From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 E9CFB3CF02F; Tue, 16 Jun 2026 05:18:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.137.202.133 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781587140; cv=none; b=N2e5ZH9IlD06rozCrnhSQPqGT54N8oa2dautpFSegn+f12piPbQUhXRrcu+N332nBNpUAiqPLrgnVRoKF6PW7Kmkj8rAhtN87Tqpd4079dwNc4dhn30kShorRcAPNx2VFDVOu6guAT3JkEDPzOOJFKztzlFQRTDNB7E6YXSfEM4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781587140; c=relaxed/simple; bh=auJWAW/KvLjl1iYvS+m6yiX3/vFiUXgoXHpUHwezcbI=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=pt/Xq9fGUt9BN4eaE5Idoh1/z61pE9GpD88FUaMo+Iq5vDYx+YjfbjNFbTsXPIFOKH2tkQu7kRW98/jM4wzTtQO6URwjbY1INQNMYuA9t/up9MlS2W2T6xZR+oRCw4rtd2Ylbe1XycxoNmTeOoSLRiRbFTRNmdeZQh7gpatWAaQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=bombadil.srs.infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=mwXXOplr; arc=none smtp.client-ip=198.137.202.133 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=bombadil.srs.infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="mwXXOplr" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; 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=gt+vcbhrtqJ+O1ShQXxtiWR4nUZSmr3RMSGrf3Qsazk=; b=mwXXOplr8MbNqmgwSK2mML5q/c QR8dLeLDhzGIdVyEcRqriP41CERNhXbRcErG+2rWrttuqj8lPd7mzwNplY0sqE+V+xeIywBqP+qlx 4ukqrOacpZj0XBtnfpVla+vd4mg8NPZ3AtOld3YQWmFj5ePoU/RPPaZLKH8cnzdWogggv1nImdxAz uQ/13pJ5y4b5aWLrhAueY7XxbLZqllXKFHmx6Q1pUN1eL4SELys8Zpj9SFcHytyHp/UY3WDdyjO/j O3/eWcBmiv7oEppq0OmYxEIHgybV4eQY7H8t9m3OnEPxCp+jGRUpgjpfUl4hn2Fwqmttgi9cok6l8 cC/BLWZA==; Received: from hch by bombadil.infradead.org with local (Exim 4.99.1 #2 (Red Hat Linux)) id 1wZMCP-0000000FF0V-3nWB; Tue, 16 Jun 2026 05:18:58 +0000 Date: Mon, 15 Jun 2026 22:18:57 -0700 From: Christoph Hellwig To: Qu Wenruo Cc: Christoph Hellwig , Qu Wenruo , linux-btrfs@vger.kernel.org, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-xfs@vger.kernel.org Subject: Re: [PATCH v3 3/4] iomap: reject NOWAIT and BOUNCE direct IOs Message-ID: References: <3d739b6dc37e34ca2a2a3780d12d0288a4060d57.1781253428.git.wqu@suse.com> Precedence: bulk X-Mailing-List: linux-block@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: X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html On Tue, Jun 16, 2026 at 08:13:27AM +0930, Qu Wenruo wrote: > It looks like NORETRY can still sleep, thus again breaking NOWAIT > requirement. > > I think you're talking about GFP_NOWAIT? Yes, GFP_NOWAIT would be a better fit.