From patchwork Thu Oct 19 09:49:04 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shivasharan S X-Patchwork-Id: 10016305 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 693E360215 for ; Thu, 19 Oct 2017 09:51:08 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 48CB828C6D for ; Thu, 19 Oct 2017 09:51:08 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 3DED528CB5; Thu, 19 Oct 2017 09:51:08 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.5 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, RCVD_IN_DNSWL_HI, RCVD_IN_SORBS_SPAM autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E22FF28C6D for ; Thu, 19 Oct 2017 09:51:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752575AbdJSJvG (ORCPT ); Thu, 19 Oct 2017 05:51:06 -0400 Received: from mail-pg0-f67.google.com ([74.125.83.67]:44834 "EHLO mail-pg0-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752621AbdJSJun (ORCPT ); Thu, 19 Oct 2017 05:50:43 -0400 Received: by mail-pg0-f67.google.com with SMTP id j3so6770679pga.1 for ; Thu, 19 Oct 2017 02:50:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=iK7WosAl1lDubGBGVR+k4BECUH/tWjqj8TRLh2xIxUA=; b=E7IxO1BPCJTEMyEQNOxVrCLaxJ4sme9W5ucQAhocTdPjnZH2+9oXR6Gp/VS1arL/if mLj90Zr6S0j0PXMFguhcFVRIVIQkf9tfA7/1dQneg5M0Kbo7vS/cgIh/sHRK3PXdxX1H ZpnL3efMZRVVopbvEiTR9BD1pu7e+FnJIW/Nw= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=iK7WosAl1lDubGBGVR+k4BECUH/tWjqj8TRLh2xIxUA=; b=OifTunhsrLYcbFrmWj7gN3yJcz6fxAiPHm15jVY8BhaY78UMsXs7nVv6SzF1nM2CVh THl7V1z6Mb1t4xtGx+Uzc+GX5Op5qWve0fi34iguzLcdBRdZzjGRv7ivqM9OSBmekwIM dtpqlFlVoRNq4UOLa2niJNwgS+/X18rjSA6IWHEoh5J39sMrvIpSIXEuLi7WDWYQ7IJX dgVOezpEdzAR9GSaPujc1e1tqSu6GhRMuSFJB3qE2j6CURrNul/sdwzkzZrb0Zy6S/5s uuo1HjXlHjlub3ByNGj/x0DRsKPgHSYPMfjeZVsiMTeM0hkwSbOq9ow4ZHJW55jOt7fH 2vCw== X-Gm-Message-State: AMCzsaVTVuowRLCDE1KiXlDKHPgiA5G0xyVqVvOtKeqCq4iMUAkVNFOQ 0LHKNg6PosfW+AgVX4fVYjBUtVC4 X-Google-Smtp-Source: ABhQp+QPUQ+q0OuiWjdCsiS+o6KXT9l73YWIPqhqOJvQgzoeW14sHpQaYxsCBMD+DgKjULZHU0Ricg== X-Received: by 10.84.133.165 with SMTP id f34mr1062557plf.268.1508406642771; Thu, 19 Oct 2017 02:50:42 -0700 (PDT) Received: from dhcp-135-24-192-142.localdomain ([192.19.239.250]) by smtp.gmail.com with ESMTPSA id e84sm27202885pfd.1.2017.10.19.02.50.40 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 19 Oct 2017 02:50:41 -0700 (PDT) From: Shivasharan S To: linux-scsi@vger.kernel.org Cc: kashyap.desai@broadcom.com, sumit.saxena@broadcom.com, Shivasharan S Subject: [PATCH 17/19] megaraid_sas: Do not limit queue_depth to 1k in non-RDPQ mode Date: Thu, 19 Oct 2017 02:49:04 -0700 Message-Id: <1508406546-25944-18-git-send-email-shivasharan.srikanteshwara@broadcom.com> X-Mailer: git-send-email 2.4.3 In-Reply-To: <1508406546-25944-1-git-send-email-shivasharan.srikanteshwara@broadcom.com> References: <1508406546-25944-1-git-send-email-shivasharan.srikanteshwara@broadcom.com> Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Earlier, driver load fails if memory allocation for request frame pool fails due to the higher queue_depth requirement. Patch 0016 in this series allows dynamically reducing queue_depth if memory allocations fail rather than failing load. With this, there is no need to limit queue_depth to 1k now. Signed-off-by: Kashyap Desai Signed-off-by: Shivasharan S --- drivers/scsi/megaraid/megaraid_sas_fusion.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c index 8b7a08af275e..745da54c11aa 100644 --- a/drivers/scsi/megaraid/megaraid_sas_fusion.c +++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c @@ -272,10 +272,6 @@ megasas_fusion_update_can_queue(struct megasas_instance *instance, int fw_boot_c instance->max_fw_cmds = cur_max_fw_cmds; instance->ldio_threshold = ldio_threshold; - if (!instance->is_rdpq) - instance->max_fw_cmds = - min_t(u16, instance->max_fw_cmds, 1024); - if (reset_devices) instance->max_fw_cmds = min(instance->max_fw_cmds, (u16)MEGASAS_KDUMP_QUEUE_DEPTH);