From patchwork Mon Mar 11 08:54:12 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: mengfanhui X-Patchwork-Id: 779976 Received: from mailgw.kylinos.cn (mailgw.kylinos.cn [124.126.103.232]) (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 3047121115; Mon, 11 Mar 2024 09:00:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=124.126.103.232 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710147612; cv=none; b=X2H/1isEs/TuUf87jxINBjQEeEjbWZBwTA6blPT4GyQr8rJ3a3NcXwRAhEE1O6YxgLIWElb6D0ptXHIkC+rpXSJAaba1XIJynk3R0JbA/9gLMz4h8MjVluDQ4oqOVvjtbYUyYj4yGU/GKInmfBdG+BemDeiHuh+RJlZ4ukEufyY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710147612; c=relaxed/simple; bh=4T3LYMO4O+4sggHhLctCPj7vVLuqjXwtjA0tn25Lb6A=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version:Content-Type; b=VRBYLfVDt9jYhNa9eYCjELSAzCuvcw3tZvzI2zVA78TjDakKxmTR7Mq3ZGgyJZa/iw58J36LbICg+WjBbDjfrh1pAmSir9DN25h0Uf5sDPIxmKSx1WfW6PngzacjgcCSZ1mZt7a6cWsUAMbs5eqbIiHK31DFXDQ1s5yZbkcUloc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kylinos.cn; spf=pass smtp.mailfrom=kylinos.cn; arc=none smtp.client-ip=124.126.103.232 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kylinos.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=kylinos.cn X-UUID: 5c58ebdbc4ee4beeb079192331949678-20240311 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.37, REQID:64f28ce8-837a-4ed9-a4b9-142e4af9a9bf, IP:10, URL:0,TC:0,Content:0,EDM:0,RT:0,SF:-15,FILE:0,BULK:0,RULE:Release_Ham,ACTI ON:release,TS:-5 X-CID-INFO: VERSION:1.1.37, REQID:64f28ce8-837a-4ed9-a4b9-142e4af9a9bf, IP:10, UR L:0,TC:0,Content:0,EDM:0,RT:0,SF:-15,FILE:0,BULK:0,RULE:Release_Ham,ACTION :release,TS:-5 X-CID-META: VersionHash:6f543d0, CLOUDID:19a7db84-8d4f-477b-89d2-1e3bdbef96d1, B ulkID:240311165439VOSJMZSU,BulkQuantity:0,Recheck:0,SF:66|24|17|19|44|102, TC:nil,Content:0,EDM:-3,IP:-2,URL:0,File:nil,RT:nil,Bulk:nil,QS:nil,BEC:ni l,COL:0,OSI:0,OSA:0,AV:0,LES:1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0 X-CID-BVR: 0,NGT X-CID-BAS: 0,NGT,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR,TF_CID_SPAM_FAS,TF_CID_SPAM_FSD,TF_CID_SPAM_FSI X-UUID: 5c58ebdbc4ee4beeb079192331949678-20240311 X-User: mengfanhui@kylinos.cn Received: from localhost.localdomain [(39.156.73.13)] by mailgw (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 128/128) with ESMTP id 1931794865; Mon, 11 Mar 2024 16:54:36 +0800 From: mengfanhui To: kashyap.desai@broadcom.com, sumit.saxena@broadcom.com, shivasharan.srikanteshwara@broadcom.com, chandrakanth.patil@broadcom.com Cc: linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, mengfanhui@kylinos.cn Subject: [PATCH] scsi: megaraid_sas: disabled shared host tagset feature by default Date: Mon, 11 Mar 2024 16:54:12 +0800 Message-Id: <20240311085412.2391632-1-mengfanhui@kylinos.cn> X-Mailer: git-send-email 2.25.1 Precedence: bulk X-Mailing-List: linux-scsi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 By default, the host_tagset_enable feature is disabled，Fio performance has improved significantly fio test command: sudo fio -filename=/fio_test -direct=1 -iodepth 32 -thread -rw=write -ioengine=libaio -bs=4K -size=5120M -runtime=600 -numjobs=$CPUN -group_reporting -name=**.result >> **.result The test data results bw are as follows： v6.8_kernel v6.8_kernel_disable_host_tagset 4k randwrite 375 642 4k randread 210 784 4k write 306 387 4k read 435 2457 128k write 355 380 128k read 976 3665 1M read 415 3122 Signed-off-by: mengfanhui --- drivers/scsi/megaraid/megaraid_sas_base.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c index 3d4f13da1ae8..da19c4c07f2f 100644 --- a/drivers/scsi/megaraid/megaraid_sas_base.c +++ b/drivers/scsi/megaraid/megaraid_sas_base.c @@ -123,9 +123,9 @@ MODULE_PARM_DESC(poll_queues, "Number of queues to be use for io_uring poll mode "High iops queues are not allocated &\n\t\t" ); -int host_tagset_enable = 1; +int host_tagset_enable; module_param(host_tagset_enable, int, 0444); -MODULE_PARM_DESC(host_tagset_enable, "Shared host tagset enable/disable Default: enable(1)"); +MODULE_PARM_DESC(host_tagset_enable, "Shared host tagset enable/disable Default: disable(0)"); MODULE_LICENSE("GPL"); MODULE_VERSION(MEGASAS_VERSION);