From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from verein.lst.de (verein.lst.de [213.95.11.211]) (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 209794C0424 for ; Thu, 2 Jul 2026 14:11:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.95.11.211 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783001503; cv=none; b=KoylfKb1gWzpb9WJkbuRKxkt9t5CPMgOMzo5ecdhrSf98Dl8Yx6s7GbKXV1TiRRznNTwnLB5+xQ0DiQDg7++8/MtpcyXRQuU51OnRTliZs/Dcy3UFjjrng4zUZxCcbKWit/wReQaH/2mmc320MT3P+pXoXQuVlDOnReBJoO3TC4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783001503; c=relaxed/simple; bh=M7NmYC/Iylm9myghHwqILim55SAUt9QrM+UZYk0eJlw=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=nlmiwEL5UUDfQhaU17CtSZjWEqocYL1DijJtmHnytqy04JQqDgn6PjjJYxguRvu0STJIxWa/wTz0CAFsoKocnx3PgDGQXKiMEYJIBeRO+Ne00vjd4TQ8/eDRws24S7RuEMFReTSRqGQfaRi5x+G454ILE1KTHx3EjtULbFlGClk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=lst.de; spf=pass smtp.mailfrom=lst.de; arc=none smtp.client-ip=213.95.11.211 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=lst.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=lst.de Received: by verein.lst.de (Postfix, from userid 2407) id A019C68C4E; Thu, 2 Jul 2026 16:11:39 +0200 (CEST) Date: Thu, 2 Jul 2026 16:11:39 +0200 From: Christoph Hellwig To: John Garry Cc: James.Bottomley@HansenPartnership.com, martin.petersen@oracle.com, m.szyprowski@samsung.com, robin.murphy@arm.com, hch@lst.de, linux-scsi@vger.kernel.org, iommu@lists.linux.dev, ionut.nechita@windriver.com Subject: Re: [PATCH 1/2] dma-mapping: make dma_max_mapping_size() return 0 for no DMA capability Message-ID: <20260702141139.GB22720@lst.de> References: <20260629085310.2298552-1-john.g.garry@oracle.com> <20260629085310.2298552-2-john.g.garry@oracle.com> Precedence: bulk X-Mailing-List: linux-scsi@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: <20260629085310.2298552-2-john.g.garry@oracle.com> User-Agent: Mutt/1.5.17 (2007-11-01) Looks good: Reviewed-by: Christoph Hellwig