From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754269Ab1AFUsm (ORCPT ); Thu, 6 Jan 2011 15:48:42 -0500 Received: from g1t0028.austin.hp.com ([15.216.28.35]:25800 "EHLO g1t0028.austin.hp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754249Ab1AFUsk (ORCPT ); Thu, 6 Jan 2011 15:48:40 -0500 Subject: [PATCH 11/11] hpsa: Add a per controller commands_outstanding entry in /sys To: james.bottomley@hansenpartnership.com From: "Stephen M. Cameron" Cc: linux-scsi@vger.kernel.org, mike.miller@hp.com, linux-kernel@vger.kernel.org, thenzl@redhat.com, akpm@linux-foundation.org, smcameron@yahoo.com Date: Thu, 06 Jan 2011 14:48:39 -0600 Message-ID: <20110106204839.10753.15372.stgit@beardog.cce.hp.com> In-Reply-To: <20110106204429.10753.92575.stgit@beardog.cce.hp.com> References: <20110106204429.10753.92575.stgit@beardog.cce.hp.com> User-Agent: StGit/0.15 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Stephen M. Cameron Signed-off-by: Stephen M. Cameron --- drivers/scsi/hpsa.c | 14 ++++++++++++++ 1 files changed, 14 insertions(+), 0 deletions(-) diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index ddd729e..c255f46 100644 --- a/drivers/scsi/hpsa.c +++ b/drivers/scsi/hpsa.c @@ -159,6 +159,8 @@ static ssize_t unique_id_show(struct device *dev, struct device_attribute *attr, char *buf); static ssize_t host_show_firmware_revision(struct device *dev, struct device_attribute *attr, char *buf); +static ssize_t host_show_commands_outstanding(struct device *dev, + struct device_attribute *attr, char *buf); static void hpsa_update_scsi_devices(struct ctlr_info *h, int hostno); static ssize_t host_store_rescan(struct device *dev, struct device_attribute *attr, const char *buf, size_t count); @@ -188,6 +190,8 @@ static DEVICE_ATTR(unique_id, S_IRUGO, unique_id_show, NULL); static DEVICE_ATTR(rescan, S_IWUSR, NULL, host_store_rescan); static DEVICE_ATTR(firmware_revision, S_IRUGO, host_show_firmware_revision, NULL); +static DEVICE_ATTR(commands_outstanding, S_IRUGO, + host_show_commands_outstanding, NULL); static struct device_attribute *hpsa_sdev_attrs[] = { &dev_attr_raid_level, @@ -199,6 +203,7 @@ static struct device_attribute *hpsa_sdev_attrs[] = { static struct device_attribute *hpsa_shost_attrs[] = { &dev_attr_rescan, &dev_attr_firmware_revision, + &dev_attr_commands_outstanding, NULL, }; @@ -299,6 +304,15 @@ static ssize_t host_show_firmware_revision(struct device *dev, fwrev[0], fwrev[1], fwrev[2], fwrev[3]); } +static ssize_t host_show_commands_outstanding(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct Scsi_Host *shost = class_to_shost(dev); + struct ctlr_info *h = shost_to_hba(shost); + + return snprintf(buf, 20, "%d\n", h->commands_outstanding); +} + /* Enqueuing and dequeuing functions for cmdlists. */ static inline void addQ(struct hlist_head *list, struct CommandList *c) {