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b=Br9XN6gJBq/DAksxVIjEvSqV/kxRrhJt2BSaai2pXAV2SyQ7+cQXYzdab7C2/MCPJ JKtpQdpnXaCdJCszSsNOW0vBJPwlcHu7/iWNjSKih5PMsSBIkpYTBA1NG9GZZnl3GI blHRKJHQGHn+Mvd5XEVY/UOjfiH9pk86iC+dxMGqDwfkBOgumDn61cPSf5pcP0ST/4 dec2G+CiZ0/pzr+0gjXsDyA0evWXgEecu7thWpvgReWZ/CqiuQtGBaQ/6lCaym1GfC ST2Ly5/crNwdUWH5LzWME1ybTIm6HUJ1/RSjLBMOo76MObVqqqvhbjQ+pvk3TatY4r LXCtocsX3g0/g== From: "Vlastimil Babka (SUSE)" Date: Mon, 20 Jul 2026 16:16:18 +0200 Subject: [PATCH v2 04/13] mm: move struct slabobj_ext to mm/slab.h MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260720-b4-objext_split-v2-4-2fa7c6f60dbe@kernel.org> References: <20260720-b4-objext_split-v2-0-2fa7c6f60dbe@kernel.org> In-Reply-To: <20260720-b4-objext_split-v2-0-2fa7c6f60dbe@kernel.org> To: Harry Yoo , Suren Baghdasaryan Cc: Hao Li , Shakeel Butt , Alexander Potapenko , Marco Elver , Andrew Morton , Christoph Lameter , David Rientjes , Roman Gushchin , linux-mm@kvack.org, linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, "Vlastimil Babka (SUSE)" X-Mailer: b4 0.15.2 X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: D54C7A000C X-Stat-Signature: i4c8mt8hzttz1dzccpynbkbyh8wjf84w X-Rspam-User: X-HE-Tag: 1784557001-502476 X-HE-Meta: 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 ZjB63Sio C8DWySi36w1ZJjjtigMb5ke7V8p6KjszGh7d8lGy/qUH7/N15VG8vhl3qUlpzUnjyYFyPZ7RftkvzabT0iAkFfIECwbLL8HmaSOSPQyWLmFU4GeGq/H51/oPvcQTO8ny9MgFwslfX0693HWrzBauRp6YWKoxzFNgrk5YKiHRKQd+zrYz1CZbvX7VsQiqEh+zKKE1GnF+xKO6nnaxRJJ6PBxgyxWLf6el2rYH+ja5Yhp7tka3fTdXmKzZ82V7VxifM6bUnahRRzsDAj3g82w0gXs0iZjIV3LoiJSaS9JjoxYhhad7Nz7WkIk+NjptNQmsmf+9w Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Users of include/linux/memcontrol.h don't need to see this internal structure. Further changes to the struct will reduce recompiling. Reviewed-by: Suren Baghdasaryan Signed-off-by: Vlastimil Babka (SUSE) --- include/linux/memcontrol.h | 13 ------------- mm/slab.h | 13 +++++++++++++ 2 files changed, 13 insertions(+), 13 deletions(-) diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h index e1f46a0016fc..93869cc35c25 100644 --- a/include/linux/memcontrol.h +++ b/include/linux/memcontrol.h @@ -1440,19 +1440,6 @@ static inline void mem_cgroup_flush_workqueue(void) { } static inline int mem_cgroup_init(void) { return 0; } #endif /* CONFIG_MEMCG */ -/* - * Extended information for slab objects stored as an array in page->memcg_data - * if MEMCG_DATA_OBJEXTS is set. - */ -struct slabobj_ext { -#ifdef CONFIG_MEMCG - struct obj_cgroup *objcg; -#endif -#ifdef CONFIG_MEM_ALLOC_PROFILING - union codetag_ref ref; -#endif -} __aligned(8); - static inline struct lruvec *parent_lruvec(struct lruvec *lruvec) { struct mem_cgroup *memcg; diff --git a/mm/slab.h b/mm/slab.h index 01535e1e2d3c..7bd361447c54 100644 --- a/mm/slab.h +++ b/mm/slab.h @@ -549,6 +549,19 @@ static inline bool need_kmalloc_no_objext(void) return false; } +/* + * Extended information for slab objects stored as an array in page->memcg_data + * if MEMCG_DATA_OBJEXTS is set. + */ +struct slabobj_ext { +#ifdef CONFIG_MEMCG + struct obj_cgroup *objcg; +#endif +#ifdef CONFIG_MEM_ALLOC_PROFILING + union codetag_ref ref; +#endif +} __aligned(8); + #ifdef CONFIG_SLAB_OBJ_EXT /* -- 2.55.0