From patchwork Fri Jun 2 16:38:42 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Martin Wilck X-Patchwork-Id: 688972 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 A9E03C7EE2A for ; Fri, 2 Jun 2023 16:39:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235872AbjFBQjZ (ORCPT ); Fri, 2 Jun 2023 12:39:25 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57912 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235101AbjFBQjX (ORCPT ); Fri, 2 Jun 2023 12:39:23 -0400 Received: from smtp-out1.suse.de (smtp-out1.suse.de [195.135.220.28]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 92D2A13E; 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-out1.suse.de (Postfix) with ESMTPS id 4028621A27; 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; bh=JSAhD21I8oIRAF+FVtzDtku5fSJ0TvsKEcAyaT7dRWc=; b=uYMvmggQVeFGuYvsbc2QZXGh9phZb4g+iqSRBvWVGVN2Q3ezKyGmA8hIMJjx/Zmc4KyDtL 51RtYH9u0f2IwX9l5yyOw331VYMDFfs+FwMWNZDYSXPzJ8xvxdEHLIYEhEIwBQ80DkI2Ij suhvOYsrNzTGZKe+K42nPONqagxvUxA= 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 D4CEC133E6; Fri, 2 Jun 2023 16:39:20 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id 8b89MjgbemSEDwAAMHmgww (envelope-from ); Fri, 02 Jun 2023 16:39:20 +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 , Martin Wilck Subject: [PATCH 0/3] scsi: fixes for targets with many LUNs Date: Fri, 2 Jun 2023 18:38:42 +0200 Message-Id: <20230602163845.32108-1-mwilck@suse.com> X-Mailer: git-send-email 2.40.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org From: Martin Wilck This patch series addresses some issues we saw in a test setup with a large number of SCSI LUNs. The first two patches simply increase the number of available sg and bsg devices. The last one fixes an large delay we encountered between blocking a Fibre Channel remote port and the dev_loss_tmo. Hannes Reinecke (3): bsg: increase number of devices scsi: sg: increase number of devices scsi: simplify scsi_stop_queue() block/bsg.c | 2 +- drivers/scsi/scsi_lib.c | 29 +++++++++++++++-------------- drivers/scsi/sg.c | 2 +- 3 files changed, 17 insertions(+), 16 deletions(-)