From: Jonathan Cameron <Jonathan.Cameron@huawei.com>
To: Igor Mammedov <imammedo@redhat.com>
Cc: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>,
Shiju Jose <shiju.jose@huawei.com>,
"Michael S. Tsirkin" <mst@redhat.com>,
Ani Sinha <anisinha@redhat.com>,
Dongjiu Geng <gengdongjiu1@gmail.com>,
<linux-kernel@vger.kernel.org>, <qemu-arm@nongnu.org>,
<qemu-devel@nongnu.org>
Subject: Re: [PATCH v5 08/16] acpi/ghes: don't check if physical_address is not zero
Date: Mon, 9 Dec 2024 10:15:03 +0000 [thread overview]
Message-ID: <20241209101503.000010b9@huawei.com> (raw)
In-Reply-To: <20241204141246.37a7cb9d@imammedo.users.ipa.redhat.com>
On Wed, 4 Dec 2024 14:12:46 +0100
Igor Mammedov <imammedo@redhat.com> wrote:
> On Wed, 4 Dec 2024 08:41:16 +0100
> Mauro Carvalho Chehab <mchehab+huawei@kernel.org> wrote:
>
> > The 'physical_address' value is a faulty page. As such, 0 is
> > as valid as any other value.
I'm not sure what a 'faulty page' is. but code looks fine.
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
> >
> > Suggested-by: Igor Mammedov <imammedo@redhat.com>
> > Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
>
> Reviewed-by: Igor Mammedov <imammedo@redhat.com>
>
> > ---
> > hw/acpi/ghes.c | 4 ----
> > 1 file changed, 4 deletions(-)
> >
> > diff --git a/hw/acpi/ghes.c b/hw/acpi/ghes.c
> > index edc74c38bf8a..a3dffd78b012 100644
> > --- a/hw/acpi/ghes.c
> > +++ b/hw/acpi/ghes.c
> > @@ -400,10 +400,6 @@ int acpi_ghes_record_errors(uint16_t source_id, uint64_t physical_address)
> >
> > start_addr = le64_to_cpu(ags->ghes_addr_le);
> >
> > - if (!physical_address) {
> > - return -1;
> > - }
> > -
> > start_addr += source_id * sizeof(uint64_t);
> >
> > cpu_physical_memory_read(start_addr, &error_block_addr,
>
>
WARNING: multiple messages have this Message-ID (diff)
From: Jonathan Cameron via <qemu-devel@nongnu.org>
To: Igor Mammedov <imammedo@redhat.com>
Cc: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>,
Shiju Jose <shiju.jose@huawei.com>,
"Michael S. Tsirkin" <mst@redhat.com>,
Ani Sinha <anisinha@redhat.com>,
Dongjiu Geng <gengdongjiu1@gmail.com>,
<linux-kernel@vger.kernel.org>, <qemu-arm@nongnu.org>,
<qemu-devel@nongnu.org>
Subject: Re: [PATCH v5 08/16] acpi/ghes: don't check if physical_address is not zero
Date: Mon, 9 Dec 2024 10:15:03 +0000 [thread overview]
Message-ID: <20241209101503.000010b9@huawei.com> (raw)
In-Reply-To: <20241204141246.37a7cb9d@imammedo.users.ipa.redhat.com>
On Wed, 4 Dec 2024 14:12:46 +0100
Igor Mammedov <imammedo@redhat.com> wrote:
> On Wed, 4 Dec 2024 08:41:16 +0100
> Mauro Carvalho Chehab <mchehab+huawei@kernel.org> wrote:
>
> > The 'physical_address' value is a faulty page. As such, 0 is
> > as valid as any other value.
I'm not sure what a 'faulty page' is. but code looks fine.
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
> >
> > Suggested-by: Igor Mammedov <imammedo@redhat.com>
> > Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
>
> Reviewed-by: Igor Mammedov <imammedo@redhat.com>
>
> > ---
> > hw/acpi/ghes.c | 4 ----
> > 1 file changed, 4 deletions(-)
> >
> > diff --git a/hw/acpi/ghes.c b/hw/acpi/ghes.c
> > index edc74c38bf8a..a3dffd78b012 100644
> > --- a/hw/acpi/ghes.c
> > +++ b/hw/acpi/ghes.c
> > @@ -400,10 +400,6 @@ int acpi_ghes_record_errors(uint16_t source_id, uint64_t physical_address)
> >
> > start_addr = le64_to_cpu(ags->ghes_addr_le);
> >
> > - if (!physical_address) {
> > - return -1;
> > - }
> > -
> > start_addr += source_id * sizeof(uint64_t);
> >
> > cpu_physical_memory_read(start_addr, &error_block_addr,
>
>
next prev parent reply other threads:[~2024-12-09 10:15 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-12-04 7:41 [PATCH v5 00/16] Prepare GHES driver to support error injection Mauro Carvalho Chehab
2024-12-04 7:41 ` [PATCH v5 01/16] acpi/ghes: get rid of ACPI_HEST_SRC_ID_RESERVED Mauro Carvalho Chehab
2024-12-04 7:41 ` [PATCH v5 02/16] acpi/ghes: simplify acpi_ghes_record_errors() code Mauro Carvalho Chehab
2024-12-04 7:41 ` [PATCH v5 03/16] acpi/ghes: simplify the per-arch caller to build HEST table Mauro Carvalho Chehab
2024-12-04 7:41 ` [PATCH v5 04/16] acpi/ghes: better handle source_id and notification Mauro Carvalho Chehab
2024-12-04 7:41 ` [PATCH v5 05/16] acpi/ghes: Fix acpi_ghes_record_errors() argument Mauro Carvalho Chehab
2024-12-04 7:41 ` [PATCH v5 06/16] acpi/ghes: Remove a duplicated out of bounds check Mauro Carvalho Chehab
2024-12-04 7:41 ` [PATCH v5 07/16] acpi/ghes: Change the type for source_id Mauro Carvalho Chehab
2024-12-04 7:41 ` [PATCH v5 08/16] acpi/ghes: don't check if physical_address is not zero Mauro Carvalho Chehab
2024-12-04 13:12 ` Igor Mammedov
2024-12-09 10:15 ` Jonathan Cameron [this message]
2024-12-09 10:15 ` Jonathan Cameron via
2024-12-04 7:41 ` [PATCH v5 09/16] acpi/ghes: make the GHES record generation more generic Mauro Carvalho Chehab
2024-12-04 16:38 ` Igor Mammedov
2024-12-04 7:41 ` [PATCH v5 10/16] acpi/ghes: better name GHES memory error function Mauro Carvalho Chehab
2024-12-04 16:40 ` Igor Mammedov
2024-12-05 8:19 ` Mauro Carvalho Chehab
2024-12-04 7:41 ` [PATCH v5 11/16] acpi/ghes: don't crash QEMU if ghes GED is not found Mauro Carvalho Chehab
2024-12-04 7:41 ` [PATCH v5 12/16] acpi/ghes: rename etc/hardware_error file macros Mauro Carvalho Chehab
2024-12-04 7:41 ` [PATCH v5 13/16] acpi/ghes: better name the offset of the hardware error firmware Mauro Carvalho Chehab
2024-12-04 16:37 ` Igor Mammedov
2024-12-05 7:59 ` Mauro Carvalho Chehab
2024-12-05 9:22 ` Igor Mammedov
2024-12-05 14:33 ` Mauro Carvalho Chehab
2024-12-04 7:41 ` [PATCH v5 14/16] acpi/ghes: move offset calculus to a separate function Mauro Carvalho Chehab
2024-12-04 16:42 ` Igor Mammedov
2024-12-04 7:41 ` [PATCH v5 15/16] acpi/ghes: Change ghes fill logic to work with only one source Mauro Carvalho Chehab
2024-12-04 7:41 ` [PATCH v5 16/16] docs: acpi_hest_ghes: fix documentation for CPER size Mauro Carvalho Chehab
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