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authorArnaldo Carvalho de Melo <[email protected]>2016-02-12 18:30:01 -0300
committerArnaldo Carvalho de Melo <[email protected]>2016-02-15 17:33:26 -0300
commit1ad826bad5bd0b6ccfb203f78c70302b764df0be (patch)
tree1f5f60ba774358e953c1b688c7e7c246be936117
parent5141d7350d3d8a12f1f76b1015b937f14d2b97e2 (diff)
perf tests: Fix build on older systems where 'signal' is reserved
fixing the following problems, for instance, on RHEL6.7: CC /tmp/build/perf/tests/bp_signal.o cc1: warnings being treated as errors tests/bp_signal.c: In function ‘__event’: tests/bp_signal.c:106: error: declaration of ‘signal’ shadows a global declaration /usr/include/signal.h:101: error: shadowed declaration is here tests/bp_signal.c: In function ‘bp_event’: tests/bp_signal.c:144: error: declaration of ‘signal’ shadows a global declaration /usr/include/signal.h:101: error: shadowed declaration is here tests/bp_signal.c: In function ‘wp_event’: tests/bp_signal.c:149: error: declaration of ‘signal’ shadows a global declaration /usr/include/signal.h:101: error: shadowed declaration is here mv: cannot stat `/tmp/build/perf/tests/.bp_signal.o.tmp': No such file or directory make[3]: *** [/tmp/build/perf/tests/bp_signal.o] Error 1 make[2]: *** [tests] Error 2 make[1]: *** [/tmp/build/perf/perf-in.o] Error 2 make[1]: *** Waiting for unfinished jobs.... Reported-by: Vinson Lee <[email protected]> Cc: Alexei Starovoitov <[email protected]> Cc: Brendan Gregg <[email protected]> Cc: Daniel Borkmann <[email protected]> Cc: He Kuang <[email protected]> Cc: Li Zefan <[email protected]> Cc: Masami Hiramatsu <[email protected]> Cc: Namhyung Kim <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Wang Nan <[email protected]> Cc: Will Deacon <[email protected]> Cc: [email protected] Fixes: 8fd34e1cce18 ("perf test: Improve bp_signal") Link: http://lkml.kernel.org/n/[email protected] Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
-rw-r--r--tools/perf/tests/bp_signal.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/tools/perf/tests/bp_signal.c b/tools/perf/tests/bp_signal.c
index 1d1bb489b4e8..e7664fe3bd33 100644
--- a/tools/perf/tests/bp_signal.c
+++ b/tools/perf/tests/bp_signal.c
@@ -103,7 +103,7 @@ static void sig_handler(int signum __maybe_unused,
}
}
-static int __event(bool is_x, void *addr, int signal)
+static int __event(bool is_x, void *addr, int sig)
{
struct perf_event_attr pe;
int fd;
@@ -133,7 +133,7 @@ static int __event(bool is_x, void *addr, int signal)
}
fcntl(fd, F_SETFL, O_RDWR|O_NONBLOCK|O_ASYNC);
- fcntl(fd, F_SETSIG, signal);
+ fcntl(fd, F_SETSIG, sig);
fcntl(fd, F_SETOWN, getpid());
ioctl(fd, PERF_EVENT_IOC_RESET, 0);
@@ -141,14 +141,14 @@ static int __event(bool is_x, void *addr, int signal)
return fd;
}
-static int bp_event(void *addr, int signal)
+static int bp_event(void *addr, int sig)
{
- return __event(true, addr, signal);
+ return __event(true, addr, sig);
}
-static int wp_event(void *addr, int signal)
+static int wp_event(void *addr, int sig)
{
- return __event(false, addr, signal);
+ return __event(false, addr, sig);
}
static long long bp_count(int fd)