From patchwork Mon May 5 08:11:22 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 887731 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 C53411E492D; Mon, 5 May 2025 08:11:54 +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=1746432717; cv=none; b=HFN23y5S21oPSBdP0S1QDbHpXJSr8UxVEYnCoEhAPiGMA6CjEExx2uwY8pktVwML2fOTG5wp6QrW5f/+Z/q4pEVQdfCZUsE4ny9kMXcpn8vGv9kM/PFPzKbvfJc6DnhU+4g/WxYFyuQ5bl2tlP704bK8HyWfFLYx1VPf4zLDYP4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746432717; c=relaxed/simple; bh=tyfmDu5RrzffKFNQcLgFbOa6tMwHBnGv88RxwnSg0T0=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=EoN+nzW8X0lozh59pI4aLK7X57IJ9bH5ZY6plD7Aka2iyjq4dc/1PEef/bjqcCapCj6ZDzXFhvifC0zQuPSYmUY2YyLXfqcyZ1E4IZNZkhngFIA0fCgMg+RQXSdxMlO3rhPNoUjnkD+4tMDEsqGTk5ZCGQkIsLuEVTfoJnNYfzo= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=lst.de; spf=none smtp.mailfrom=bombadil.srs.infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=uObhKkX7; arc=none smtp.client-ip=198.137.202.133 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=lst.de 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="uObhKkX7" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=kDizabCCdyxATU2dAD2Y+usEvCItNB58jVxVeM+hLcw=; b=uObhKkX7At4AvsencfrX7YgoFu 6FmMzb0W3bP7dDCfc6XSNvnt42ntFFqiHuXbkITE18e5n9sH3wleToP6s8jpsLMAj1YVAEBxq6A/G tneiLWJdcNJYLWUYXHjneumOOs09EfldhcxSVDzfeJhjCxOYsXjfNDTHpgjUTjAc5A5OS3wLFK01a AwzOJlwJ53uQxZrcWSMribfZFl0n2bmL30nhJEtcuJf9MZ77zdwwlmyiVTEdQJyMSSfzo5XlB+e6D lcsa/vD3hxtXaY1NfH1XoerPXZ6kELw9Xfl7Zwaau91ZNertkfJlLdYh3YK0lOnIeheMLcMrAuHjI CBij4OsQ==; Received: from 2a02-8389-2341-5b80-f2ef-69c9-6274-23a2.cable.dynamic.v6.surfer.at ([2a02:8389:2341:5b80:f2ef:69c9:6274:23a2] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.98.2 #2 (Red Hat Linux)) id 1uBqvY-00000006kUY-2Cre; Mon, 05 May 2025 08:11:53 +0000 From: Christoph Hellwig To: Jens Axboe Cc: "Martin K. Petersen" , "Juergen E. Fischer" , Alan Stern , Andrew Morton , linux-block@vger.kernel.org, linux-scsi@vger.kernel.org, linux-usb@vger.kernel.org, usb-storage@lists.one-eyed-alien.net, linux-mm@kvack.org, Hannes Reinecke Subject: [PATCH 3/7] scsi: make ppa depend on !HIGHMEM Date: Mon, 5 May 2025 10:11:22 +0200 Message-ID: <20250505081138.3435992-4-hch@lst.de> X-Mailer: git-send-email 2.47.2 In-Reply-To: <20250505081138.3435992-1-hch@lst.de> References: <20250505081138.3435992-1-hch@lst.de> Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html This is one of the last drivers depending on the block layer bounce buffering code. Restrict it to run on non-highmem configs so that the bounce buffering code can be removed. Signed-off-by: Christoph Hellwig Reviewed-by: Hannes Reinecke Reviewed-by: John Garry --- drivers/scsi/Kconfig | 1 + drivers/scsi/ppa.c | 1 - 2 files changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig index 82e0b7eaed4c..5522310bab8d 100644 --- a/drivers/scsi/Kconfig +++ b/drivers/scsi/Kconfig @@ -796,6 +796,7 @@ config SCSI_PPA tristate "IOMEGA parallel port (ppa - older drives)" depends on SCSI && PARPORT_PC depends on HAS_IOPORT + depends on !HIGHMEM help This driver supports older versions of IOMEGA's parallel port ZIP drive (a 100 MB removable media device). diff --git a/drivers/scsi/ppa.c b/drivers/scsi/ppa.c index a06329b47851..1ed3171f1797 100644 --- a/drivers/scsi/ppa.c +++ b/drivers/scsi/ppa.c @@ -1104,7 +1104,6 @@ static int __ppa_attach(struct parport *pb) host = scsi_host_alloc(&ppa_template, sizeof(ppa_struct *)); if (!host) goto out1; - host->no_highmem = true; host->io_port = pb->base; host->n_io_port = ports; host->dma_channel = -1;