From: Joe Lawrence <joe.lawrence@stratus.com>
To: Jiang Liu <jiang.liu@linux.intel.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
<x86@kernel.org>
Cc: Jeremiah Mahler <jmmahler@gmail.com>,
Borislav Petkov <bp@alien8.de>, <andy.shevchenko@gmail.com>,
Guenter Roeck <linux@roeck-us.net>,
<linux-kernel@vger.kernel.org>
Subject: Re: [Bugfix v2 1/5] x86/irq: Do not reuse struct apic_chip_data.old_domain as temporary buffer
Date: Thu, 24 Dec 2015 09:34:21 -0500 [thread overview]
Message-ID: <567C026D.1070401@stratus.com> (raw)
In-Reply-To: <1450880014-11741-1-git-send-email-jiang.liu@linux.intel.com>
On 12/23/2015 09:13 AM, Jiang Liu wrote:
> Function __assign_irq_vector() makes use of apic_chip_data.old_domain
> as a temporary buffer, which causes trouble to rollback logic in case of
> failure. So use a dedicated temporary buffer for __assign_irq_vector().
>
> Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
Hi Jiang,
FWIW, my overnight testing is still running okay, so for v2:
Tested-by: Joe Lawrence <joe.lawrence@stratus.com>
However, it looks like there will probably be a v3.
-- Joe
next prev parent reply other threads:[~2015-12-24 14:34 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-11 7:49 [lkp] [x86/irq] 4c24cee6b2: IP-Config: Auto-configuration of network failed kernel test robot
2015-12-14 6:38 ` Jiang Liu
2015-12-14 6:54 ` [LKP] " Huang, Ying
2015-12-14 9:54 ` Borislav Petkov
2015-12-15 7:55 ` Jiang Liu
2015-12-15 10:08 ` Borislav Petkov
2015-12-19 20:31 ` Thomas Gleixner
2015-12-23 14:13 ` [Bugfix v2 1/5] x86/irq: Do not reuse struct apic_chip_data.old_domain as temporary buffer Jiang Liu
2015-12-23 14:13 ` [Bugfix v2 2/5] x86/irq: Enhance __assign_irq_vector() to rollback in case of failure Jiang Liu
2015-12-30 18:52 ` Thomas Gleixner
2015-12-23 14:13 ` [Bugfix v2 3/5] x86/irq: Fix a race window in x86_vector_free_irqs() Jiang Liu
2015-12-29 13:39 ` Thomas Gleixner
2016-01-16 21:16 ` [tip:x86/urgent] x86/irq: Fix a race " tip-bot for Jiang Liu
2015-12-23 14:13 ` [Bugfix v2 4/5] x86/irq: Fix a race condition between vector assigning and cleanup Jiang Liu
2015-12-23 18:41 ` Borislav Petkov
2015-12-30 17:25 ` Thomas Gleixner
2015-12-30 22:50 ` Thomas Gleixner
2015-12-23 14:13 ` [Bugfix v2 5/5] x86/irq: Trivial cleanups for x86 vector allocation code Jiang Liu
2015-12-23 19:10 ` [Bugfix v2 1/5] x86/irq: Do not reuse struct apic_chip_data.old_domain as temporary buffer Borislav Petkov
2015-12-24 5:15 ` Jeremiah Mahler
2015-12-28 8:24 ` Jiang Liu
2015-12-29 3:26 ` Jeremiah Mahler
2015-12-24 14:34 ` Joe Lawrence [this message]
2016-01-16 21:16 ` [tip:x86/urgent] x86/irq: Do not use " tip-bot for Jiang Liu
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