From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) (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 33AE523498A for ; Fri, 10 Jan 2025 18:45:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=90.155.50.34 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736534706; cv=none; b=iDugiV3wPzey+fKE3xximWaKpkHyNWGHo7/D+CcD/wEgxW5dldlO5b0H4+RfGp38s1nIPcxzdApGDKrUlr4Wh/JB29v4bctNc7/8AXq7OOdT+XYeQLbZwWTqXJ2udEoK2XLW1VOkZ6Xo+MKp4KL+djeJjc/hL/oXQaEDx2IPfj8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736534706; c=relaxed/simple; bh=RolE6wyYKtnoLtNpUQA5+8MXKDKb9zHMJcvCdlgFDTg=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=DU1GO5FTpYXJ6Yvhai9YpmS9ZWzpP2kVIriVuY5ayIYxYtBnsF0aKLfK/5p2TRplCPF+5h+yJ6u4PJzLgey1fbhUKZafmyK4Dqts2oh+/OwspXgx5RLKIAadTnrSRhN20PQZXIvUwTckg2a+idYSYge0SsSLdPfmQoM+hOHki9k= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=oCjkSTA7; arc=none smtp.client-ip=90.155.50.34 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="oCjkSTA7" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=5InbpCOLJKLOI3lB2+B7Tb2EWADmtNQafgcmsUy8GSw=; b=oCjkSTA7Mzu1SMuWcksT+fx8Wf O/Tv9UCQSNN1KBgOf/hPucOH2i3ARVmZCu68CFgtpsa/RSRjOHDnKCe/Hhma6Wz3U/2/XzEYSEyj9 /3JZUZCpYtA+e0pW3jmFblpUFiDs5Qwv6V2iJnTuIsf+MJqSNQmrVZ4USELHiAyEZo00VreykbWxr 3TmK15isyi97aEOd9i8aJaSh3EsbP9FrmFaR0OD8W7SfTd4Tp1JZtsyiQBoVQBd29fXYVWdvSiW3j wM5cmDMlv7Ca/q44F1rvivvyodEGyJTjEFFeGkiVY+mBoCI7LSYF6o/ZDOWiGBW/r9V76AQUoe3HN dYAveY+A==; Received: from willy by casper.infradead.org with local (Exim 4.98 #2 (Red Hat Linux)) id 1tWK0F-0000000EBht-1rvR; Fri, 10 Jan 2025 18:45:03 +0000 Date: Fri, 10 Jan 2025 18:45:03 +0000 From: Matthew Wilcox To: David Hildenbrand Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, Andrew Morton , Muchun Song Subject: Re: [PATCH v1 5/6] mm/hugetlb-cgroup: convert hugetlb_cgroup_css_offline() to work on folios Message-ID: References: <20250110182149.746551-1-david@redhat.com> <20250110182149.746551-6-david@redhat.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250110182149.746551-6-david@redhat.com> On Fri, Jan 10, 2025 at 07:21:48PM +0100, David Hildenbrand wrote: > Let's convert hugetlb_cgroup_css_offline() and > hugetlb_cgroup_move_parent() to work on folios. hugepage_activelist > contains folios, not pages. > > While at it, rename page_hcg simply to hcg, removing most of the "page" > terminology. > > Signed-off-by: David Hildenbrand Reviewed-by: Matthew Wilcox (Oracle) I might also note that this removes an unnecessary call to compound_head().