From: Olaf Hering <olaf@aepfle.de>
To: Juergen Gross <jgross@suse.com>
Cc: Ian Jackson <ian.jackson@eu.citrix.com>,
Stefano Stabellini <stefano.stabellini@eu.citrix.com>,
Wei Liu <wei.liu2@citrix.com>,
xen-devel@lists.xen.org
Subject: Re: [PATCH v4 1/3] libxc: do some retries in xc_cpupool_removecpu() for EBUSY case
Date: Tue, 12 Apr 2016 15:50:48 +0200 [thread overview]
Message-ID: <20160412135048.GA5853@aepfle.de> (raw)
In-Reply-To: <570CFBE2.6060509@suse.com>
On Tue, Apr 12, Juergen Gross wrote:
> IMO this is a compiler bug. The compiler could detect easily that err
> can't be uninitialized at the return statement (e.g. via loop
> unrolling).
There is another place like that in blktap2. There was some discussion
about -Og usage in tools, not sure if it will replace -O0 one day.
I will send a patch to fix both cases so that xen is prepared for such
switch.
Olaf
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next prev parent reply other threads:[~2016-04-12 13:50 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-10 5:27 [PATCH v4 0/3] add hypercall option to temporarily pin a vcpu Juergen Gross
2016-03-10 5:27 ` [PATCH v4 1/3] libxc: do some retries in xc_cpupool_removecpu() for EBUSY case Juergen Gross
2016-03-10 10:26 ` Dario Faggioli
2016-03-10 17:16 ` Wei Liu
2016-04-12 13:02 ` Olaf Hering
2016-04-12 13:45 ` Juergen Gross
2016-04-12 13:50 ` Olaf Hering [this message]
2016-04-12 13:57 ` Wei Liu
2016-04-14 16:04 ` Ian Jackson
2016-03-10 5:27 ` [PATCH v4 2/3] libxl: print message how to recover from xl cpupool-cpu-remove errors Juergen Gross
2016-04-14 16:06 ` Ian Jackson
2016-04-14 17:10 ` Dario Faggioli
2016-04-14 17:22 ` Ian Jackson
2016-04-14 17:27 ` Dario Faggioli
2016-03-10 5:27 ` [PATCH v4 3/3] libxl: add force option for xl vcpu-pin Juergen Gross
2016-03-10 10:25 ` Dario Faggioli
2016-03-10 17:17 ` Wei Liu
2016-04-14 16:10 ` Ian Jackson
2016-04-14 17:18 ` Dario Faggioli
2016-03-22 7:36 ` [PATCH v4 0/3] add hypercall option to temporarily pin a vcpu Juergen Gross
2016-03-24 14:03 ` Wei Liu
2016-03-24 17:58 ` Juergen Gross
2016-03-24 19:41 ` Wei Liu
2016-03-30 10:28 ` Juergen Gross
2016-03-30 14:23 ` Konrad Rzeszutek Wilk
2016-04-14 16:11 ` Ian Jackson
2016-04-14 19:15 ` Konrad Rzeszutek Wilk
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