From: Avi Kivity <avi@qumranet.com>
To: kvm-devel@lists.sourceforge.net
Cc: linux-kernel@vger.kernel.org, Ingo Molnar <mingo@elte.hu>,
shaohua.li@intel.com, rusty@rustcorp.com.au,
Andi Kleen <ak@suse.de>
Subject: Re: [PATCH 1/3] SCHED: Generic hooks for trapping task preemption
Date: Wed, 25 Jul 2007 15:49:03 +0300 [thread overview]
Message-ID: <46A746BF.4060301@qumranet.com> (raw)
In-Reply-To: <11853673871109-git-send-email-avi@qumranet.com>
Avi Kivity wrote:
> /**
> * prepare_task_switch - prepare to switch tasks
> * @rq: the runqueue preparing to switch
> @@ -1687,6 +1746,7 @@ void fastcall wake_up_new_task(struct task_struct *p, unsigned long clone_flags)
> */
> static inline void prepare_task_switch(struct rq *rq, struct task_struct *next)
> {
> + fire_sched_out_preempt_hooks(current);
>
This wants an extra arg, 'next', of course.
--
Do not meddle in the internals of kernels, for they are subtle and quick to panic.
WARNING: multiple messages have this Message-ID (diff)
From: Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
To: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org
Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Andi Kleen <ak-l3A5Bk7waGM@public.gmane.org>
Subject: Re: [PATCH 1/3] SCHED: Generic hooks for trapping task preemption
Date: Wed, 25 Jul 2007 15:49:03 +0300 [thread overview]
Message-ID: <46A746BF.4060301@qumranet.com> (raw)
In-Reply-To: <11853673871109-git-send-email-avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
Avi Kivity wrote:
> /**
> * prepare_task_switch - prepare to switch tasks
> * @rq: the runqueue preparing to switch
> @@ -1687,6 +1746,7 @@ void fastcall wake_up_new_task(struct task_struct *p, unsigned long clone_flags)
> */
> static inline void prepare_task_switch(struct rq *rq, struct task_struct *next)
> {
> + fire_sched_out_preempt_hooks(current);
>
This wants an extra arg, 'next', of course.
--
Do not meddle in the internals of kernels, for they are subtle and quick to panic.
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next prev parent reply other threads:[~2007-07-25 12:49 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-25 12:43 [PATCH 0/3] Scheduler preemption hooks, #2 Avi Kivity
2007-07-25 12:43 ` Avi Kivity
2007-07-25 12:43 ` [PATCH 1/3] SCHED: Generic hooks for trapping task preemption Avi Kivity
2007-07-25 12:43 ` Avi Kivity
2007-07-25 12:49 ` Avi Kivity [this message]
2007-07-25 12:49 ` Avi Kivity
2007-07-25 12:49 ` Ingo Molnar
2007-07-25 12:49 ` Ingo Molnar
2007-07-25 12:51 ` Avi Kivity
2007-07-25 12:52 ` Ingo Molnar
2007-07-25 13:13 ` Avi Kivity
2007-07-25 13:13 ` Avi Kivity
2007-07-25 13:03 ` Ingo Molnar
2007-07-25 12:43 ` [PATCH 2/3] KVM: Use the scheduler preemption hooks to make kvm preemptible Avi Kivity
2007-07-25 12:43 ` Avi Kivity
2007-07-25 12:43 ` [PATCH 3/3] KVM: Convert vm lock to a mutex Avi Kivity
2007-07-25 12:43 ` Avi Kivity
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