linux-pm.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Sudeep Holla <sudeep.holla@arm.com>
To: Al Stone <al.stone@linaro.org>,
	"linux-acpi@vger.kernel.org" <linux-acpi@vger.kernel.org>,
	"linux-arm-kernel@lists.infradead.org"
	<linux-arm-kernel@lists.infradead.org>
Cc: Sudeep Holla <sudeep.holla@arm.com>,
	"linaro-kernel@lists.linaro.org" <linaro-kernel@lists.linaro.org>,
	"linux-ia64@vger.kernel.org" <linux-ia64@vger.kernel.org>,
	"patches@linaro.org" <patches@linaro.org>,
	"linux-pm@vger.kernel.org" <linux-pm@vger.kernel.org>,
	"linaro-acpi@lists.linaro.org" <linaro-acpi@lists.linaro.org>,
	"Rafael J. Wysocki" <rjw@rjwysocki.net>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Len Brown <lenb@kernel.org>
Subject: Re: [PATCH v2 1/5] ACPI: add in a bad_madt_entry() function to eventually replace the macro
Date: Mon, 07 Sep 2015 16:32:05 +0100	[thread overview]
Message-ID: <55EDADF5.5060008@arm.com> (raw)
In-Reply-To: <1440022048-6285-2-git-send-email-al.stone@linaro.org>

Hi Al,

On 19/08/15 23:07, Al Stone wrote:

I finally got a chance to try this series on Juno. Well it exposed a 
firmware bug in MADT table :)

[..]

>                  acpi_tbl_entry_handler handler,
> @@ -245,6 +484,8 @@ acpi_parse_entries(char *id, unsigned long table_size,
>                 table_end) {
>                  if (entry->type == entry_id
>                      && (!max_entries || count < max_entries)) {
> +                       if (bad_madt_entry(table_header, entry))
> +                               return -EINVAL;

Not sure if we can have the above check here unconditionally.
Currently I can see there are 2 other users of acpi_parse_entries i.e.
PCC and NUMA. So may be it can be made conditional or return success for
non-MADT tables from bad_madt_entry ?

Other than that, you can add for ARM64 specific parts:
Reviewed-and-tested-by: Sudeep Holla <sudeep.holla@arm.com>

Regards,
Sudeep

  parent reply	other threads:[~2015-09-07 15:32 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-08-19 22:07 [PATCH v2 0/5] ACPI: Provide better MADT subtable sanity checks Al Stone
2015-08-19 22:07 ` [PATCH v2 1/5] ACPI: add in a bad_madt_entry() function to eventually replace the macro Al Stone
2015-08-26 15:38   ` Timur Tabi
2015-08-26 20:30     ` Al Stone
2015-09-07 15:32   ` Sudeep Holla [this message]
2015-09-08 23:00     ` Al Stone
2015-09-09 19:57     ` Al Stone
2015-09-10 16:20       ` Sudeep Holla
2015-09-10 20:43         ` Al Stone
2015-09-11  8:49           ` Sudeep Holla
2015-08-19 22:07 ` [PATCH v2 2/5] ACPI / ARM64: remove usage of BAD_MADT_ENTRY/BAD_MADT_GICC_ENTRY Al Stone
2015-08-20 10:13   ` Will Deacon
2015-08-20 16:57     ` Al Stone
2015-08-24 10:04       ` Will Deacon
2015-08-19 22:07 ` [PATCH v2 3/5] ACPI / IA64: remove usage of BAD_MADT_ENTRY Al Stone
2015-08-19 22:07 ` [PATCH v2 4/5] ACPI / X86: " Al Stone
2015-08-19 22:07 ` [PATCH v2 5/5] ACPI: remove definition of BAD_MADT_ENTRY macro Al Stone

Reply instructions:

You may reply publicly 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=55EDADF5.5060008@arm.com \
    --to=sudeep.holla@arm.com \
    --cc=al.stone@linaro.org \
    --cc=lenb@kernel.org \
    --cc=linaro-acpi@lists.linaro.org \
    --cc=linaro-kernel@lists.linaro.org \
    --cc=linux-acpi@vger.kernel.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-ia64@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-pm@vger.kernel.org \
    --cc=patches@linaro.org \
    --cc=rjw@rjwysocki.net \
    /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
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).