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Date: Mon, 30 Sep 2024 15:12:15 -0700 Message-Id: <20240930221221.6981-2-kanchana.p.sridhar@intel.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20240930221221.6981-1-kanchana.p.sridhar@intel.com> References: <20240930221221.6981-1-kanchana.p.sridhar@intel.com> MIME-Version: 1.0 X-Rspamd-Queue-Id: 5E72B1C000D X-Stat-Signature: qf5b7cjeygu6h1x6rgq7s1ngrcpcfn4g X-Rspamd-Server: rspam09 X-Rspam-User: X-HE-Tag: 1727734345-972545 X-HE-Meta: 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 QA/MzryI l1fihiKsA4k2G9dBOacj67D8Y6MdK9l2GdKwTHDIYrWSjNKBHxqxXE9RbLkhAkHKPT0Zip7U3JIpxOVwvTzW1h+8xKIm7twVo3T9lguyWJqQwacZYy8qxBFSaUCFCqtQyKlzX67pZ6jaDLJSvGD577terSYkdYFBm0/RUHymWZC7rwNBwPCakcix3fwsSUv+yelbFyZuZzfy2ijSJNQs0OehIAMtGrdQcliMs6eKmoq52v/7R4xjuKBj1JenAOnIO5/tsS4bfO54hMuMoVexJ4hxCA4nO8VVivnUdbkzLxvUPpEpApA7dGesS02c+1ndmYfx85H0KvWz081s= 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: This resolves an issue with obj_cgroup_get() not being defined if CONFIG_MEMCG is not defined. Before this patch, we would see build errors if obj_cgroup_get() is called from code that is agnostic of CONFIG_MEMCG. The zswap_store() changes for large folios in subsequent commits will require the use of obj_cgroup_get() in zswap code that falls into this category. Signed-off-by: Kanchana P Sridhar Reviewed-by: Nhat Pham Reviewed-by: Yosry Ahmed Reviewed-by: Chengming Zhou Acked-by: Johannes Weiner --- include/linux/memcontrol.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h index 34d2da05f2f1..15c2716f9aa3 100644 --- a/include/linux/memcontrol.h +++ b/include/linux/memcontrol.h @@ -1282,6 +1282,10 @@ struct mem_cgroup *mem_cgroup_from_css(struct cgroup_subsys_state *css) return NULL; } +static inline void obj_cgroup_get(struct obj_cgroup *objcg) +{ +} + static inline void obj_cgroup_put(struct obj_cgroup *objcg) { }