* [PATCH] tools/lib/bpf: Fix compiler warning on CentOS 6
@ 2015-11-03 11:21 Namhyung Kim
2015-11-03 15:13 ` Arnaldo Carvalho de Melo
2015-11-08 7:28 ` [tip:perf/urgent] tools lib bpf: " tip-bot for Namhyung Kim
0 siblings, 2 replies; 3+ messages in thread
From: Namhyung Kim @ 2015-11-03 11:21 UTC (permalink / raw)
To: Arnaldo Carvalho de Melo
Cc: Ingo Molnar, Peter Zijlstra, Jiri Olsa, LKML, David Ahern, Wang Nan
CC libbpf.o
cc1: warnings being treated as errors
libbpf.c: In function 'bpf_program__title':
libbpf.c:1037: error: declaration of 'dup' shadows a global declaration
/usr/include/unistd.h:528: error: shadowed declaration is here
mv: cannot stat `./.libbpf.o.tmp': No such file or directory
make[3]: *** [libbpf.o] Error 1
make[2]: *** [libbpf-in.o] Error 2
make[1]: *** [/linux/tools/lib/bpf/libbpf.a] Error 2
make[1]: *** Waiting for unfinished jobs....
Cc: Wang Nan <wangnan0@huawei.com>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
---
tools/lib/bpf/libbpf.c | 4 ++--
tools/lib/bpf/libbpf.h | 2 +-
2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 4252fc22f78f..9f3c8cf9249b 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -1034,12 +1034,12 @@ int bpf_program__get_private(struct bpf_program *prog, void **ppriv)
return 0;
}
-const char *bpf_program__title(struct bpf_program *prog, bool dup)
+const char *bpf_program__title(struct bpf_program *prog, bool needs_copy)
{
const char *title;
title = prog->section_name;
- if (dup) {
+ if (needs_copy) {
title = strdup(title);
if (!title) {
pr_warning("failed to strdup program title\n");
diff --git a/tools/lib/bpf/libbpf.h b/tools/lib/bpf/libbpf.h
index f16170c95ffd..bc80af03c6f4 100644
--- a/tools/lib/bpf/libbpf.h
+++ b/tools/lib/bpf/libbpf.h
@@ -63,7 +63,7 @@ int bpf_program__set_private(struct bpf_program *prog, void *priv,
int bpf_program__get_private(struct bpf_program *prog,
void **ppriv);
-const char *bpf_program__title(struct bpf_program *prog, bool dup);
+const char *bpf_program__title(struct bpf_program *prog, bool needs_copy);
int bpf_program__fd(struct bpf_program *prog);
--
2.6.2
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] tools/lib/bpf: Fix compiler warning on CentOS 6
2015-11-03 11:21 [PATCH] tools/lib/bpf: Fix compiler warning on CentOS 6 Namhyung Kim
@ 2015-11-03 15:13 ` Arnaldo Carvalho de Melo
2015-11-08 7:28 ` [tip:perf/urgent] tools lib bpf: " tip-bot for Namhyung Kim
1 sibling, 0 replies; 3+ messages in thread
From: Arnaldo Carvalho de Melo @ 2015-11-03 15:13 UTC (permalink / raw)
To: Namhyung Kim
Cc: Ingo Molnar, Peter Zijlstra, Jiri Olsa, LKML, David Ahern, Wang Nan
Em Tue, Nov 03, 2015 at 08:21:05PM +0900, Namhyung Kim escreveu:
> CC libbpf.o
> cc1: warnings being treated as errors
> libbpf.c: In function 'bpf_program__title':
> libbpf.c:1037: error: declaration of 'dup' shadows a global declaration
> /usr/include/unistd.h:528: error: shadowed declaration is here
> mv: cannot stat `./.libbpf.o.tmp': No such file or directory
> make[3]: *** [libbpf.o] Error 1
> make[2]: *** [libbpf-in.o] Error 2
> make[1]: *** [/linux/tools/lib/bpf/libbpf.a] Error 2
> make[1]: *** Waiting for unfinished jobs....
Thanks, applied.
- Arnaldo
> Cc: Wang Nan <wangnan0@huawei.com>
> Signed-off-by: Namhyung Kim <namhyung@kernel.org>
> ---
> tools/lib/bpf/libbpf.c | 4 ++--
> tools/lib/bpf/libbpf.h | 2 +-
> 2 files changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
> index 4252fc22f78f..9f3c8cf9249b 100644
> --- a/tools/lib/bpf/libbpf.c
> +++ b/tools/lib/bpf/libbpf.c
> @@ -1034,12 +1034,12 @@ int bpf_program__get_private(struct bpf_program *prog, void **ppriv)
> return 0;
> }
>
> -const char *bpf_program__title(struct bpf_program *prog, bool dup)
> +const char *bpf_program__title(struct bpf_program *prog, bool needs_copy)
> {
> const char *title;
>
> title = prog->section_name;
> - if (dup) {
> + if (needs_copy) {
> title = strdup(title);
> if (!title) {
> pr_warning("failed to strdup program title\n");
> diff --git a/tools/lib/bpf/libbpf.h b/tools/lib/bpf/libbpf.h
> index f16170c95ffd..bc80af03c6f4 100644
> --- a/tools/lib/bpf/libbpf.h
> +++ b/tools/lib/bpf/libbpf.h
> @@ -63,7 +63,7 @@ int bpf_program__set_private(struct bpf_program *prog, void *priv,
> int bpf_program__get_private(struct bpf_program *prog,
> void **ppriv);
>
> -const char *bpf_program__title(struct bpf_program *prog, bool dup);
> +const char *bpf_program__title(struct bpf_program *prog, bool needs_copy);
>
> int bpf_program__fd(struct bpf_program *prog);
>
> --
> 2.6.2
^ permalink raw reply [flat|nested] 3+ messages in thread
* [tip:perf/urgent] tools lib bpf: Fix compiler warning on CentOS 6
2015-11-03 11:21 [PATCH] tools/lib/bpf: Fix compiler warning on CentOS 6 Namhyung Kim
2015-11-03 15:13 ` Arnaldo Carvalho de Melo
@ 2015-11-08 7:28 ` tip-bot for Namhyung Kim
1 sibling, 0 replies; 3+ messages in thread
From: tip-bot for Namhyung Kim @ 2015-11-08 7:28 UTC (permalink / raw)
To: linux-tip-commits
Cc: acme, mingo, dsahern, namhyung, tglx, jolsa, linux-kernel,
wangnan0, hpa, a.p.zijlstra
Commit-ID: 715f8db9102f1ab40ea4a87bedfe86399323698f
Gitweb: http://git.kernel.org/tip/715f8db9102f1ab40ea4a87bedfe86399323698f
Author: Namhyung Kim <namhyung@kernel.org>
AuthorDate: Tue, 3 Nov 2015 20:21:05 +0900
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Tue, 3 Nov 2015 12:13:31 -0300
tools lib bpf: Fix compiler warning on CentOS 6
CC libbpf.o
cc1: warnings being treated as errors
libbpf.c: In function 'bpf_program__title':
libbpf.c:1037: error: declaration of 'dup' shadows a global declaration
/usr/include/unistd.h:528: error: shadowed declaration is here
mv: cannot stat `./.libbpf.o.tmp': No such file or directory
make[3]: *** [libbpf.o] Error 1
make[2]: *** [libbpf-in.o] Error 2
make[1]: *** [/linux/tools/lib/bpf/libbpf.a] Error 2
make[1]: *** Waiting for unfinished jobs....
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/r/1446549665-2342-1-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/lib/bpf/libbpf.c | 4 ++--
tools/lib/bpf/libbpf.h | 2 +-
2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 4252fc2..9f3c8cf 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -1034,12 +1034,12 @@ int bpf_program__get_private(struct bpf_program *prog, void **ppriv)
return 0;
}
-const char *bpf_program__title(struct bpf_program *prog, bool dup)
+const char *bpf_program__title(struct bpf_program *prog, bool needs_copy)
{
const char *title;
title = prog->section_name;
- if (dup) {
+ if (needs_copy) {
title = strdup(title);
if (!title) {
pr_warning("failed to strdup program title\n");
diff --git a/tools/lib/bpf/libbpf.h b/tools/lib/bpf/libbpf.h
index f16170c..bc80af0 100644
--- a/tools/lib/bpf/libbpf.h
+++ b/tools/lib/bpf/libbpf.h
@@ -63,7 +63,7 @@ int bpf_program__set_private(struct bpf_program *prog, void *priv,
int bpf_program__get_private(struct bpf_program *prog,
void **ppriv);
-const char *bpf_program__title(struct bpf_program *prog, bool dup);
+const char *bpf_program__title(struct bpf_program *prog, bool needs_copy);
int bpf_program__fd(struct bpf_program *prog);
^ permalink raw reply related [flat|nested] 3+ messages in thread
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2015-11-03 11:21 [PATCH] tools/lib/bpf: Fix compiler warning on CentOS 6 Namhyung Kim
2015-11-03 15:13 ` Arnaldo Carvalho de Melo
2015-11-08 7:28 ` [tip:perf/urgent] tools lib bpf: " tip-bot for Namhyung Kim
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