From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7517139FD4 for ; Thu, 2 Jul 2026 04:31:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782966714; cv=none; b=iUnIHi6lm9iKTyY2c7oxciR+VCGTZ7nXGjaYsLTl1sZH0D9OSNbWo9/eYGp9OwGW2cRQS7VT3qeaZjiH2r4iCLeUUau6hhm0kDSz+ugFl7OhkyQwakvsXMkPzQxhK2jrFs7mQ/Mccbkk1EfhXDNy7OqZQssU+uzmO2wEAq2Zz+s= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782966714; c=relaxed/simple; bh=xlAE+57SQiDMzgP4xkxH9JikPQE6NxAj+xJf13n9jfQ=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=jQ4yxhNKz2plwQ7x6BVUGMpVXEo/qO+LCL8jBOr99sjJLVYI4rIhVHYfCtU7jOjNbPGJf4o5+3Rg0B8BLiQib95opV423aeFjBTv/kKlaTfkUdA6qEIGZBCGtmLvkK0bqEfD8a3WZvM2iNvuE03urUrtMKI9hVwjbDruyiuJOGo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ag54Tyqh; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ag54Tyqh" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1A8521F000E9; Thu, 2 Jul 2026 04:31:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1782966713; bh=xlAE+57SQiDMzgP4xkxH9JikPQE6NxAj+xJf13n9jfQ=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=ag54TyqhrLlLTubUSHuveDFflaoXeoReB/+TJKOtJc/VOn8tt+0jWFtJonTqn+xgU mBdhao6x3Umr3g8lhsfJ+ojYw1eJ1XH9ApzO6+WjS366tpd4KLtwbxm2vTyuuPoPyi KVGVtv11fLlD4ptXMBbU2mBqk+5dkkiWk9XYUjWJt83piJpFW9C9dQK6T8H0oGxOEm rcrkCxfDwLHNtg/nrm88H/PvTgcnz4Z7yj5Xq6KeXH/v3YynXeh/uBHsZTkJSZSLR9 Qk+QuymbA4kEaO7D7xkb5kd4jjf6jgQegC6vTBFJ7QYow9AmIwG8lkZ/EteYqjctI8 PWd23Sq2/D7gQ== Message-ID: Date: Thu, 2 Jul 2026 13:31:45 +0900 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] slab: remove unused SL_CPU slab_stat_type To: Seongjun Hong , Vlastimil Babka , Andrew Morton Cc: Hao Li , Christoph Lameter , David Rientjes , Roman Gushchin , linux-mm@kvack.org, linux-kernel@vger.kernel.org References: <20260701140634.71608-1-hsj0512@snu.ac.kr> Content-Language: en-US From: Harry Yoo In-Reply-To: <20260701140634.71608-1-hsj0512@snu.ac.kr> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="------------gB3L13OtJ5EUhQhSd55EwLCK" This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --------------gB3L13OtJ5EUhQhSd55EwLCK Content-Type: multipart/mixed; boundary="------------KBZEHFnnEmzUReV1b85zHBw1"; protected-headers="v1" From: Harry Yoo To: Seongjun Hong , Vlastimil Babka , Andrew Morton Cc: Hao Li , Christoph Lameter , David Rientjes , Roman Gushchin , linux-mm@kvack.org, linux-kernel@vger.kernel.org Message-ID: Subject: Re: [PATCH] slab: remove unused SL_CPU slab_stat_type References: <20260701140634.71608-1-hsj0512@snu.ac.kr> In-Reply-To: <20260701140634.71608-1-hsj0512@snu.ac.kr> --------------KBZEHFnnEmzUReV1b85zHBw1 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On 7/1/26 11:06 PM, Seongjun Hong wrote: > Since the removal of the per-cpu slab in commit 32c894c7274b ("slab: > remove struct kmem_cache_cpu"), show_slab_objects() no longer has a > branch handling SO_CPU, so cpu_slabs_show() always produces "0". >=20 > Emit "0\n" directly instead, matching the sibling cpu_partial and > slabs_cpu_partial stubs, and remove the now-unused SO_CPU macro and > SL_CPU enum value. >=20 > No functional change intended; the cpu_slabs sysfs attribute continues > to read 0. >=20 > Signed-off-by: Seongjun Hong > --- Reviewed-by: Harry Yoo (Oracle) --=20 Cheers, Harry / Hyeonggon --------------KBZEHFnnEmzUReV1b85zHBw1-- --------------gB3L13OtJ5EUhQhSd55EwLCK Content-Type: application/pgp-signature; name="OpenPGP_signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="OpenPGP_signature.asc" -----BEGIN PGP SIGNATURE----- iHUEARYKAB0WIQQQ1ub6gR5ogjaKRmOGXBN6rc5S1gUCakXpsgAKCRCGXBN6rc5S 1mWnAP0RdoVkDRtBOZOTNbawMhTt3kKitmBVxhzQLIHmi1WQ8AD7Bnl3EF3qOp/P 0te+rwM24jAgV2czlANzYkKdKcqHYQA= =Jeu9 -----END PGP SIGNATURE----- --------------gB3L13OtJ5EUhQhSd55EwLCK--