From: Peter Zijlstra <peterz@infradead.org>
To: Juergen Gross <jgross@suse.com>
Cc: x86@kernel.org, jeremy@goop.org, jdelvare@suse.com,
hpa@zytor.com, akataria@vmware.com, linux-kernel@vger.kernel.org,
virtualization@lists.linux-foundation.org, chrisw@sous-sol.org,
mingo@redhat.com, david.vrabel@citrix.com,
Douglas_Warzecha@dell.com, pali.rohar@gmail.com,
xen-devel@lists.xenproject.org, boris.ostrovsky@oracle.com,
tglx@linutronix.de, linux@roeck-us.net
Subject: Re: [PATCH v5 3/6] smp: add function to execute a function synchronously on a cpu
Date: Wed, 6 Apr 2016 20:04:31 +0200 [thread overview]
Message-ID: <20160406180431.GS3448@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <1459952266-3687-4-git-send-email-jgross@suse.com>
On Wed, Apr 06, 2016 at 04:17:43PM +0200, Juergen Gross wrote:
> On some hardware models (e.g. Dell Studio 1555 laptop) some hardware
> related functions (e.g. SMIs) are to be executed on physical cpu 0
> only. Instead of open coding such a functionality multiple times in
> the kernel add a service function for this purpose. This will enable
> the possibility to take special measures in virtualized environments
> like Xen, too.
>
> Signed-off-by: Juergen Gross <jgross@suse.com>
Thanks!
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
WARNING: multiple messages have this Message-ID (diff)
From: Peter Zijlstra <peterz@infradead.org>
To: Juergen Gross <jgross@suse.com>
Cc: linux-kernel@vger.kernel.org, xen-devel@lists.xenproject.org,
boris.ostrovsky@oracle.com, david.vrabel@citrix.com,
mingo@redhat.com, Douglas_Warzecha@dell.com,
pali.rohar@gmail.com, jdelvare@suse.com, linux@roeck-us.net,
tglx@linutronix.de, hpa@zytor.com, jeremy@goop.org,
chrisw@sous-sol.org, akataria@vmware.com, rusty@rustcorp.com.au,
virtualization@lists.linux-foundation.org, x86@kernel.org
Subject: Re: [PATCH v5 3/6] smp: add function to execute a function synchronously on a cpu
Date: Wed, 6 Apr 2016 20:04:31 +0200 [thread overview]
Message-ID: <20160406180431.GS3448@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <1459952266-3687-4-git-send-email-jgross@suse.com>
On Wed, Apr 06, 2016 at 04:17:43PM +0200, Juergen Gross wrote:
> On some hardware models (e.g. Dell Studio 1555 laptop) some hardware
> related functions (e.g. SMIs) are to be executed on physical cpu 0
> only. Instead of open coding such a functionality multiple times in
> the kernel add a service function for this purpose. This will enable
> the possibility to take special measures in virtualized environments
> like Xen, too.
>
> Signed-off-by: Juergen Gross <jgross@suse.com>
Thanks!
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
next prev parent reply other threads:[~2016-04-06 18:04 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-06 14:17 [PATCH v5 0/6] Support calling functions on dedicated physical cpu Juergen Gross
2016-04-06 14:17 ` [PATCH v5 1/6] xen: sync xen header Juergen Gross
2016-04-06 14:17 ` Juergen Gross
2016-04-06 14:17 ` Juergen Gross
2016-04-06 14:17 ` [PATCH v5 2/6] virt, sched: add generic vcpu pinning support Juergen Gross
2016-04-06 14:17 ` Juergen Gross
2016-04-06 14:17 ` Juergen Gross
2016-06-15 11:18 ` Juergen Gross
2016-06-15 11:18 ` Juergen Gross
2016-06-15 11:18 ` Juergen Gross
2016-04-06 14:17 ` [PATCH v5 3/6] smp: add function to execute a function synchronously on a cpu Juergen Gross
2016-04-06 14:17 ` Juergen Gross
2016-04-06 14:17 ` Juergen Gross
2016-04-06 18:04 ` Peter Zijlstra [this message]
2016-04-06 18:04 ` Peter Zijlstra
2016-04-06 18:04 ` Peter Zijlstra
2016-04-06 14:17 ` [PATCH v5 4/6] xen: add xen_pin_vcpu() to support calling functions on a dedicated pcpu Juergen Gross
2016-04-06 14:17 ` Juergen Gross
2016-04-06 14:17 ` Juergen Gross
2016-04-06 14:17 ` [PATCH v5 5/6] dcdbas: make use of smp_call_on_cpu() Juergen Gross
2016-04-06 14:17 ` Juergen Gross
2016-06-15 11:19 ` Juergen Gross
2016-06-15 11:19 ` Juergen Gross
2016-06-15 11:19 ` Juergen Gross
2016-04-06 14:17 ` Juergen Gross
2016-04-06 14:17 ` [PATCH v5 6/6] hwmon: use smp_call_on_cpu() for dell-smm i8k Juergen Gross
2016-04-06 14:17 ` Juergen Gross
2016-06-13 19:05 ` Pali Rohár
2016-06-13 19:05 ` Pali Rohár
2016-06-13 19:05 ` Pali Rohár
2016-04-06 14:17 ` Juergen Gross
2016-04-13 8:49 ` [PATCH v5 0/6] Support calling functions on dedicated physical cpu Juergen Gross
2016-04-13 8:49 ` Juergen Gross
2016-05-17 11:21 ` Juergen Gross
2016-05-17 11:21 ` Juergen Gross
2016-05-17 11:21 ` Juergen Gross
2016-04-13 8:49 ` Juergen Gross
2016-06-20 8:40 ` Juergen Gross
2016-06-20 8:40 ` Juergen Gross
2016-06-20 8:40 ` Juergen Gross
2016-06-27 10:34 ` Juergen Gross
2016-06-27 10:34 ` Juergen Gross
2016-06-27 10:34 ` Juergen Gross
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