linux-kernel - Re: [PATCH v7 1/4] perf map: Add missing dso__put in map_

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date: Mon, 6 May 2024 15:36:08 -0300
From: Arnaldo Carvalho de Melo <acme@...nel.org>
To: Ian Rogers <irogers@...gle.com>
Cc: Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>,
	Namhyung Kim <namhyung@...nel.org>,
	Mark Rutland <mark.rutland@....com>,
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
	Jiri Olsa <jolsa@...nel.org>,
	Adrian Hunter <adrian.hunter@...el.com>,
	Kan Liang <kan.liang@...ux.intel.com>,
	Athira Rajeev <atrajeev@...ux.vnet.ibm.com>,
	Changbin Du <changbin.du@...wei.com>,
	Tiezhu Yang <yangtiezhu@...ngson.cn>,
	linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v7 1/4] perf map: Add missing dso__put in map__new

On Mon, May 06, 2024 at 11:01:01AM -0700, Ian Rogers wrote:
> A dso__put is needed for the dsos__find when the map is created and a
> buildid is sought.
 
> Fixes: f649ed80f3ca ("perf dsos: Tidy reference counting and locking")

I just sent a reply asking you to do this, thanks a lot for adding the
Fixes tag, processing this new series now.

- Arnaldo

> Signed-off-by: Ian Rogers <irogers@...gle.com>
> ---
>  tools/perf/util/map.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c
> index 117c4bb78b35..e1d14936a60d 100644
> --- a/tools/perf/util/map.c
> +++ b/tools/perf/util/map.c
> @@ -200,6 +200,7 @@ struct map *map__new(struct machine *machine, u64 start, u64 len,
>  				dso__set_build_id(dso, dso__bid(header_bid_dso));
>  				dso__set_header_build_id(dso, 1);
>  			}
> +			dso__put(header_bid_dso);
>  		}
>  		dso__put(dso);
>  	}
> -- 
> 2.45.0.rc1.225.g2a3ae87e7f-goog
>