From mboxrd@z Thu Jan  1 00:00:00 1970
From: Radim =?utf-8?B?S3LEjW3DocWZ?= <rkrcmar@redhat.com>
Subject: Re: [kvm-unit-tests PATCH 5/6] runtime: enable some unittest config
 overriding
Date: Tue, 26 Jan 2016 22:36:19 +0100
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 <1453833731-23215-6-git-send-email-drjones@redhat.com>
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Cc: kvm@vger.kernel.org, pbonzini@redhat.com
To: Andrew Jones <drjones@redhat.com>
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2016-01-26 19:42+0100, Andrew Jones:
> Signed-off-by: Andrew Jones <drjones@redhat.com>
> ---
> diff --git a/scripts/runtime.bash b/scripts/runtime.bash
> @@ -57,7 +57,7 @@ function run()
> -MAX_SMP=$(getconf _NPROCESSORS_CONF)
> +MAX_SMP=${MAX_SMP:-$(getconf _NPROCESSORS_CONF)}

Shell can save characters even on that ...
   : ${MAX_SMP:=$(getconf _NPROCESSORS_CONF)}