From patchwork Fri Jun 2 16:38:43 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Martin Wilck X-Patchwork-Id: 13265678 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2ADD4C7EE2D for ; Fri, 2 Jun 2023 16:39:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235895AbjFBQj0 (ORCPT ); Fri, 2 Jun 2023 12:39:26 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57926 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235873AbjFBQjY (ORCPT ); Fri, 2 Jun 2023 12:39:24 -0400 Received: from smtp-out2.suse.de (smtp-out2.suse.de [IPv6:2001:67c:2178:6::1d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0A863194; Fri, 2 Jun 2023 09:39:22 -0700 (PDT) Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out2.suse.de (Postfix) with ESMTPS id AC0901FDEE; Fri, 2 Jun 2023 16:39:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1685723961; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=leWSNybkvgM5TIQBj/WwVrrY7dWbgHg5e1qUYq/uf14=; b=nJjkvjwjEpcu7ZZba+FDG127CCriUvha0t+ipVSWxv9CuvOld3ODMf6CUYkJbdhK7hbeRE 0RP790tcuREHDGj+D0CJPqnGt27oD1TDSXFO5yC86KZ/yUGZcciA5KcUhO8qCr6Y0XIqpk L8hm/+phBTcCYPDleOPTqfTeQs6l9ys= Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id 4EFCF133E6; Fri, 2 Jun 2023 16:39:21 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id QBOWETkbemSEDwAAMHmgww (envelope-from ); Fri, 02 Jun 2023 16:39:21 +0000 From: mwilck@suse.com To: "Martin K. Petersen" , Christoph Hellwig , Ming Lei Cc: James Bottomley , Bart Van Assche , linux-scsi@vger.kernel.org, linux-block@vger.kernel.org, Hannes Reinecke Subject: [PATCH 1/3] bsg: increase number of devices Date: Fri, 2 Jun 2023 18:38:43 +0200 Message-Id: <20230602163845.32108-2-mwilck@suse.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230602163845.32108-1-mwilck@suse.com> References: <20230602163845.32108-1-mwilck@suse.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org From: Hannes Reinecke Larger setups may need to allocate more than 32k bsg devices, so increase the number of devices to the full range of minor device numbers. Signed-off-by: Hannes Reinecke --- block/bsg.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/block/bsg.c b/block/bsg.c index 7eca43f33d7f..c53f24243bf2 100644 --- a/block/bsg.c +++ b/block/bsg.c @@ -36,7 +36,7 @@ static inline struct bsg_device *to_bsg_device(struct inode *inode) } #define BSG_DEFAULT_CMDS 64 -#define BSG_MAX_DEVS 32768 +#define BSG_MAX_DEVS (1 << MINORBITS) static DEFINE_IDA(bsg_minor_ida); static struct class *bsg_class;