[PATCH 04/10] perf, tools: Handle header line in mapfile

Jiri Olsa jolsa at redhat.com
Mon Jun 1 20:01:56 AEST 2015


On Fri, May 29, 2015 at 10:49:27PM -0700, Andi Kleen wrote:
> On Fri, May 29, 2015 at 11:13:15AM +0200, Jiri Olsa wrote:
> > On Thu, May 28, 2015 at 10:45:06PM -0700, Sukadev Bhattiprolu wrote:
> > > Jiri Olsa [jolsa at redhat.com] wrote:
> > > | >  		if (line[0] == '#' || line[0] == '\n')
> > > | >  			continue;
> > > | > +		if (!strncmp(line, "Family", 6))
> > > | > +			continue;
> > > | 
> > > | I think we should fix mapfiles to put the 'Family' starting
> > > | line as a comment.. the way powerpc mapfile is done
> > > 
> > > You mean add something like this to the Intel mapfile:
> > > 
> > > 	# Power8 entries
> > > 	004d0100,1,power8.json,core
> > > 
> > > and drop this patch?
> > 
> > right
> 
> But it's a CSV file. CSV files are supposed to have column headers.
> There are lots of tools that work better with them if they have headers.

header could be behind '#'

> Please keep the header.

hum, do all arch start with 'Family' column? I guess not, so eventualy
we will need to add first column of each arch in here? ending up with
list of 'keywords' which we ignore

or let's just ignore first line?

I'd rather go with just one comment char and place the header behind it

jirka


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