* [EMAIL PROTECTED] [2008-01-23 16:29:17]
>> I'd like reviewers for a fix for:
>> 6651973 hvm migration: cannot open dlpi interface
>> webrev is at:
>> http://dme.org/solaris/webrev/6651973/sunos.hg/
>
> It's probably not performance critical, but I think you
> can save two forks / execs / processes by matching
> lines and counting them all with nawk, something like
> this:
I'm reminded of David Tilbrook: "Whenever faced with a problem, some
people say `Lets use AWK.' Now, they have two problems."
> 73 set_refcount()
> 74 {
> 75 #
> 76 # Set $refcount to the number of times $1 is referenced as a nic
> 77 # used by a backend device in xenstore.
> 78 #
> 80 refcount=`xenstore-ls backend/vif | \
> 81 nawk -v nic=' "'$1'"' -F= 'BEGIN { n = 0; } $1==" nic " &&
> $2 == nic { n++;} END { print n; }' `
> 83 }
Thanks!
dme.
--
David Edmondson, Sun Microsystems, http://dme.org
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