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Re: [Xen-devel] [PATCH] linux: simplify and perform checking of multicall status


  • To: Jan Beulich <jbeulich@xxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • From: Keir Fraser <keir@xxxxxxxxxxxxx>
  • Date: Thu, 05 Apr 2007 09:29:38 +0100
  • Delivery-date: Thu, 05 Apr 2007 01:28:41 -0700
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: Acd3XIxtyvJvGONPEduTxgAX8io7RQ==
  • Thread-topic: [Xen-devel] [PATCH] linux: simplify and perform checking of multicall status

On 26/3/07 15:54, "Jan Beulich" <jbeulich@xxxxxxxxxx> wrote:

> +static inline int
> +HYPERVISOR_multicall_check(
> + multicall_entry_t *call_list, int nr_calls,
> + const unsigned long *rc_list)
> +{
> + int rc = HYPERVISOR_multicall(call_list, nr_calls);
> +
> + if (unlikely(rc == 0))
> +  return rc;

ITYM unlikely(rc != 0)?

 -- Keir


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