linux-kernel - Re: [PATCH] KVM: PPC: Convert openpic lock to raw

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <54E44DF8.1080906@freescale.com>
Date:	Wed, 18 Feb 2015 10:31:52 +0200
From:	Purcareata Bogdan <b43198@...escale.com>
To:	Sebastian Andrzej Siewior <bigeasy@...utronix.de>
CC:	<linux-rt-users@...r.kernel.org>, <scottwood@...escale.com>,
	Mihai Caraman <mihai.caraman@...escale.com>,
	<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] KVM: PPC: Convert openpic lock to raw_spinlock

On 17.02.2015 19:59, Sebastian Andrzej Siewior wrote:
> * Sebastian Andrzej Siewior | 2015-02-17 18:53:17 [+0100]:
>
>> * Purcareata Bogdan | 2015-02-17 14:27:44 [+0200]:
>>
>>> Ping?
>>>
>>> On 02.02.2015 11:35, Purcareata Bogdan wrote:
>>>> Ping?
>>
>> No body?
> bah! That mutt thing is too fast.
>
> The raw conversation looks sane and could go upstream. This other chunk:
>
> |+#if defined(CONFIG_PREEMPT_RT_FULL) && defined(CONFIG_KVM_MPIC)
> |+/* Limit the number of vcpus due to in-kernel mpic concurrency */
> |+#define KVM_MAX_VCPUS          4
> |+#define KVM_MAX_VCORES         4
> |+#else
> | #define KVM_MAX_VCPUS          NR_CPUS
> | #define KVM_MAX_VCORES         NR_CPUS
> |+#endif
>
> should be a separate patch. Please repost including ppc ml.

Thanks! Will send a patchset separating these 2 functional changes - the 
openpic raw_spinlock for upstream ppc (since it doesn't bring any 
changes anyway), and the MAX_VCPUS limitation for the RT tree.

> This remains of my multiple-MSI patch which someone other posted a while
> ago. What happend to it?

I'm not aware of this patch, could you give more details, please?

Bogdan P.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/