From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) (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 204353CE4B6 for ; Tue, 25 Aug 2026 06:48:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.129.124 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787640502; cv=none; b=OEy26CojSHbht8N9U907/qdCJsELZw+SYFEljdhoebf5Pg4atV8CEY0bRnwkjniaHg39kN/Kut42P+olVzwuAI0lyoqKsaGHgcEZoyKeM434LnZ3pDnOOcJcX9H3A7uNLM03ds9h+ZYMfpADJpSD2Y2VymsjPkC8jF+W1BUUhh4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787640502; c=relaxed/simple; bh=DtQbSHzS7JPmqJG7bTBF3FYae2QcvwPJDcRr181NI28=; h=From:In-Reply-To:References:To:Cc:Subject:MIME-Version: Content-Type:Date:Message-ID; b=FQjUPpjtIc7q5pqUahwZ5ssBJ3aSSC4nTdmG+g+wvEhymX0EPIzOOygW1544IB50aq7zkO5MSDodBbg80U/iyMQnwLmpknpVp+PgXrrOQpgWyLoGcNkD5PGu2VD/c98kFFyrXg+dm6i1CdV1MNfYe+EFIMy9Iz0B/GnyqPCPPAU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=U7wKlNQr; arc=none smtp.client-ip=170.10.129.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="U7wKlNQr" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1787640500; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=B0Xx0vQw/77MZPCbZ84SfEciUQ3saYs6QehQ1wJS0yo=; b=U7wKlNQrT8jnhQU3bMSYaeMu4363xTgBnqACv0aeG2Dk3tmoMtqsWVqMmiTaKJHGP7bjPi Ns3kvmxlPU3dCqsY2ZaP9pVys49T069OqVh+nINWd9lz4EoeAESOQinD+L5OTYYgyCjHeE u9AakTUh2JS+3i3Okoiw8KCl1i8B6lM= Received: from mx-prod-mc-03.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-633-n-XQKI-_OzStJgHibaIy3Q-1; Tue, 25 Aug 2026 02:48:16 -0400 X-MC-Unique: n-XQKI-_OzStJgHibaIy3Q-1 X-Mimecast-MFC-AGG-ID: n-XQKI-_OzStJgHibaIy3Q_1787640494 Received: from mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.4]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 9A69E1954128; Tue, 25 Aug 2026 06:48:12 +0000 (UTC) Received: from warthog.procyon.org.uk (unknown [10.44.32.15]) by mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 27BEB3000239; Tue, 25 Aug 2026 06:48:07 +0000 (UTC) Organization: Red Hat UK Ltd. Registered Address: Red Hat UK Ltd, Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SI4 1TE, United Kingdom. Registered in England and Wales under Company Registration No. 3798903 From: David Howells In-Reply-To: References: To: Matthew Wilcox Cc: dhowells@redhat.com, Pedro Falcato , Christoph Hellwig , Jann Horn , John Hubbard , Jan Kara , Rik van Riel , Qu Wenruo , "Darrick J. Wong" , linux-btrfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-xfs@vger.kernel.org Subject: Re: Removing ->dirty_folio Precedence: bulk X-Mailing-List: linux-btrfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <798621.1787640486.1@warthog.procyon.org.uk> Date: Tue, 25 Aug 2026 07:48:06 +0100 Message-ID: <798622.1787640486@warthog.procyon.org.uk> X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.4 Matthew Wilcox wrote: > I'm probably missing some stuff here. Let me know. mmap()? That usually tosses a spanner in somewhere. David