From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mta0.migadu.com (out-224.mta0.migadu.com [91.218.175.224]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EA93D39A054 for ; Wed, 16 Sep 2026 02:36:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.218.175.224 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789526195; cv=none; b=HT0ZYZwJFd6SUXpHMsxEhim+gloXBzH2liECxNsU7zh7E1oPSgXUH8zR70v6ga+xQb+CUX8MkXX72IEfhfqeKpupgejwfrzRzj+476Lvmuxc/hJ/wTkmUcARqYmhQ++kKzXorTK0ocF5ecGCnikJxtv8mRoY+MoF867yo7ona4A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789526195; c=relaxed/simple; bh=7Dz4fms3T/cjCdtsDYuHqhdriRacQBPm6AH3anwvlj4=; h=Content-Type:Mime-Version:Subject:From:In-Reply-To:Date:Cc: Message-Id:References:To; b=CWvdJFXCyfhPRN+TlkUxpmB8FB/eirXxhztkxxeewaZDPu/sEQ6nIQEP3SRvsqj0UVYmWsjfIp9gwvZM5xnuITtKVbKr9Mp0idiXOhiTd5uKxu4n9xgNHUeFQgNsUaM8zkiECqNJt+g9hwBC6HOigWv5nYVVYRB8VaBf817Nmg4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=ttFq3DWY; arc=none smtp.client-ip=91.218.175.224 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="ttFq3DWY" X-Envelope-To: cgroups@vger.kernel.org DKIM-Signature: a=rsa-sha256; bh=7Dz4fms3T/cjCdtsDYuHqhdriRacQBPm6AH3anwvlj4=; c=simple/simple; d=linux.dev; h=from:to:subject:date:message-id:mime-version:content-type; s=key1; t=1789526186; v=1; x=1790130986; b=ttFq3DWYHJZhgvzRXlNISEXYnO9+a0TLmYENr95Sir8R3XqPdJSJAmgdHapbjlea+8ffH6HQ bG8OH1LIvXMk/RLyxUtd7KxUxdHXZUepRxw2IDAJC2LHDSlrO3LFXerkoKiwEpVoOiaddVCJ1u/ oFz3PkKYN5o0RLu7RsIA41gE= X-Envelope-To: cgroups@vger.kernel.org Received: by mta12.migadu.com with ESMTPS id 9d20baf603adb599; Wed, 16 Sep 2026 02:36:25 +0000 X-Mizu-Trace-ID: 9d20baf603adb599 X-Migadu-Flow: FLOW_OUT Content-Type: text/plain; charset=us-ascii Precedence: bulk X-Mailing-List: cgroups@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3864.700.51.1.1\)) Subject: Re: [PATCH v3 09/11] mm: memcontrol: constify the swap accounting helpers From: Muchun Song In-Reply-To: <20260915-folio_memcg-const-v3-9-c239a6010b58@columbia.edu> Date: Wed, 16 Sep 2026 10:36:09 +0800 Cc: Johannes Weiner , Michal Hocko , Roman Gushchin , Shakeel Butt , Andrew Morton , David Hildenbrand , Lorenzo Stoakes , "Liam R. Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Kairui Song , Qi Zheng , Barry Song , Axel Rasmussen , Yuanchu Xie , Wei Xu , Baoquan He , Baolin Wang , Chris Li , Kemeng Shi , Nhat Pham , Youngjun Park , "Matthew Wilcox (Oracle)" , cgroups@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Content-Transfer-Encoding: 7bit Message-Id: References: <20260915-folio_memcg-const-v3-0-c239a6010b58@columbia.edu> <20260915-folio_memcg-const-v3-9-c239a6010b58@columbia.edu> To: Tal Zussman X-Mailer: Apple Mail (2.3864.700.51.1.1) > On Sep 16, 2026, at 07:20, Tal Zussman wrote: > > mem_cgroup_get_nr_swap_pages(), mem_cgroup_get_folio_swap_margin(), and > mem_cgroup_swap_full() only read swap counters and limits. Constify > them. > > Remove externs from function declarations while at it. > > Signed-off-by: Tal Zussman Acked-by: Muchun Song Thanks.