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b=ZHMmF0xgouXrJCZqCSjp8IrOSG2g0miroP65AfHtkeC1t7YuULD2HKIy4Xc3rrOU/ +uCLL0B0xzM6lzIGwNX40iWUpCq40eXb+WbfggWDQQwl8VCqN9d6QXtPeSrY92NWc1 E+inLjGuJOwmWvPbu9fTyEH/4wx3JxJUt/NDG/bZa0LtVWmGYt32funyuCOqQMSPne nD/ih6G8CtxMp2pCHAKRfMes/L0Wbj23NVnHRsD11Vm5bWUG29O0vfxvqgHTEbd2IF af7ZQ9PP1XJMV3NE2iN6Gc6bxpkPzswDe07pnA+uANFVEuBHT8N4bPGfG38DjOsxrs PTwH3kRBsXQbw== From: "Vlastimil Babka (SUSE)" Date: Mon, 27 Jul 2026 14:53:57 +0200 Subject: [PATCH v3 03/13] 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: <20260727-b4-objext_split-v3-3-c29ef0f1f257@kernel.org> References: <20260727-b4-objext_split-v3-0-c29ef0f1f257@kernel.org> In-Reply-To: <20260727-b4-objext_split-v3-0-c29ef0f1f257@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-Rspam-User: X-Rspamd-Server: rspam08 X-Rspamd-Queue-Id: 90ACA1A0006 X-Stat-Signature: 1obdgpzm183z984kzd9ne6iiiap49int X-HE-Tag: 1785156858-762452 X-HE-Meta: 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 21sqEyUD vp7r+2S2IUDz3c1gHDi5ZenVhGorpCUr1mJgpjAgrmdYaAz9AFuK0Vg5HG9sQec+JiT2hivx1Wf/qj0W6ExGZY1fnS3XvrLflc6vJo4pUwFaPZeBrQe+TkM5zu+QGk4KHuOrRkb9Ym3CPOy//IESYoKRual7kR9TjkFHiwBKPH8RfItWh2A/nQTnE1GAZanrb+Zl15NaDsQ6c0dPTfmLbxQ8Hf8t3CVkb4MLqm2knrPZvkaQ+lMrKMiUUNaf7FpP51HEfXp3pF/rZIit/US9GW4Zp7R1oyak+gGcHl3eEBD8hHPWskiM0uVhe2w== 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 Reviewed-by: Harry Yoo (Oracle) Reviewed-by: Hao Li 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