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From: <Conor.Dooley@microchip.com>
To: <sudeep.holla@arm.com>
Cc: <linux-kernel@vger.kernel.org>, <gregkh@linuxfoundation.org>,
	<atishp@atishpatra.org>, <atishp@rivosinc.com>,
	<vincent.guittot@linaro.org>, <dietmar.eggemann@arm.com>,
	<wangqing@vivo.com>, <robh+dt@kernel.org>, <rafael@kernel.org>,
	<ionela.voinescu@arm.com>, <pierre.gondois@arm.com>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-riscv@lists.infradead.org>, <gshan@redhat.com>,
	<Valentina.FernandezAlanis@microchip.com>
Subject: Re: [PATCH v5 09/19] arch_topology: Use the last level cache information from the cacheinfo
Date: Wed, 29 Jun 2022 19:39:43 +0000	[thread overview]
Message-ID: <f1f4a30e-7a84-30e2-197c-4153b3e66b64@microchip.com> (raw)
In-Reply-To: <20220629184217.krzt6l7qadymbj6h@bogus>

On 29/06/2022 19:42, Sudeep Holla wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
> 
> On Wed, Jun 29, 2022 at 06:18:25PM +0000, Conor.Dooley@microchip.com wrote:
>>
>> No, no it doesn't. Not sure what I was thinking there.
>> Prob tested that on the the last commit that bisect tested
>> rather than the one it pointed out the problem was with.
>>
>> Either way, boot is broken in -next.
>>
> 
> Can you check if the below fixes the issue?

Unfortunately, no joy.
Applied to a HEAD of 3b23bb2573e6 ("arch_topology: Use the
last level cache information from the cacheinfo").
Thanks,
Conor.

> Assuming presenting L1 as
> LLC might be causing issue.
> 
> Regards,
> Sudeep
> 
> -->8
> diff --git i/drivers/base/cacheinfo.c w/drivers/base/cacheinfo.c
> index 167abfa6f37d..a691317f7fdd 100644
> --- i/drivers/base/cacheinfo.c
> +++ w/drivers/base/cacheinfo.c
> @@ -60,7 +60,8 @@ bool last_level_cache_is_valid(unsigned int cpu)
> 
>         llc = per_cpu_cacheinfo_idx(cpu, cache_leaves(cpu) - 1);
> 
> -       return (llc->attributes & CACHE_ID) || !!llc->fw_token;
> +       return (llc->type == CACHE_TYPE_UNIFIED) &&
> +              ((llc->attributes & CACHE_ID) || !!llc->fw_token);
> 
>  }
> 

WARNING: multiple messages have this Message-ID (diff)
From: <Conor.Dooley@microchip.com>
To: <sudeep.holla@arm.com>
Cc: <linux-kernel@vger.kernel.org>, <gregkh@linuxfoundation.org>,
	<atishp@atishpatra.org>, <atishp@rivosinc.com>,
	<vincent.guittot@linaro.org>, <dietmar.eggemann@arm.com>,
	<wangqing@vivo.com>, <robh+dt@kernel.org>, <rafael@kernel.org>,
	<ionela.voinescu@arm.com>, <pierre.gondois@arm.com>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-riscv@lists.infradead.org>, <gshan@redhat.com>,
	<Valentina.FernandezAlanis@microchip.com>
Subject: Re: [PATCH v5 09/19] arch_topology: Use the last level cache information from the cacheinfo
Date: Wed, 29 Jun 2022 19:39:43 +0000	[thread overview]
Message-ID: <f1f4a30e-7a84-30e2-197c-4153b3e66b64@microchip.com> (raw)
In-Reply-To: <20220629184217.krzt6l7qadymbj6h@bogus>

On 29/06/2022 19:42, Sudeep Holla wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
> 
> On Wed, Jun 29, 2022 at 06:18:25PM +0000, Conor.Dooley@microchip.com wrote:
>>
>> No, no it doesn't. Not sure what I was thinking there.
>> Prob tested that on the the last commit that bisect tested
>> rather than the one it pointed out the problem was with.
>>
>> Either way, boot is broken in -next.
>>
> 
> Can you check if the below fixes the issue?

Unfortunately, no joy.
Applied to a HEAD of 3b23bb2573e6 ("arch_topology: Use the
last level cache information from the cacheinfo").
Thanks,
Conor.

> Assuming presenting L1 as
> LLC might be causing issue.
> 
> Regards,
> Sudeep
> 
> -->8
> diff --git i/drivers/base/cacheinfo.c w/drivers/base/cacheinfo.c
> index 167abfa6f37d..a691317f7fdd 100644
> --- i/drivers/base/cacheinfo.c
> +++ w/drivers/base/cacheinfo.c
> @@ -60,7 +60,8 @@ bool last_level_cache_is_valid(unsigned int cpu)
> 
>         llc = per_cpu_cacheinfo_idx(cpu, cache_leaves(cpu) - 1);
> 
> -       return (llc->attributes & CACHE_ID) || !!llc->fw_token;
> +       return (llc->type == CACHE_TYPE_UNIFIED) &&
> +              ((llc->attributes & CACHE_ID) || !!llc->fw_token);
> 
>  }
> 
_______________________________________________
linux-riscv mailing list
linux-riscv@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-riscv

WARNING: multiple messages have this Message-ID (diff)
From: <Conor.Dooley@microchip.com>
To: <sudeep.holla@arm.com>
Cc: <linux-kernel@vger.kernel.org>, <gregkh@linuxfoundation.org>,
	<atishp@atishpatra.org>, <atishp@rivosinc.com>,
	<vincent.guittot@linaro.org>, <dietmar.eggemann@arm.com>,
	<wangqing@vivo.com>, <robh+dt@kernel.org>, <rafael@kernel.org>,
	<ionela.voinescu@arm.com>, <pierre.gondois@arm.com>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-riscv@lists.infradead.org>, <gshan@redhat.com>,
	<Valentina.FernandezAlanis@microchip.com>
Subject: Re: [PATCH v5 09/19] arch_topology: Use the last level cache information from the cacheinfo
Date: Wed, 29 Jun 2022 19:39:43 +0000	[thread overview]
Message-ID: <f1f4a30e-7a84-30e2-197c-4153b3e66b64@microchip.com> (raw)
In-Reply-To: <20220629184217.krzt6l7qadymbj6h@bogus>

On 29/06/2022 19:42, Sudeep Holla wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
> 
> On Wed, Jun 29, 2022 at 06:18:25PM +0000, Conor.Dooley@microchip.com wrote:
>>
>> No, no it doesn't. Not sure what I was thinking there.
>> Prob tested that on the the last commit that bisect tested
>> rather than the one it pointed out the problem was with.
>>
>> Either way, boot is broken in -next.
>>
> 
> Can you check if the below fixes the issue?

Unfortunately, no joy.
Applied to a HEAD of 3b23bb2573e6 ("arch_topology: Use the
last level cache information from the cacheinfo").
Thanks,
Conor.

> Assuming presenting L1 as
> LLC might be causing issue.
> 
> Regards,
> Sudeep
> 
> -->8
> diff --git i/drivers/base/cacheinfo.c w/drivers/base/cacheinfo.c
> index 167abfa6f37d..a691317f7fdd 100644
> --- i/drivers/base/cacheinfo.c
> +++ w/drivers/base/cacheinfo.c
> @@ -60,7 +60,8 @@ bool last_level_cache_is_valid(unsigned int cpu)
> 
>         llc = per_cpu_cacheinfo_idx(cpu, cache_leaves(cpu) - 1);
> 
> -       return (llc->attributes & CACHE_ID) || !!llc->fw_token;
> +       return (llc->type == CACHE_TYPE_UNIFIED) &&
> +              ((llc->attributes & CACHE_ID) || !!llc->fw_token);
> 
>  }
> 
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  reply	other threads:[~2022-06-29 19:40 UTC|newest]

Thread overview: 144+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-06-27 16:50 [PATCH v5 00/19] arch_topology: Updates to add socket support and fix cluster ids Sudeep Holla
2022-06-27 16:50 ` Sudeep Holla
2022-06-27 16:50 ` Sudeep Holla
2022-06-27 16:50 ` [PATCH v5 01/19] ACPI: PPTT: Use table offset as fw_token instead of virtual address Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50 ` [PATCH v5 02/19] cacheinfo: Use of_cpu_device_node_get instead cpu_dev->of_node Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50 ` [PATCH v5 03/19] cacheinfo: Add helper to access any cache index for a given CPU Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50 ` [PATCH v5 04/19] cacheinfo: Move cache_leaves_are_shared out of CONFIG_OF Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50 ` [PATCH v5 05/19] cacheinfo: Add support to check if last level cache(LLC) is valid or shared Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50 ` [PATCH v5 06/19] cacheinfo: Allow early detection and population of cache attributes Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50 ` [PATCH v5 07/19] cacheinfo: Use cache identifiers to check if the caches are shared if available Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50 ` [PATCH v5 08/19] arch_topology: Add support to parse and detect cache attributes Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50 ` [PATCH v5 09/19] arch_topology: Use the last level cache information from the cacheinfo Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-29 17:49   ` Conor.Dooley
2022-06-29 17:49     ` Conor.Dooley
2022-06-29 17:49     ` Conor.Dooley
2022-06-29 18:18     ` Conor.Dooley
2022-06-29 18:18       ` Conor.Dooley
2022-06-29 18:18       ` Conor.Dooley
2022-06-29 18:33       ` Sudeep Holla
2022-06-29 18:33         ` Sudeep Holla
2022-06-29 18:33         ` Sudeep Holla
2022-06-29 18:42       ` Sudeep Holla
2022-06-29 18:42         ` Sudeep Holla
2022-06-29 18:42         ` Sudeep Holla
2022-06-29 19:39         ` Conor.Dooley [this message]
2022-06-29 19:39           ` Conor.Dooley
2022-06-29 19:39           ` Conor.Dooley
2022-06-29 19:54           ` Sudeep Holla
2022-06-29 19:54             ` Sudeep Holla
2022-06-29 19:54             ` Sudeep Holla
2022-06-29 20:32             ` Conor.Dooley
2022-06-29 20:32               ` Conor.Dooley
2022-06-29 20:32               ` Conor.Dooley
2022-06-29 23:25               ` Conor.Dooley
2022-06-29 23:25                 ` Conor.Dooley
2022-06-29 23:25                 ` Conor.Dooley
2022-06-30 10:39                 ` Sudeep Holla
2022-06-30 10:39                   ` Sudeep Holla
2022-06-30 10:39                   ` Sudeep Holla
2022-06-30 16:37                   ` Conor.Dooley
2022-06-30 16:37                     ` Conor.Dooley
2022-06-30 16:37                     ` Conor.Dooley
2022-06-30 17:35                     ` Sudeep Holla
2022-06-30 17:35                       ` Sudeep Holla
2022-06-30 17:35                       ` Sudeep Holla
2022-06-30 19:20                       ` Conor.Dooley
2022-06-30 19:20                         ` Conor.Dooley
2022-06-30 19:20                         ` Conor.Dooley
2022-06-30 20:07                         ` Sudeep Holla
2022-06-30 20:07                           ` Sudeep Holla
2022-06-30 20:07                           ` Sudeep Holla
2022-06-30 20:13                           ` Conor.Dooley
2022-06-30 20:13                             ` Conor.Dooley
2022-06-30 20:13                             ` Conor.Dooley
2022-06-30 20:21                             ` Sudeep Holla
2022-06-30 20:21                               ` Sudeep Holla
2022-06-30 20:21                               ` Sudeep Holla
2022-06-30 22:07                               ` Conor.Dooley
2022-06-30 22:07                                 ` Conor.Dooley
2022-06-30 22:07                                 ` Conor.Dooley
2022-07-01 11:11                                 ` Sudeep Holla
2022-07-01 11:11                                   ` Sudeep Holla
2022-07-01 11:11                                   ` Sudeep Holla
2022-07-01 14:47                                   ` Conor.Dooley
2022-07-01 14:47                                     ` Conor.Dooley
2022-07-01 14:47                                     ` Conor.Dooley
2022-06-29 18:47       ` Sudeep Holla
2022-06-29 18:47         ` Sudeep Holla
2022-06-29 18:47         ` Sudeep Holla
2022-06-29 18:56         ` Conor.Dooley
2022-06-29 18:56           ` Conor.Dooley
2022-06-29 18:56           ` Conor.Dooley
2022-06-29 19:12           ` Sudeep Holla
2022-06-29 19:12             ` Sudeep Holla
2022-06-29 19:12             ` Sudeep Holla
2022-06-29 19:25             ` Conor.Dooley
2022-06-29 19:25               ` Conor.Dooley
2022-06-29 19:25               ` Conor.Dooley
2022-06-29 19:43               ` Sudeep Holla
2022-06-29 19:43                 ` Sudeep Holla
2022-06-29 19:43                 ` Sudeep Holla
2022-06-29 19:52                 ` Conor.Dooley
2022-06-29 19:52                   ` Conor.Dooley
2022-06-29 19:52                   ` Conor.Dooley
2022-06-29 18:29     ` Sudeep Holla
2022-06-29 18:29       ` Sudeep Holla
2022-06-29 18:29       ` Sudeep Holla
2022-06-27 16:50 ` [PATCH v5 10/19] arm64: topology: Remove redundant setting of llc_id in CPU topology Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50 ` [PATCH v5 11/19] arch_topology: Drop LLC identifier stash from the " Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50 ` [PATCH v5 12/19] arch_topology: Set thread sibling cpumask only within the cluster Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50 ` [PATCH v5 13/19] arch_topology: Check for non-negative value rather than -1 for IDs validity Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50 ` [PATCH v5 14/19] arch_topology: Avoid parsing through all the CPUs once a outlier CPU is found Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50 ` [PATCH v5 15/19] arch_topology: Don't set cluster identifier as physical package identifier Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50 ` [PATCH v5 16/19] arch_topology: Limit span of cpu_clustergroup_mask() Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-28 10:28   ` Vincent Guittot
2022-06-28 10:28     ` Vincent Guittot
2022-06-28 10:28     ` Vincent Guittot
2022-06-27 16:50 ` [PATCH v5 17/19] arch_topology: Set cluster identifier in each core/thread from /cpu-map Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50 ` [PATCH v5 18/19] arch_topology: Add support for parsing sockets in /cpu-map Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50 ` [PATCH v5 19/19] arch_topology: Warn that topology for nested clusters is not supported Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-27 16:50   ` Sudeep Holla
2022-06-29 13:06 ` [PATCH] ACPI: Remove the unused find_acpi_cpu_cache_topology() Sudeep Holla
2022-06-29 13:06   ` Sudeep Holla
2022-06-29 13:06   ` Sudeep Holla
2022-06-29 13:50   ` Rafael J. Wysocki
2022-06-29 13:50     ` Rafael J. Wysocki
2022-06-29 13:50     ` Rafael J. Wysocki

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