From: Oleg Nesterov <oleg@tv-sign.ru>
To: Andrew Morton <akpm@osdl.org>
Cc: ego@in.ibm.com, Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>,
linux-kernel@vger.kernel.org, David Wilder <dwilder@us.ibm.com>,
Tom Zanussi <zanussi@us.ibm.com>, Ingo Molnar <mingo@redhat.com>,
Greg Kroah-Hartman <gregkh@suse.de>,
Christoph Hellwig <hch@infradead.org>,
ltt-dev@shafik.org, systemtap@sources.redhat.com,
Douglas Niehaus <niehaus@eecs.ku.edu>,
"Martin J. Bligh" <mbligh@mbligh.org>,
Thomas Gleixner <tglx@linutronix.de>,
kiran@scalex86.org, venkatesh.pallipadi@intel.com,
dipankar@in.ibm.com, vatsa@in.ibm.com, torvalds@osdl.org,
davej@redhat.com
Subject: Re: [PATCH] Relay CPU Hotplug support
Date: Fri, 22 Dec 2006 19:42:43 +0300 [thread overview]
Message-ID: <20061222164243.GA86@tv-sign.ru> (raw)
In-Reply-To: <20061222162044.GA279@tv-sign.ru>
On 12/22, Oleg Nesterov wrote:
>
> void flush_work(struct workqueue_struct *wq, struct work_struct *work)
> {
> struct cpu_workqueue_struct *cwq;
>
> cwq = get_wq_data(work);
> if (!cwq)
> return;
>
> spin_lock_irq(&cwq->lock);
> list_del_init(&work->entry);
> work_release(work);
> spin_unlock_irq(&cwq->lock);
Err, forgot to mention, this should be done under workqueue_mutex
or we should re-check cwq == get_wq_data(), I didn't decide yet.
Sorry for extra noise.
Oleg.
next prev parent reply other threads:[~2006-12-22 16:43 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-12-21 0:31 [PATCH] Relay CPU Hotplug support Mathieu Desnoyers
2006-12-21 1:13 ` Tom Zanussi
2006-12-21 3:22 ` Mathieu Desnoyers
2006-12-21 7:23 ` Andrew Morton
2006-12-21 7:04 ` Tom Zanussi
2006-12-22 10:37 ` Gautham R Shenoy
2006-12-22 10:44 ` Andrew Morton
2006-12-22 16:20 ` Oleg Nesterov
2006-12-22 16:42 ` Oleg Nesterov [this message]
2006-12-22 20:01 ` Gautham R Shenoy
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