From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnaldo Carvalho de Melo Subject: [PATCH 04/35] perf: Mark expected switch fall-through Date: Thu, 7 Mar 2019 14:44:02 -0300 Message-ID: <20190307174433.28819-5-acme@kernel.org> References: <20190307174433.28819-1-acme@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20190307174433.28819-1-acme@kernel.org> Sender: linux-kernel-owner@vger.kernel.org To: Ingo Molnar Cc: Jiri Olsa , Namhyung Kim , Clark Williams , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, "Gustavo A. R. Silva" , Alexander Shishkin , Jiri Olsa , Kees Kook , Peter Zijlstra , Arnaldo Carvalho de Melo List-Id: linux-perf-users.vger.kernel.org From: "Gustavo A. R. Silva" In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. This patch fixes the following warning: kernel/events/core.c: In function ‘perf_event_parse_addr_filter’: kernel/events/core.c:9154:11: warning: this statement may fall through [-Wimplicit-fallthrough=] kernel = 1; ~~~~~~~^~~ kernel/events/core.c:9156:3: note: here case IF_SRC_FILEADDR: ^~~~ Warning level 3 was used: -Wimplicit-fallthrough=3 This patch is part of the ongoing efforts to enable -Wimplicit-fallthrough. Signed-off-by: Gustavo A. R. Silva Cc: Alexander Shishkin Cc: Gustavo A. R. Silva Cc: Jiri Olsa Cc: Kees Kook Cc: Namhyung Kim Cc: Peter Zijlstra Link: http://lkml.kernel.org/r/20190212205430.GA8446@embeddedor Signed-off-by: Arnaldo Carvalho de Melo --- kernel/events/core.c | 1 + 1 file changed, 1 insertion(+) diff --git a/kernel/events/core.c b/kernel/events/core.c index dd9698ad3d66..6fb27b564730 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -9175,6 +9175,7 @@ perf_event_parse_addr_filter(struct perf_event *event, char *fstr, case IF_SRC_KERNELADDR: case IF_SRC_KERNEL: kernel = 1; + /* fall through */ case IF_SRC_FILEADDR: case IF_SRC_FILE: -- 2.20.1