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* [PATCH v2] perf bpf: Fix memory leaks relating to BTF.
@ 2021-08-26 18:48 Ian Rogers
  2021-08-27  7:28 ` kajoljain
  0 siblings, 1 reply; 3+ messages in thread
From: Ian Rogers @ 2021-08-26 18:48 UTC (permalink / raw)
  To: Peter Zijlstra, Ingo Molnar, Arnaldo Carvalho de Melo,
	Mark Rutland, Alexander Shishkin, Jiri Olsa, Namhyung Kim,
	Kajol Jain, linux-perf-users, linux-kernel
  Cc: eranian, Ian Rogers

BTF needs to be freed with btf__free.

Signed-off-by: Ian Rogers <irogers@google.com>
---
 tools/perf/util/annotate.c  | 2 +-
 tools/perf/util/bpf-event.c | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index d43f6b5e5169..0bae061b2d6d 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -1833,7 +1833,7 @@ static int symbol__disassemble_bpf(struct symbol *sym,
 	ret = 0;
 out:
 	free(prog_linfo);
-	free(btf);
+	btf__free(btf);
 	fclose(s);
 	bfd_close(bfdf);
 	return ret;
diff --git a/tools/perf/util/bpf-event.c b/tools/perf/util/bpf-event.c
index cdecda1ddd36..17a9844e4fbf 100644
--- a/tools/perf/util/bpf-event.c
+++ b/tools/perf/util/bpf-event.c
@@ -296,7 +296,7 @@ static int perf_event__synthesize_one_bpf_prog(struct perf_session *session,
 
 out:
 	free(info_linear);
-	free(btf);
+	btf__free(btf);
 	return err ? -1 : 0;
 }
 
@@ -486,7 +486,7 @@ static void perf_env__add_bpf_info(struct perf_env *env, u32 id)
 	perf_env__fetch_btf(env, btf_id, btf);
 
 out:
-	free(btf);
+	btf__free(btf);
 	close(fd);
 }
 
-- 
2.33.0.259.gc128427fd7-goog


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH v2] perf bpf: Fix memory leaks relating to BTF.
  2021-08-26 18:48 [PATCH v2] perf bpf: Fix memory leaks relating to BTF Ian Rogers
@ 2021-08-27  7:28 ` kajoljain
  2021-08-30 21:29   ` Arnaldo Carvalho de Melo
  0 siblings, 1 reply; 3+ messages in thread
From: kajoljain @ 2021-08-27  7:28 UTC (permalink / raw)
  To: Ian Rogers, Peter Zijlstra, Ingo Molnar,
	Arnaldo Carvalho de Melo, Mark Rutland, Alexander Shishkin,
	Jiri Olsa, Namhyung Kim, linux-perf-users, linux-kernel
  Cc: eranian

Patch looks good me.

Reviewed-by: Kajol Jain<kjain@linux.ibm.com>

Thanks,
Kajol Jain

On 8/27/21 12:18 AM, Ian Rogers wrote:
> BTF needs to be freed with btf__free.
> 
> Signed-off-by: Ian Rogers <irogers@google.com>
> ---
>  tools/perf/util/annotate.c  | 2 +-
>  tools/perf/util/bpf-event.c | 4 ++--
>  2 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
> index d43f6b5e5169..0bae061b2d6d 100644
> --- a/tools/perf/util/annotate.c
> +++ b/tools/perf/util/annotate.c
> @@ -1833,7 +1833,7 @@ static int symbol__disassemble_bpf(struct symbol *sym,
>  	ret = 0;
>  out:
>  	free(prog_linfo);
> -	free(btf);
> +	btf__free(btf);
>  	fclose(s);
>  	bfd_close(bfdf);
>  	return ret;
> diff --git a/tools/perf/util/bpf-event.c b/tools/perf/util/bpf-event.c
> index cdecda1ddd36..17a9844e4fbf 100644
> --- a/tools/perf/util/bpf-event.c
> +++ b/tools/perf/util/bpf-event.c
> @@ -296,7 +296,7 @@ static int perf_event__synthesize_one_bpf_prog(struct perf_session *session,
>  
>  out:
>  	free(info_linear);
> -	free(btf);
> +	btf__free(btf);
>  	return err ? -1 : 0;
>  }
>  
> @@ -486,7 +486,7 @@ static void perf_env__add_bpf_info(struct perf_env *env, u32 id)
>  	perf_env__fetch_btf(env, btf_id, btf);
>  
>  out:
> -	free(btf);
> +	btf__free(btf);
>  	close(fd);
>  }
>  
> 

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH v2] perf bpf: Fix memory leaks relating to BTF.
  2021-08-27  7:28 ` kajoljain
@ 2021-08-30 21:29   ` Arnaldo Carvalho de Melo
  0 siblings, 0 replies; 3+ messages in thread
From: Arnaldo Carvalho de Melo @ 2021-08-30 21:29 UTC (permalink / raw)
  To: kajoljain
  Cc: Ian Rogers, Peter Zijlstra, Ingo Molnar, Mark Rutland,
	Alexander Shishkin, Jiri Olsa, Namhyung Kim, linux-perf-users,
	linux-kernel, eranian

Em Fri, Aug 27, 2021 at 12:58:09PM +0530, kajoljain escreveu:
> Patch looks good me.
> 
> Reviewed-by: Kajol Jain<kjain@linux.ibm.com>

Thanks, applied.

- Arnaldo

 
> Thanks,
> Kajol Jain
> 
> On 8/27/21 12:18 AM, Ian Rogers wrote:
> > BTF needs to be freed with btf__free.
> > 
> > Signed-off-by: Ian Rogers <irogers@google.com>
> > ---
> >  tools/perf/util/annotate.c  | 2 +-
> >  tools/perf/util/bpf-event.c | 4 ++--
> >  2 files changed, 3 insertions(+), 3 deletions(-)
> > 
> > diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
> > index d43f6b5e5169..0bae061b2d6d 100644
> > --- a/tools/perf/util/annotate.c
> > +++ b/tools/perf/util/annotate.c
> > @@ -1833,7 +1833,7 @@ static int symbol__disassemble_bpf(struct symbol *sym,
> >  	ret = 0;
> >  out:
> >  	free(prog_linfo);
> > -	free(btf);
> > +	btf__free(btf);
> >  	fclose(s);
> >  	bfd_close(bfdf);
> >  	return ret;
> > diff --git a/tools/perf/util/bpf-event.c b/tools/perf/util/bpf-event.c
> > index cdecda1ddd36..17a9844e4fbf 100644
> > --- a/tools/perf/util/bpf-event.c
> > +++ b/tools/perf/util/bpf-event.c
> > @@ -296,7 +296,7 @@ static int perf_event__synthesize_one_bpf_prog(struct perf_session *session,
> >  
> >  out:
> >  	free(info_linear);
> > -	free(btf);
> > +	btf__free(btf);
> >  	return err ? -1 : 0;
> >  }
> >  
> > @@ -486,7 +486,7 @@ static void perf_env__add_bpf_info(struct perf_env *env, u32 id)
> >  	perf_env__fetch_btf(env, btf_id, btf);
> >  
> >  out:
> > -	free(btf);
> > +	btf__free(btf);
> >  	close(fd);
> >  }
> >  
> > 

-- 

- Arnaldo

^ permalink raw reply	[flat|nested] 3+ messages in thread

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2021-08-26 18:48 [PATCH v2] perf bpf: Fix memory leaks relating to BTF Ian Rogers
2021-08-27  7:28 ` kajoljain
2021-08-30 21:29   ` Arnaldo Carvalho de Melo

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