From: Boris Ostrovsky <boris.ostrovsky@oracle.com>
To: david.vrabel@citrix.com, konrad.wilk@oracle.com, tglx@linutronix.de
Cc: x86@kernel.org, linux-kernel@vger.kernel.org,
xen-devel@lists.xenproject.org
Subject: Re: [PATCH 0/2] Reinstate irq alloc/dealloc locking patch
Date: Fri, 22 Apr 2016 10:35:34 -0400 [thread overview]
Message-ID: <571A36B6.9000806@oracle.com> (raw)
In-Reply-To: <1458221613-21563-1-git-send-email-boris.ostrovsky@oracle.com>
Ping?
On 03/17/2016 09:33 AM, Boris Ostrovsky wrote:
> Original version of that patch (commit a89941816726) had to be reverted
> due to Xen allocating irqs in its cpu_up ops.
>
> The first patch moves allocations into hotplug notifiers and the second
> one restores the original patch (with minor adjustments to new hotplug
> framework)
>
> Boris Ostrovsky (2):
> xen/x86: Move irq allocation from Xen smp_op.cpu_up()
> hotplug: Prevent alloc/free of irq descriptors during cpu up/down
> (again)
>
> arch/x86/kernel/smpboot.c | 11 ---------
> arch/x86/xen/enlighten.c | 53 +++++++++++++++++++++++++++++++++++++-------
> arch/x86/xen/smp.c | 45 +------------------------------------
> arch/x86/xen/smp.h | 3 ++
> kernel/cpu.c | 8 ++++++
> 5 files changed, 57 insertions(+), 63 deletions(-)
>
next prev parent reply other threads:[~2016-04-22 14:35 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-17 13:33 [PATCH 0/2] Reinstate irq alloc/dealloc locking patch Boris Ostrovsky
2016-03-17 13:33 ` [PATCH 1/2] xen/x86: Move irq allocation from Xen smp_op.cpu_up() Boris Ostrovsky
2016-03-17 13:33 ` Boris Ostrovsky
2016-03-25 15:10 ` Konrad Rzeszutek Wilk
2016-03-25 15:23 ` Boris Ostrovsky
2016-03-25 15:23 ` Boris Ostrovsky
2016-07-22 19:58 ` [tip:smp/hotplug] " tip-bot for Boris Ostrovsky
2016-03-17 13:33 ` [PATCH 2/2] hotplug: Prevent alloc/free of irq descriptors during cpu up/down (again) Boris Ostrovsky
2016-03-17 13:33 ` Boris Ostrovsky
2016-07-22 19:59 ` [tip:smp/hotplug] " tip-bot for Boris Ostrovsky
2016-04-22 14:35 ` Boris Ostrovsky [this message]
2016-04-22 14:35 ` [PATCH 0/2] Reinstate irq alloc/dealloc locking patch Boris Ostrovsky
-- strict thread matches above, loose matches on Subject: below --
2016-03-17 13:33 Boris Ostrovsky
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