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 B9B1A19AD5C; Wed, 1 Apr 2026 21:33:11 +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=1775079195; cv=none; b=pMxeA0w5nEVH5xV1VBbTcAgitjCn7PplN9pMOhM06tpZXoEDmenkUy1DmcsJBSxSU2o9v/WKDe1tTfxCiZ23vH+vVwZCBALpuLnfTjcnmQufAzJL5v5XC1BeIPAxvCnkqmO7g4Ko4ny4UO1K5F6dARWjTnD9ZvechZbwpDFsl6Q= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775079195; c=relaxed/simple; bh=XqMVTfjNXrtOXlK4bfBqiQ8Zh6vhcMehBXHfkdwuCvg=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=uaEHdtvVds7nipbXKavFEGgEtD2LYgTmk4B/QqaXftXS0CR8uOsxHfmbPH0sUUOcUl1doJkDk1wWdS32GHfErN+WyRRvenE82kW42E/hsfRXVaBsbJNnNZaO+d97FePVg14P6BxkQOm5vEoy31HBDR5M0rwb4BloR+DZsG2kgEo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (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=sTU4sW97; arc=none smtp.client-ip=90.155.50.34 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (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="sTU4sW97" 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=/H8Le/lSCc+EAdY9MpvFA1yefQ1AJiCeDzALO0unz3g=; b=sTU4sW97F09jY/E5mzq6mswEYa R2PheddoUldiP4cY3HvX3ODBHQa/cLIOVO8Sl74FtyNl0DwA46RLDW34iGGoCEKmZOerVrWRtdWTN S1F1ZUOcuGNoX7itsb/81qKt7lOrzxF/adEqwqNtKdpUSmeNbdZeFro0eyVuHDdfIFa47UX3Lmujq dv6x1PreS0oImZcmyQyYtPCc5nvfa7gS4I5FLEGcnCwwfBuOFiHwHWGm1RtsCvVVj0x7B8duVzH5m XbRt73kaFg/OlMxxGDhJzJYm0mv2hLRSZveyG5Yl5uxhgmsakgzUrcuoCEkH3YYDSa5m7Vniyftjd k5HU5zdA==; Received: from willy by casper.infradead.org with local (Exim 4.98.2 #2 (Red Hat Linux)) id 1w83B9-0000000B3i8-2xWX; Wed, 01 Apr 2026 21:32:47 +0000 Date: Wed, 1 Apr 2026 22:32:47 +0100 From: Matthew Wilcox To: "JP Kobryn (Meta)" Cc: linux-mm@kvack.org, akpm@linux-foundation.org, david@kernel.org, ljs@kernel.org, Liam.Howlett@oracle.com, vbabka@kernel.org, rppt@kernel.org, surenb@google.com, mhocko@suse.com, kasong@tencent.com, qi.zheng@linux.dev, shakeel.butt@linux.dev, baohua@kernel.org, axelrasmussen@google.com, yuanchu@google.com, weixugc@google.com, hannes@cmpxchg.org, riel@surriel.com, kuba@kernel.org, edumazet@google.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-team@meta.com Subject: Re: [PATCH] mm/vmpressure: skip socket pressure for costly order reclaim Message-ID: References: <20260401203752.643259-1-jp.kobryn@linux.dev> Precedence: bulk X-Mailing-List: netdev@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: <20260401203752.643259-1-jp.kobryn@linux.dev> On Wed, Apr 01, 2026 at 01:37:52PM -0700, JP Kobryn (Meta) wrote: > #ifdef CONFIG_MEMCG > -extern void vmpressure(gfp_t gfp, struct mem_cgroup *memcg, bool tree, > - unsigned long scanned, unsigned long reclaimed); > +extern void vmpressure(gfp_t gfp, int order, struct mem_cgroup *memcg, > + bool tree, unsigned long scanned, unsigned long reclaimed); You can drop the 'extern' while you're changing this line.