From patchwork Thu Feb 8 01:01:45 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alison Schofield X-Patchwork-Id: 13549207 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.8]) (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 12003168BE for ; Thu, 8 Feb 2024 01:02:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.8 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707354130; cv=none; b=ugscEca88TADKyiNSWrGd1NqpPv/Wmjq7m0sBhEai98U1Fx+MPrhnliSQv2Zfip1f5ZSMNYJQxUjDpxN+PI/JoFGEqcro0U2BAp+hTK0HmzQhw+mQ026IiQTnpoKmCnFPtvLPMejcGVHyNVbEl8ploKtbaG+EVGLp6yS1Lof9cQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707354130; c=relaxed/simple; bh=sFSwfMOSaRKAAtONH9OZkJqK2kxBdAF3OaadvPZiR4o=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=s/lzGZ6yeZvTSqIV0e3/H7nU4pehUsSKMBBTmlqHpGH19YqGfs8IwF1qnec9AG9fCE7vBQPPVfXsMnKDrbYkBhhixU7kHXPol43HsEoTBRHrfXwnPjablvGswaaGtCZH3aDps0AM5Xzw/XfNhFtRK4eqGDGRPtbr/FNj8Nx8uk8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=Yhw0JRqT; arc=none smtp.client-ip=192.198.163.8 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="Yhw0JRqT" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1707354128; x=1738890128; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=sFSwfMOSaRKAAtONH9OZkJqK2kxBdAF3OaadvPZiR4o=; b=Yhw0JRqTk9fMYK3VWUFujQt+IlNp/T5tNIK1GHPs4RNWSP0qtLYgxXdT 9RwlMfLYzckk/VyCNt/zMyc2cQZWzjpqNe57BgOvW5MD2BNcdr1vacl80 5PXJ+91LoGvQFuIVMMXw9+/Rch7Tgc7PEuhkJ/mDsevs3H9RCMams2KtU c/Mo6Rxtmgn1th4pRRcoLcItdkF0jSmIHwLll2XMUqoYVKGr+W8uNNL35 uwzJZnCSqexmShNYBOOG5O0/53Tsz0JASMVsCko6pfbaZFbzYAhN4WKm3 fR1fpM9QRPcWy2XgkHal7bBViW6owzXkXJQjA0KRX1JVgwyYinj6cUXXx A==; X-IronPort-AV: E=McAfee;i="6600,9927,10977"; a="18629926" X-IronPort-AV: E=Sophos;i="6.05,252,1701158400"; d="scan'208";a="18629926" Received: from orviesa010.jf.intel.com ([10.64.159.150]) by fmvoesa102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Feb 2024 17:01:51 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.05,252,1701158400"; d="scan'208";a="1529297" Received: from aschofie-mobl2.amr.corp.intel.com (HELO localhost) ([10.209.105.224]) by orviesa010-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Feb 2024 17:01:52 -0800 From: alison.schofield@intel.com To: Vishal Verma Cc: Alison Schofield , nvdimm@lists.linux.dev, linux-cxl@vger.kernel.org Subject: [ndctl PATCH v7 6/7] cxl/list: add --media-errors option to cxl list Date: Wed, 7 Feb 2024 17:01:45 -0800 Message-Id: <6f03d2d26d17beb33d28c7471a4fbfc1ec8a8e21.1707351560.git.alison.schofield@intel.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-cxl@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Alison Schofield The --media-errors option to 'cxl list' retrieves poison lists from memory devices supporting the capability and displays the returned media_error records in the cxl list json. This option can apply to memdevs or regions. Include media-errors in the -vvv verbose option. Example usage in the Documentation/cxl/cxl-list.txt update. Signed-off-by: Alison Schofield Reviewed-by: Dave Jiang --- Documentation/cxl/cxl-list.txt | 79 +++++++++++++++++++++++++++++++++- cxl/filter.h | 3 ++ cxl/list.c | 3 ++ 3 files changed, 84 insertions(+), 1 deletion(-) diff --git a/Documentation/cxl/cxl-list.txt b/Documentation/cxl/cxl-list.txt index 838de4086678..5c20614ef579 100644 --- a/Documentation/cxl/cxl-list.txt +++ b/Documentation/cxl/cxl-list.txt @@ -415,6 +415,83 @@ OPTIONS --region:: Specify CXL region device name(s), or device id(s), to filter the listing. +-L:: +--media-errors:: + Include media-error information. The poison list is retrieved from the + device(s) and media_error records are added to the listing. Apply this + option to memdevs and regions where devices support the poison list + capability. + + "decoder" and "hpa" are included when the media-error is in a mapped + address. + + "source" will be one of: External, Internal, Injected, Vendor Specific, + or Unknown, as defined in CXL Specification v3.1 Table 8-140. + +---- +# cxl list -m mem1 --media-errors +[ + { + "memdev":"mem1", + "pmem_size":1073741824, + "ram_size":1073741824, + "serial":1, + "numa_node":1, + "host":"cxl_mem.1", + "media_errors":[ + { + "dpa":0, + "length":64, + "source":"Internal" + }, + { + "decoder":"decoder10.0", + "hpa":1035355557888, + "dpa":1073741824, + "length":64, + "source":"External" + }, + { + "decoder":"decoder10.0", + "hpa":1035355566080, + "dpa":1073745920, + "length":64, + "source":"Injected" + } + ] + } +] + +# cxl list -r region5 --media-errors +[ + { + "region":"region5", + "resource":1035355553792, + "size":2147483648, + "type":"pmem", + "interleave_ways":2, + "interleave_granularity":4096, + "decode_state":"commit", + "media_errors":[ + { + "decoder":"decoder10.0", + "hpa":1035355557888, + "dpa":1073741824, + "length":64, + "source":"External" + }, + { + "decoder":"decoder8.1", + "hpa":1035355553792, + "dpa":1073741824, + "length":64, + "source":"Internal" + } + ] + } +] +---- + -v:: --verbose:: Increase verbosity of the output. This can be specified @@ -431,7 +508,7 @@ OPTIONS devices with --idle. - *-vvv* Everything *-vv* provides, plus enable - --health and --partition. + --health, --partition, --media-errors. --debug:: If the cxl tool was built with debug enabled, turn on debug diff --git a/cxl/filter.h b/cxl/filter.h index 3f65990f835a..956a46e0c7a9 100644 --- a/cxl/filter.h +++ b/cxl/filter.h @@ -30,6 +30,7 @@ struct cxl_filter_params { bool fw; bool alert_config; bool dax; + bool media_errors; int verbose; struct log_ctx ctx; }; @@ -88,6 +89,8 @@ static inline unsigned long cxl_filter_to_flags(struct cxl_filter_params *param) flags |= UTIL_JSON_ALERT_CONFIG; if (param->dax) flags |= UTIL_JSON_DAX | UTIL_JSON_DAX_DEVS; + if (param->media_errors) + flags |= UTIL_JSON_MEDIA_ERRORS; return flags; } diff --git a/cxl/list.c b/cxl/list.c index 93ba51ef895c..0b25d78248d5 100644 --- a/cxl/list.c +++ b/cxl/list.c @@ -57,6 +57,8 @@ static const struct option options[] = { "include memory device firmware information"), OPT_BOOLEAN('A', "alert-config", ¶m.alert_config, "include alert configuration information"), + OPT_BOOLEAN('L', "media-errors", ¶m.media_errors, + "include media-error information "), OPT_INCR('v', "verbose", ¶m.verbose, "increase output detail"), #ifdef ENABLE_DEBUG OPT_BOOLEAN(0, "debug", &debug, "debug list walk"), @@ -121,6 +123,7 @@ int cmd_list(int argc, const char **argv, struct cxl_ctx *ctx) param.fw = true; param.alert_config = true; param.dax = true; + param.media_errors = true; /* fallthrough */ case 2: param.idle = true;