Re: [Xen-devel] [PATCH 3/3] xen: Document XEN_SYSCTL_CPUPOOL_OP_RMCPU anomalous EBUSY result

[Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>]

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 ?

Ian.

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