From: Harry Yoo <harry@kernel.org>
To: "Vlastimil Babka (SUSE)" <vbabka@kernel.org>,
Suren Baghdasaryan <surenb@google.com>
Cc: Hao Li <hao.li@linux.dev>, Shakeel Butt <shakeel.butt@linux.dev>,
Alexander Potapenko <glider@google.com>,
Marco Elver <elver@google.com>,
Andrew Morton <akpm@linux-foundation.org>,
Christoph Lameter <cl@gentwo.org>,
David Rientjes <rientjes@google.com>,
Roman Gushchin <roman.gushchin@linux.dev>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
cgroups@vger.kernel.org
Subject: Re: [PATCH v2 03/13] mm/slab: remove objs_per_slab()
Date: Tue, 21 Jul 2026 14:53:21 +0900 [thread overview]
Message-ID: <bbbd376f-dd0c-432e-abe3-7ea0e37b1db2@kernel.org> (raw)
In-Reply-To: <20260720-b4-objext_split-v2-3-2fa7c6f60dbe@kernel.org>
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On 7/20/26 11:16 PM, Vlastimil Babka (SUSE) wrote:
> The function has an unused kmem_cache argument and almost nothing uses
> it anyway; doing slab->objects is simpler. Remove it with the last two
> users. KUNIT_EXPECT_EQ() needs a cast to avoid "error: ‘typeof’ applied
> to a bit-field" but we don't need to keep a wrapper just for that.
>
> Reviewed-by: Suren Baghdasaryan <surenb@google.com>
> Signed-off-by: Vlastimil Babka (SUSE) <vbabka@kernel.org>
> ---
Looks good to me,
Reviewed-by: Harry Yoo (Oracle) <harry@kernel.org>
--
Cheers,
Harry / Hyeonggon
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next prev parent reply other threads:[~2026-07-21 5:53 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-20 14:16 [PATCH v2 00/13] mm/slab, alloc_tag: reduce obj_ext memory waste Vlastimil Babka (SUSE)
2026-07-20 14:16 ` [PATCH v2 01/13] mm/slab: skip kfence objects in allocation profiling Vlastimil Babka (SUSE)
2026-07-21 5:43 ` Harry Yoo
2026-07-21 9:20 ` Vlastimil Babka (SUSE)
2026-07-21 15:41 ` Harry Yoo
2026-07-20 14:16 ` [PATCH v2 02/13] mm/slub: skip handle_failed_objexts_alloc() with profiling disabled Vlastimil Babka (SUSE)
2026-07-21 5:51 ` Harry Yoo
2026-07-21 9:23 ` Vlastimil Babka (SUSE)
2026-07-20 14:16 ` [PATCH v2 03/13] mm/slab: remove objs_per_slab() Vlastimil Babka (SUSE)
2026-07-21 5:53 ` Harry Yoo [this message]
2026-07-20 14:16 ` [PATCH v2 04/13] mm: move struct slabobj_ext to mm/slab.h Vlastimil Babka (SUSE)
2026-07-21 5:55 ` Harry Yoo
2026-07-20 14:16 ` [PATCH v2 05/13] mm/slab: make slab_obj_ext() determine object index Vlastimil Babka (SUSE)
2026-07-21 6:02 ` Harry Yoo
2026-07-20 14:16 ` [PATCH v2 06/13] mm/slab: abstract slabobj_ext.objcg access Vlastimil Babka (SUSE)
2026-07-20 14:16 ` [PATCH v2 07/13] mm/slab: abstract slabobj_ext.ref access Vlastimil Babka (SUSE)
2026-07-20 14:16 ` [PATCH v2 08/13] mm/slab: replace slab.stride with obj_exts_in_object Vlastimil Babka (SUSE)
2026-07-20 14:16 ` [PATCH v2 09/13] mm/slab: change struct slabobj_ext to a union Vlastimil Babka (SUSE)
2026-07-20 14:16 ` [PATCH v2 10/13] mm/slab: introduce slab_obj_ext_has_codetag() Vlastimil Babka (SUSE)
2026-07-20 14:16 ` [PATCH v2 11/13] mm/slab: reduce slabobj_ext memory with allocation profiling disabled Vlastimil Babka (SUSE)
2026-07-20 14:16 ` [PATCH v2 12/13] mm/slab: add cache_ and slab_needs_objcg() helpers Vlastimil Babka (SUSE)
2026-07-20 14:16 ` [PATCH v2 13/13] mm/slab: stop allocating objcg pointers when unnecessary Vlastimil Babka (SUSE)
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