rspam-User: X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: BB432C001F X-Stat-Signature: wp7pyutxazb9wmqn19s47hngqgefmqi9 X-HE-Tag: 1688760073-158558 X-HE-Meta: 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 Uz1rLmIp b1DqsvTF3+DTNWUCcpyno5vszcR7hs2KKz9M/boMluH5pWvGXKviWhcSfTtEWdK3yqjAOcHyLPjUdLqe3rVZNj5tOfejyqeWed2X19gJYCmCYo8PnHHMIuYHRh3qmOXtD2kwlIRzVjQ0CLrC8riC9i4u4OjtlExmXwQnIz8fLyp0xiyUOd5mXwKsCiqk6i2hA0WuqhP/nAFgH8jmkYVbOa1PbNrrtj9anGoBDyn4XQiHbRwcLjI6fR+M4sZONrOEOm6PEaDHyMgVX4Nw= 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: =E2=80=A6 > write-locked to prevent page faults into the VMA being expanded. Add > the necessary locking. 1. Would it a bit nicer to put the second sentence on a separate line in such a change description? 2. I noticed that you put the address =E2=80=9Cstable@vger.kernel.org=E2= =80=9D into the message field =E2=80=9CCc=E2=80=9D. Would you like to specify such a hint as a tag? See also: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree= /Documentation/process/submitting-patches.rst?h=3Dv6.4#n264 3. How do you think about to add the tag =E2=80=9CFixes=E2=80=9D? 4. Will a cover letter become helpful also for the presented small patch s= eries? Regards, Markus