Linux-EDAC Archive on lore.kernel.org
 help / color / Atom feed
From: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
To: Robert Richter <rrichter@marvell.com>
Cc: Borislav Petkov <bp@alien8.de>, Tony Luck <tony.luck@intel.com>,
	James Morse <james.morse@arm.com>,
	"linux-edac@vger.kernel.org" <linux-edac@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 12/19] EDAC: Store error type in struct edac_raw_error_desc
Date: Fri, 11 Oct 2019 07:54:19 -0300
Message-ID: <20191011075412.03458c3e@coco.lan> (raw)
In-Reply-To: <20191010202418.25098-13-rrichter@marvell.com>

Em Thu, 10 Oct 2019 20:25:29 +0000
Robert Richter <rrichter@marvell.com> escreveu:

> Store the error type in struct edac_raw_error_desc. This makes the
> type parameter of edac_raw_mc_handle_error() obsolete.

I don't see much gain on this change, but whatever works best for
ghes.

> 
> Signed-off-by: Robert Richter <rrichter@marvell.com>
> ---
>  drivers/edac/edac_mc.c   |  8 ++++----
>  drivers/edac/edac_mc.h   |  4 +---
>  drivers/edac/ghes_edac.c | 13 ++++++-------
>  include/linux/edac.h     |  1 +
>  4 files changed, 12 insertions(+), 14 deletions(-)
> 
> diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c
> index cdfb383f7a35..ca206854b8ee 100644
> --- a/drivers/edac/edac_mc.c
> +++ b/drivers/edac/edac_mc.c
> @@ -1040,15 +1040,14 @@ static void edac_ue_error(struct mem_ctl_info *mci,
>  	edac_inc_ue_error(mci, dimm, error_count);
>  }
>  
> -void edac_raw_mc_handle_error(const enum hw_event_mc_err_type type,
> -			      struct mem_ctl_info *mci,
> +void edac_raw_mc_handle_error(struct mem_ctl_info *mci,
>  			      struct dimm_info *dimm,
>  			      struct edac_raw_error_desc *e)
>  {
>  	char detail[80];
>  
>  	/* Memory type dependent details about the error */
> -	if (type == HW_EVENT_ERR_CORRECTED) {
> +	if (e->type == HW_EVENT_ERR_CORRECTED) {
>  		snprintf(detail, sizeof(detail),
>  			"page:0x%lx offset:0x%lx grain:%ld syndrome:0x%lx",
>  			e->page_frame_number, e->offset_in_page,
> @@ -1095,6 +1094,7 @@ void edac_mc_handle_error(const enum hw_event_mc_err_type type,
>  	/* Fills the error report buffer */
>  	memset(e, 0, sizeof (*e));
>  	e->error_count = error_count;
> +	e->type = type;
>  	e->top_layer = top_layer;
>  	e->mid_layer = mid_layer;
>  	e->low_layer = low_layer;
> @@ -1243,6 +1243,6 @@ void edac_mc_handle_error(const enum hw_event_mc_err_type type,
>  
>  	dimm = edac_get_dimm(mci, top_layer, mid_layer, low_layer);
>  
> -	edac_raw_mc_handle_error(type, mci, dimm, e);
> +	edac_raw_mc_handle_error(mci, dimm, e);
>  }
>  EXPORT_SYMBOL_GPL(edac_mc_handle_error);
> diff --git a/drivers/edac/edac_mc.h b/drivers/edac/edac_mc.h
> index 2c3e2fbcedc4..a8f1b5b5e873 100644
> --- a/drivers/edac/edac_mc.h
> +++ b/drivers/edac/edac_mc.h
> @@ -212,7 +212,6 @@ extern int edac_mc_find_csrow_by_page(struct mem_ctl_info *mci,
>   * edac_raw_mc_handle_error() - Reports a memory event to userspace without
>   *	doing anything to discover the error location.
>   *
> - * @type:		severity of the error (CE/UE/Fatal)
>   * @mci:		a struct mem_ctl_info pointer
>   * @dimm:		a struct dimm_info pointer
>   * @e:			error description
> @@ -221,8 +220,7 @@ extern int edac_mc_find_csrow_by_page(struct mem_ctl_info *mci,
>   * only be called directly when the hardware error come directly from BIOS,
>   * like in the case of APEI GHES driver.
>   */
> -void edac_raw_mc_handle_error(const enum hw_event_mc_err_type type,
> -			      struct mem_ctl_info *mci,
> +void edac_raw_mc_handle_error(struct mem_ctl_info *mci,
>  			      struct dimm_info *dimm,
>  			      struct edac_raw_error_desc *e);
>  
> diff --git a/drivers/edac/ghes_edac.c b/drivers/edac/ghes_edac.c
> index 4f5721cf4380..1db1c012bed9 100644
> --- a/drivers/edac/ghes_edac.c
> +++ b/drivers/edac/ghes_edac.c
> @@ -194,7 +194,6 @@ static void ghes_edac_dmidecode(const struct dmi_header *dh, void *arg)
>  void ghes_edac_report_mem_error(int sev, struct cper_sec_mem_err *mem_err)
>  {
>  	struct dimm_info *dimm;
> -	enum hw_event_mc_err_type type;
>  	struct edac_raw_error_desc *e;
>  	struct mem_ctl_info *mci;
>  	struct ghes_edac_pvt *pvt = ghes_pvt;
> @@ -232,17 +231,17 @@ void ghes_edac_report_mem_error(int sev, struct cper_sec_mem_err *mem_err)
>  
>  	switch (sev) {
>  	case GHES_SEV_CORRECTED:
> -		type = HW_EVENT_ERR_CORRECTED;
> +		e->type = HW_EVENT_ERR_CORRECTED;
>  		break;
>  	case GHES_SEV_RECOVERABLE:
> -		type = HW_EVENT_ERR_UNCORRECTED;
> +		e->type = HW_EVENT_ERR_UNCORRECTED;
>  		break;
>  	case GHES_SEV_PANIC:
> -		type = HW_EVENT_ERR_FATAL;
> +		e->type = HW_EVENT_ERR_FATAL;
>  		break;
>  	default:
>  	case GHES_SEV_NO:
> -		type = HW_EVENT_ERR_INFO;
> +		e->type = HW_EVENT_ERR_INFO;
>  	}
>  
>  	edac_dbg(1, "error validation_bits: 0x%08llx\n",
> @@ -433,14 +432,14 @@ void ghes_edac_report_mem_error(int sev, struct cper_sec_mem_err *mem_err)
>  	grain_bits = fls_long(e->grain);
>  	snprintf(pvt->detail_location, sizeof(pvt->detail_location),
>  		 "APEI location: %s %s", e->location, e->other_detail);
> -	trace_mc_event(type, e->msg, e->label, e->error_count,
> +	trace_mc_event(e->type, e->msg, e->label, e->error_count,
>  		       mci->mc_idx, e->top_layer, e->mid_layer, e->low_layer,
>  		       (e->page_frame_number << PAGE_SHIFT) | e->offset_in_page,
>  		       grain_bits, e->syndrome, pvt->detail_location);
>  
>  	dimm = edac_get_dimm_by_index(mci, e->top_layer);
>  
> -	edac_raw_mc_handle_error(type, mci, dimm, e);
> +	edac_raw_mc_handle_error(mci, dimm, e);
>  
>  	spin_unlock_irqrestore(&ghes_lock, flags);
>  }
> diff --git a/include/linux/edac.h b/include/linux/edac.h
> index 4d9673954856..587c53b87fdf 100644
> --- a/include/linux/edac.h
> +++ b/include/linux/edac.h
> @@ -463,6 +463,7 @@ struct edac_raw_error_desc {
>  	long grain;
>  
>  	u16 error_count;
> +	enum hw_event_mc_err_type type;
>  	int top_layer;
>  	int mid_layer;
>  	int low_layer;



Thanks,
Mauro

  reply index

Thread overview: 52+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-10 20:25 [PATCH 00/19] EDAC: Rework edac_mc and ghes drivers Robert Richter
2019-10-10 20:25 ` [PATCH 01/19] EDAC: Replace EDAC_DIMM_PTR() macro with edac_get_dimm() function Robert Richter
2019-10-11  9:58   ` Mauro Carvalho Chehab
2019-10-11 11:38     ` Robert Richter
2019-10-10 20:25 ` [PATCH 02/19] EDAC: Remove EDAC_DIMM_OFF() macro Robert Richter
2019-10-11 10:09   ` Mauro Carvalho Chehab
2019-10-11 11:36     ` Robert Richter
2019-10-10 20:25 ` [PATCH 03/19] EDAC: Introduce mci_for_each_dimm() iterator Robert Richter
2019-10-11 10:14   ` Mauro Carvalho Chehab
2019-10-10 20:25 ` [PATCH 04/19] EDAC, mc: Do not BUG_ON() in edac_mc_alloc() Robert Richter
2019-10-11 10:15   ` Mauro Carvalho Chehab
2019-10-10 20:25 ` [PATCH 05/19] EDAC, mc: Reduce indentation level in edac_mc_handle_error() Robert Richter
2019-10-10 22:10   ` Joe Perches
2019-10-11  6:50     ` Robert Richter
2019-10-11 10:20     ` Mauro Carvalho Chehab
2019-10-11 10:50       ` Joe Perches
2019-10-11 12:08         ` Robert Richter
2019-10-11 14:49           ` Joe Perches
2019-10-11 10:17   ` Mauro Carvalho Chehab
2019-10-10 20:25 ` [PATCH 06/19] EDAC, mc: Remove per layer counters Robert Richter
2019-10-11 10:40   ` Mauro Carvalho Chehab
2019-10-14 11:12     ` Robert Richter
2019-10-10 20:25 ` [PATCH 07/19] EDAC, mc: Rename iterator variable to idx Robert Richter
2019-10-11 10:41   ` Mauro Carvalho Chehab
2019-10-10 20:25 ` [PATCH 08/19] EDAC, mc: Split edac_mc_alloc() into smaller functions Robert Richter
2019-10-11 10:43   ` Mauro Carvalho Chehab
2019-10-10 20:25 ` [PATCH 09/19] EDAC, mc: Reorder functions edac_mc_alloc*() Robert Richter
2019-10-11 10:45   ` Mauro Carvalho Chehab
2019-10-10 20:25 ` [PATCH 10/19] EDAC, mc: Rework edac_raw_mc_handle_error() to use struct dimm_info Robert Richter
2019-10-11 10:48   ` Mauro Carvalho Chehab
2019-10-10 20:25 ` [PATCH 11/19] EDAC: Remove misleading comment in struct edac_raw_error_desc Robert Richter
2019-10-11 10:49   ` Mauro Carvalho Chehab
2019-10-10 20:25 ` [PATCH 12/19] EDAC: Store error type " Robert Richter
2019-10-11 10:54   ` Mauro Carvalho Chehab [this message]
2019-10-14 11:47     ` Robert Richter
2019-10-10 20:25 ` [PATCH 13/19] EDAC, mc: Determine mci pointer from the error descriptor Robert Richter
2019-10-11 10:56   ` Mauro Carvalho Chehab
2019-10-10 20:25 ` [PATCH 14/19] EDAC, mc: Create new function edac_inc_csrow() Robert Richter
2019-10-11 11:08   ` Mauro Carvalho Chehab
2019-10-14 11:58     ` Robert Richter
2019-10-10 20:25 ` [PATCH 15/19] EDAC, ghes: Use standard kernel macros for page calculations Robert Richter
2019-10-11 11:10   ` Mauro Carvalho Chehab
2019-10-10 20:25 ` [PATCH 16/19] EDAC, ghes: Fix grain calculation Robert Richter
2019-10-11 11:22   ` Mauro Carvalho Chehab
2019-10-10 20:25 ` [PATCH 17/19] EDAC, ghes: Remove intermediate buffer pvt->detail_location Robert Richter
2019-10-11 11:20   ` Mauro Carvalho Chehab
2019-10-10 20:25 ` [PATCH 18/19] EDAC, ghes: Unify trace_mc_event() code with edac_mc driver Robert Richter
2019-10-11 11:23   ` Mauro Carvalho Chehab
2019-10-10 20:25 ` [PATCH 19/19] EDAC, Documentation: Describe CPER module definition and DIMM ranks Robert Richter
2019-10-11 11:29   ` Mauro Carvalho Chehab
2019-10-10 20:36 ` [PATCH 00/19] EDAC: Rework edac_mc and ghes drivers Robert Richter
2019-10-14 12:00 ` Robert Richter

Reply instructions:

You may reply publically to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20191011075412.03458c3e@coco.lan \
    --to=mchehab+samsung@kernel.org \
    --cc=bp@alien8.de \
    --cc=james.morse@arm.com \
    --cc=linux-edac@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=rrichter@marvell.com \
    --cc=tony.luck@intel.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

Linux-EDAC Archive on lore.kernel.org

Archives are clonable:
	git clone --mirror https://lore.kernel.org/linux-edac/0 linux-edac/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 linux-edac linux-edac/ https://lore.kernel.org/linux-edac \
		linux-edac@vger.kernel.org linux-edac@archiver.kernel.org
	public-inbox-index linux-edac

Example config snippet for mirrors

Newsgroup available over NNTP:
	nntp://nntp.lore.kernel.org/org.kernel.vger.linux-edac


AGPL code for this site: git clone https://public-inbox.org/ public-inbox