Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755406AbcJYX1p (ORCPT ); Tue, 25 Oct 2016 19:27:45 -0400 Received: from mx0b-00082601.pphosted.com ([67.231.153.30]:45494 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1754304AbcJYX1m (ORCPT ); Tue, 25 Oct 2016 19:27:42 -0400 From: Aaron Miller To: Borislav Petkov , Mauro Carvalho Chehab CC: , , Aaron Miller Subject: [PATCH] EDAC: expose per-dimm error counts in sysfs Date: Tue, 25 Oct 2016 16:25:51 -0700 Message-ID: <20161025232551.3270769-1-aaronmiller@fb.com> X-Mailer: git-send-email 2.9.3 X-FB-Internal: Safe MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-Spam-Reason: safe X-FB-Internal: Safe X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2016-10-25_22:,, signatures=0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2321 Lines: 70 Signed-off-by: Aaron Miller --- drivers/edac/edac_mc_sysfs.c | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) diff --git a/drivers/edac/edac_mc_sysfs.c b/drivers/edac/edac_mc_sysfs.c index 4e0f8e720ad9..11440462a3f2 100644 --- a/drivers/edac/edac_mc_sysfs.c +++ b/drivers/edac/edac_mc_sysfs.c @@ -569,6 +569,40 @@ static ssize_t dimmdev_edac_mode_show(struct device *dev, return sprintf(data, "%s\n", edac_caps[dimm->edac_mode]); } +static ssize_t dimmdev_ce_count_show(struct device *dev, + struct device_attribute *mattr, + char *data) +{ + struct dimm_info *dimm = to_dimm(dev); + u32 count; + int off; + + off = EDAC_DIMM_OFF(dimm->mci->layers, + dimm->mci->n_layers, + dimm->location[0], + dimm->location[1], + dimm->location[2]); + count = dimm->mci->ce_per_layer[dimm->mci->n_layers-1][off]; + return sprintf(data, "%u\n", count); +} + +static ssize_t dimmdev_ue_count_show(struct device *dev, + struct device_attribute *mattr, + char *data) +{ + struct dimm_info *dimm = to_dimm(dev); + u32 count; + int off; + + off = EDAC_DIMM_OFF(dimm->mci->layers, + dimm->mci->n_layers, + dimm->location[0], + dimm->location[1], + dimm->location[2]); + count = dimm->mci->ue_per_layer[dimm->mci->n_layers-1][off]; + return sprintf(data, "%u\n", count); +} + /* dimm/rank attribute files */ static DEVICE_ATTR(dimm_label, S_IRUGO | S_IWUSR, dimmdev_label_show, dimmdev_label_store); @@ -577,6 +611,8 @@ static DEVICE_ATTR(size, S_IRUGO, dimmdev_size_show, NULL); static DEVICE_ATTR(dimm_mem_type, S_IRUGO, dimmdev_mem_type_show, NULL); static DEVICE_ATTR(dimm_dev_type, S_IRUGO, dimmdev_dev_type_show, NULL); static DEVICE_ATTR(dimm_edac_mode, S_IRUGO, dimmdev_edac_mode_show, NULL); +static DEVICE_ATTR(dimm_ce_count, S_IRUGO, dimmdev_ce_count_show, NULL); +static DEVICE_ATTR(dimm_ue_count, S_IRUGO, dimmdev_ue_count_show, NULL); /* attributes of the dimm/rank object */ static struct attribute *dimm_attrs[] = { @@ -586,6 +622,8 @@ static struct attribute *dimm_attrs[] = { &dev_attr_dimm_mem_type.attr, &dev_attr_dimm_dev_type.attr, &dev_attr_dimm_edac_mode.attr, + &dev_attr_dimm_ce_count.attr, + &dev_attr_dimm_ue_count.attr, NULL, }; -- 2.9.3