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[2003:dc:6f1d:f00:230:64ff:fe74:809]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-afefcbd8656sm597512566b.56.2025.08.31.02.39.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 31 Aug 2025 02:39:40 -0700 (PDT) From: Max Kellermann To: akpm@linux-foundation.org, david@redhat.com, axelrasmussen@google.com, yuanchu@google.com, willy@infradead.org, hughd@google.com, mhocko@suse.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, lorenzo.stoakes@oracle.com, Liam.Howlett@oracle.com, vbabka@suse.cz, rppt@kernel.org, surenb@google.com, vishal.moola@gmail.com Cc: Max Kellermann Subject: [PATCH v2 05/12] mm/oom_kill: add `const` to pointer parameter Date: Sun, 31 Aug 2025 11:39:11 +0200 Message-ID: <20250831093918.2815332-6-max.kellermann@ionos.com> X-Mailer: git-send-email 2.47.2 In-Reply-To: <20250831093918.2815332-1-max.kellermann@ionos.com> References: <20250831093918.2815332-1-max.kellermann@ionos.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: CD868100006 X-Stat-Signature: 6xu79zrpqqzsmb3dekd5jc675cp8ysr1 X-Rspam-User: X-HE-Tag: 1756633181-716639 X-HE-Meta: U2FsdGVkX19llHmLqfBg9UvhTYPC5gd2oZAv/kWmVIe08cv1/6G4hYlJdw4s3ITMpfq9I3SkqjjFIStWurKVk31KZdXGWpmoLEDAVNZJGcESGknr/AwWliVRuzyMNq5F6H1h3pzksBSb536l15BRBWtDeSug9H2aNVc3VgUipvSq7HOhmAdHIuSyFipv9qQ0z82MndVfmBzvuzmIv1JGpW949v1ObqlqIAQ6k3M1z/RaJuZnUL8gZ5Kvdc5Mb9itRA6+EAVSiy40gRDBmhzuIOARyZUuuVEeAL7Sk+qzG9xJm8lRF/6JLO8uxFYM9FBsNfLv09/tmB4Iuip44kITaCWnKVVegUOUp1A2OvgaajBae+fB9tnFb31RraAYXFU4ndMEyi7xtA77c/ccmU1lNJa+ASukUeNuYhD6ZWA9rIJ36wtBcntc/r+L/ftZXY3A15HU2MdBJXuyGh54K/WWOveerIfZUCbIpg+0zxECf184fQ3CGLXueAUQbKG5Ij+Q9n6awOH0OobzQSx7PvdzfHNtBcrNhO22B27eTIOsy0MoblQBdYTgjc9phSZMhzYpHkxv8KRQOh5Ug2NYuumpvWVvmYndkSFsUSCgPmnqm+WYKlGMTshXmOlv5zpENjeCqoRwB1OVmgdFPdEhFDnqK1azBRc4WSYqWHI4qExQ5y5PSMvhUAGabgGoAX32N9wGYr0ZDrygq9ycDL/uPk6yAEWuiCXZ9BBehM2kTXk16k/zODPFTCEVLbIEvziPjtv8o6jt9ncmlAO+nw6lqMT1zpXX68wZxGaFPrjzJZnuU8e0WuO9i1psblrgWibMDiaOgQeMtkkyJO+EHdd+nlTnl0UVAUQM4Ev/6sk78guHm/bqpCUFDyf4tA8YjS+tV1YjU+bZLoVbgg4zED0ta8bWtS/6gfqzGfdTYoD1B1Ugk8mpymANLiE2g0UIHZof8NL91+bM9Y/YGbGJnS86ezJ ujTWL5UG IBoM4m5+C2K2yUD0kjA2K/HtThSx6EI0tNiUdJGvBTgtYjJZmWLA6mLcGcfDoDmy6pTg0Mj0WlgOEM48S5sOVdevvSb1pMopQN/+5NkV41KuzdDRbw5rxMBrQGvWduXjc/Bmr9KYWnZg2CD97cUCg1FmmLgJrWnTUvZf1gmFEnSxsT9HcxP70nkyVA/uv5LwpPFTYJ+9x9s9CopRC9jR6PTNBp3AbSLF443M2YQ7jsMDf9LV2UBk9HCI3uq4sXk2KFooi4X+3oZXzh720dnDDz/yCoP2/v6U84WZwUXPetyRxDlKgTF+HcNHSeRsSgTwWFJAKuM4hMAkFuyRAR3vEbpxFCCLaAwOgl+ar2I3jOGCGOMXtZlrff03BiL7LCmrz3zjme7q8d4eBS70mWOR8cjdjx5PPW8G1vqeLXmGrS9W6QRG6PZ1JUuZHVorgmT75JgKg6fpC0UW2MP4qZM/23jQJBewYhAwwsQ75LsbloISdhHw= 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: For improved const-correctness. Signed-off-by: Max Kellermann --- include/linux/mm.h | 2 +- mm/oom_kill.c | 3 ++- 2 files changed, 3 insertions(+), 2 deletions(-) diff --git a/include/linux/mm.h b/include/linux/mm.h index a40a3c42c904..1c18b89c2d28 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -3840,7 +3840,7 @@ static inline int in_gate_area(struct mm_struct *mm, unsigned long addr) } #endif /* __HAVE_ARCH_GATE_AREA */ -extern bool process_shares_mm(struct task_struct *p, struct mm_struct *mm); +bool process_shares_mm(const struct task_struct *p, const struct mm_struct *mm); void drop_slab(void); diff --git a/mm/oom_kill.c b/mm/oom_kill.c index 17650f0b516e..2620b32a8eba 100644 --- a/mm/oom_kill.c +++ b/mm/oom_kill.c @@ -490,7 +490,8 @@ static bool oom_killer_disabled __read_mostly; * task's threads: if one of those is using this mm then this task was also * using it. */ -bool process_shares_mm(struct task_struct *p, struct mm_struct *mm) +bool process_shares_mm(const struct task_struct *const p, + const struct mm_struct *const mm) { struct task_struct *t; -- 2.47.2