From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: Ian Jackson <Ian.Jackson@eu.citrix.com>
Cc: Juergen Gross <jgross@suse.com>,
xen-devel@lists.xensource.com, Wei Liu <wei.liu2@citrix.com>,
George Dunlap <george.dunlap@eu.citrix.com>,
Dario Faggioli <dario.faggioli@citrix.com>,
Tim Deegan <tim@xen.org>, Jan Beulich <jbeulich@suse.com>
Subject: Re: [PATCH 3/3] xen: Document XEN_SYSCTL_CPUPOOL_OP_RMCPU anomalous EBUSY result
Date: Fri, 15 Apr 2016 10:17:10 -0400 [thread overview]
Message-ID: <20160415141710.GA26458@char.us.oracle.com> (raw)
In-Reply-To: <22288.63208.629611.879273@mariner.uk.xensource.com>
On Fri, Apr 15, 2016 at 03:12:56PM +0100, Ian Jackson wrote:
> Dario Faggioli writes ("Re: [PATCH 3/3] xen: Document XEN_SYSCTL_CPUPOOL_OP_RMCPU anomalous EBUSY result"):
> > However, a different return value for the super special case of
> > temporary pinning override could maybe be selected. I'm having a look,
> > and although I don't find one that could be seen as a perfect fit (that
> > would be EBUSY, which is taken!), what about one of these:
> >
> > EEXIST 17 /* File exists */
> > ENOTEMPTY 39 /* Directory not empty */
> > EROFS 30 /* Read-only file system */
> > ENOSPC 28 /* No space left on device */
>
> Does the hypervisor currently use EAGAIN for anything ?
Yes. XEN_SYSCTL_pm_op, XSM, HVMOP_get_mem_type, MAP_PIRQ_TYPE_MULTI_MSI (ah
scratch that, it makes it -EINVAL).
>
> Ian.
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next prev parent reply other threads:[~2016-04-15 14:17 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-14 17:07 [PATCH 0/3] Revert xc cpupool retries and document anomaly Ian Jackson
2016-04-14 17:07 ` [PATCH 1/3] libxc: Revert "do some retries in xc_cpupool_removecpu() for EBUSY case" Ian Jackson
2016-04-15 5:15 ` Juergen Gross
2016-04-15 7:46 ` Dario Faggioli
2016-04-14 17:07 ` [PATCH 2/3] xen: hypercall docs annotations for xen_sysctl_cpupool_op Ian Jackson
2016-04-14 20:37 ` Dario Faggioli
2016-04-15 10:27 ` Ian Jackson
2016-04-14 17:07 ` [PATCH 3/3] xen: Document XEN_SYSCTL_CPUPOOL_OP_RMCPU anomalous EBUSY result Ian Jackson
2016-04-14 17:24 ` Andrew Cooper
2016-04-14 17:56 ` Ian Jackson
2016-04-14 20:22 ` Dario Faggioli
2016-04-15 10:20 ` Ian Jackson
2016-04-15 10:43 ` Juergen Gross
2016-04-15 10:58 ` Dario Faggioli
2016-04-15 11:37 ` Juergen Gross
2016-04-15 13:20 ` Juergen Gross
2016-04-15 13:33 ` Dario Faggioli
2016-04-15 14:11 ` Ian Jackson
2016-04-15 14:39 ` Juergen Gross
2016-04-15 5:35 ` Juergen Gross
2016-04-15 7:42 ` Dario Faggioli
2016-04-15 14:12 ` Ian Jackson
2016-04-15 14:17 ` Konrad Rzeszutek Wilk [this message]
2016-04-15 14:34 ` Juergen Gross
2016-04-15 14:44 ` Ian Jackson
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