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authorAndrii Nakryiko2020-01-12 23:31:39 -0800
committerAlexei Starovoitov2020-01-13 17:48:13 -0800
commit292e1d73b125d7a3fd7ff382557e003ece3c0d65 (patch)
tree808d3cd36b91f34f2724e9dcdf3924ba56bdac57
parent533420a4151e28e6a38a830cb876afddb5587d7d (diff)
libbpf: Clean up bpf_helper_defs.h generation output
bpf_helpers_doc.py script, used to generate bpf_helper_defs.h, unconditionally emits one informational message to stderr. Remove it and preserve stderr to contain only relevant errors. Also make sure script invocations command is muted by default in libbpf's Makefile. Signed-off-by: Andrii Nakryiko <andriin@fb.com> Signed-off-by: Alexei Starovoitov <ast@kernel.org> Link: https://lore.kernel.org/bpf/20200113073143.1779940-3-andriin@fb.com
-rwxr-xr-xscripts/bpf_helpers_doc.py2
-rw-r--r--tools/lib/bpf/Makefile2
2 files changed, 1 insertions, 3 deletions
diff --git a/scripts/bpf_helpers_doc.py b/scripts/bpf_helpers_doc.py
index 7548569e8076..90baf7d70911 100755
--- a/scripts/bpf_helpers_doc.py
+++ b/scripts/bpf_helpers_doc.py
@@ -158,8 +158,6 @@ class HeaderParser(object):
break
self.reader.close()
- print('Parsed description of %d helper function(s)' % len(self.helpers),
- file=sys.stderr)
###############################################################################
diff --git a/tools/lib/bpf/Makefile b/tools/lib/bpf/Makefile
index db2afccde757..aee7f1a83c77 100644
--- a/tools/lib/bpf/Makefile
+++ b/tools/lib/bpf/Makefile
@@ -183,7 +183,7 @@ $(BPF_IN_STATIC): force elfdep zdep bpfdep $(BPF_HELPER_DEFS)
$(Q)$(MAKE) $(build)=libbpf OUTPUT=$(STATIC_OBJDIR)
$(BPF_HELPER_DEFS): $(srctree)/tools/include/uapi/linux/bpf.h
- $(Q)$(srctree)/scripts/bpf_helpers_doc.py --header \
+ $(QUIET_GEN)$(srctree)/scripts/bpf_helpers_doc.py --header \
--file $(srctree)/tools/include/uapi/linux/bpf.h > $(BPF_HELPER_DEFS)
$(OUTPUT)libbpf.so: $(OUTPUT)libbpf.so.$(LIBBPF_VERSION)