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From: Pierrick Bouvier <pierrick.bouvier@linaro.org>
To: qemu-devel@nongnu.org
Cc: "Eduardo Habkost" <eduardo@habkost.net>,
	"Richard Henderson" <richard.henderson@linaro.org>,
	"Paolo Bonzini" <pbonzini@redhat.com>,
	"Philippe Mathieu-Daudé" <philmd@linaro.org>
Subject: Re: [PATCH v3 0/2] target/i386: fix hang when using slow path for ptw_setl
Date: Mon, 4 Nov 2024 14:25:54 -0800	[thread overview]
Message-ID: <35b9d77f-b68e-4ffa-a808-9f7af03a57df@linaro.org> (raw)
In-Reply-To: <20241025175857.2554252-1-pierrick.bouvier@linaro.org>

Hi,

On 10/25/24 10:58, Pierrick Bouvier wrote:
> Most of the details are available in first patch. Second one is there to ensure
> we'll have a useful error message if start_exclusive is called from cpu_exec
> again.
> 
> I'm a bit puzzled that we never triggered this hang before. Is there something
> wrong with the potential slow path for ptw_setl, or is it simply very uncommon?
> 
> v2:
> - get current cpu from local variable instead of current_cpu global var.
> - change condition to check cpu is running as current_cpu will never be NULL.
> 
> Pierrick Bouvier (2):
>    target/i386: fix hang when using slow path for ptw_setl
>    cpu: ensure we don't call start_exclusive from cpu_exec
> 
>   cpu-common.c                         | 3 +++
>   target/i386/tcg/sysemu/excp_helper.c | 5 +++++
>   2 files changed, 8 insertions(+)
> 

Gentle ping. Could this series be pulled by someone for 9.2?

Thanks,
Pierrick


  parent reply	other threads:[~2024-11-04 22:26 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-25 17:58 [PATCH v3 0/2] target/i386: fix hang when using slow path for ptw_setl Pierrick Bouvier
2024-10-25 17:58 ` [PATCH v3 1/2] " Pierrick Bouvier
2024-10-29 15:47   ` Richard Henderson
2024-11-17  3:49   ` Michael Tokarev
2024-11-18  2:54     ` Pierrick Bouvier
2024-10-25 17:58 ` [PATCH v3 2/2] cpu: ensure we don't call start_exclusive from cpu_exec Pierrick Bouvier
2024-10-26  4:54   ` Philippe Mathieu-Daudé
2024-11-04 22:25 ` Pierrick Bouvier [this message]
2024-11-12 15:47 ` [PATCH v3 0/2] target/i386: fix hang when using slow path for ptw_setl Richard Henderson

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