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 585091ACED1 for ; Tue, 1 Apr 2025 15:12:33 +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=1743520354; cv=none; b=W3PulZ+vZR3T7ylf+QOTdNIUinprnvfBahtFEwO2k7otjXDQJqZ92pGAMIKaUUfI0X5WbAebXZJ5lnc3JHSwnk0f5EwCY/QPKXKKkx2YLmfLpkgicPqjncncNHl0Sm6b57VlZeKg6Zc3Wo+SJ8lv0edBQIS1dvc5q0HyfbPlz7M= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743520354; c=relaxed/simple; bh=CeL7oJXb7tDe4tGboepKkhYBq5pmiiuiG5zBFzcl2B0=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=b+GNtHNbhDvLT31nRW75Tc7Zu49U9HZBIVqeOSujFXIbEqzCz0ixUe0nvkMJj1SyqgoPraCa2QTR2UYmJfNBjbp9nQ7699bbzg3QBZISepdeyGxX1rX93u7i1+1949sdme4C8C+NPZ4/QgzjGVg07i0diXyisgWi4xg2h74jRAw= 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=bX/1/we/; 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="bX/1/we/" 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=CeL7oJXb7tDe4tGboepKkhYBq5pmiiuiG5zBFzcl2B0=; b=bX/1/we/9xaJ2MuEgs0TtqI77N y5PxUYF5Xs/z4sAiOzmETC9yeKjVt6/UHlzBjrumaYB2w9o44g0gJLTdU5xs+Y6Lp73P1ZCZbEi9V k/PhpO6ZZTCR5BXeEyMJDamsVwqfYdcsI34S7KTw4eq7wQwmYRJrfVQIWWGMO4f+KDjZtJKI0R81V vPko0aHH5QHKCjQ4cBS5qpEvr32rCNwghBHzKpBWqUOMnYwUuD6EA7AdUkt4zjKapm+OCUMUe9y+B uNxOEjAGr3AjkgZkGZOE4dC2tgr7vcxWY14uCVkkzBuLEmLhCsuKCkwEfM5vDUyHiicA9SwEmk9Sz /IGyR3MA==; Received: from willy by casper.infradead.org with local (Exim 4.98.1 #2 (Red Hat Linux)) id 1tzdHw-00000007Vmj-2Jlk; Tue, 01 Apr 2025 15:12:28 +0000 Date: Tue, 1 Apr 2025 16:12:28 +0100 From: Matthew Wilcox To: Sheng Yong Cc: akpm@linux-foundation.org, vbabka@suse.cz, linux-kernel@vger.kernel.org, linux-mm@archiver.kernel.org, Sheng Yong Subject: Re: [PATCH v2] lib/iov_iter: fix to increase non slab folio refcount Message-ID: References: <20250401144712.1377719-1-shengyong1@xiaomi.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: <20250401144712.1377719-1-shengyong1@xiaomi.com> On Tue, Apr 01, 2025 at 10:47:12PM +0800, Sheng Yong wrote: > Fixes: b9c0e49abfca ("mm: decline to manipulate the refcount on a slab page") > Signed-off-by: Sheng Yong Reviewed-by: Matthew Wilcox (Oracle)