linux-kernel - Re: [PATCH 11/14] tools lib api: Adopt fdarray class from perf's evlist

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Message-ID: <20140912141631.GA22187@krava.brq.redhat.com>
Date:	Fri, 12 Sep 2014 16:16:32 +0200
From:	Jiri Olsa <jolsa@...hat.com>
To:	Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:	linux-kernel@...r.kernel.org,
	Adrian Hunter <adrian.hunter@...el.com>,
	Borislav Petkov <bp@...e.de>,
	Corey Ashford <cjashfor@...ux.vnet.ibm.com>,
	David Ahern <dsahern@...il.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Ingo Molnar <mingo@...nel.org>,
	Jean Pihet <jean.pihet@...aro.org>,
	Jiri Olsa <jolsa@...nel.org>,
	Namhyung Kim <namhyung@...nel.org>,
	Paul Mackerras <paulus@...ba.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Subject: Re: [PATCH 11/14] tools lib api: Adopt fdarray class from perf's
 evlist

On Fri, Sep 12, 2014 at 10:44:29AM -0300, Arnaldo Carvalho de Melo wrote:
> Em Fri, Sep 12, 2014 at 02:58:22PM +0200, Jiri Olsa escreveu:
> > On Wed, Sep 10, 2014 at 11:08:46AM -0300, Arnaldo Carvalho de Melo wrote:
>  
> > SNIP
>  
> > > +struct fdarray *fdarray__new(int nr_alloc, int nr_autogrow)
> > > +{
> > > +	struct fdarray *fda = calloc(1, sizeof(*fda));
> 
> > > +	if (fda != NULL) {
> > > +		if (fdarray__grow(fda, nr_alloc)) {
> > > +			free(fda);
> > > +			fda = NULL;
> > 
> > you could use zfree
> 
> Yeah, we could, if zfree had moved from tools/perf/util/ to tools/lib/,
> which is has not yet.
> 
> I thought about doing it now, but when doing some grepping in the kernel
> sources I realized that zfree is already taken by... zlib, so I'll leave
> this for later, when we figure out how to properly export this, perhaps
> renaming it to freez()?

aargh.. haven't realized it's not in libs ;-) freez sounds ok

jirka
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