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Wed, 14 Jan 2026 11:37:58 -0800 (PST) From: Joshua Hahn To: Yury Norov Cc: Andrew Morton , Alistair Popple , Byungchul Park , David Hildenbrand , Gregory Price , Johannes Weiner , "Liam R. Howlett" , Lorenzo Stoakes , Matthew Brost , Michal Hocko , =?UTF-8?q?Michal=20Koutn=C3=BD?= , Mike Rapoport , Rakie Kim , Suren Baghdasaryan , Tejun Heo , Vlastimil Babka , Waiman Long , Ying Huang , Zi Yan , cgroups@vger.kernel.org, Yury Norov , Rasmus Villemoes , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 0/3] nodemask: align nodes_and{,not} with underlying bitmap ops Date: Wed, 14 Jan 2026 14:37:57 -0500 Message-ID: <20260114193757.3337985-1-joshua.hahnjy@gmail.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260114172217.861204-1-ynorov@nvidia.com> References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 3B6AE40007 X-Rspamd-Server: rspam06 X-Stat-Signature: ezhc3fxphtg8q4otdwkjkg7iwbgqirx9 X-Rspam-User: X-HE-Tag: 1768419480-865481 X-HE-Meta: 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 oRpAY7eH 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 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: List-Subscribe: List-Unsubscribe: On Wed, 14 Jan 2026 12:22:12 -0500 Yury Norov wrote: > nodes_and{,not} are void despite that underlying bitmap_and(,not) return > boolean, true if the result bitmap is non-empty. Align nodemask API, and > simplify client code. > > Yury Norov (3): > nodemask: propagate boolean for nodes_and{,not} > mm: use nodes_and() return value to simplify client code > cgroup: use nodes_and() output where appropriate > > include/linux/nodemask.h | 8 ++++---- > kernel/cgroup/cpuset.c | 7 +++---- > mm/memory-tiers.c | 3 +-- > mm/mempolicy.c | 3 +-- > 4 files changed, 9 insertions(+), 12 deletions(-) > > -- > 2.43.0 The entire set LGTM, thank you for this patchset! Feel free to add: Reviewed-by: Joshua Hahn For the entire series. Have a great day! Joshua