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authorArnaldo Carvalho de Melo <acme@redhat.com>2017-06-16 11:57:54 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2017-06-19 15:25:26 -0300
commitafaed6d3e4aa56e939b496aafa5c97852e223122 (patch)
treeeed63017d5b665d988785fcbd67f8f75bfe553a3 /tools/include/linux
parent6c3466435b03fb84647f5ad413f98f2ccb12b5c2 (diff)
tools: Adopt __printf from kernel sources
To have a more compact way to ask the compiler to perform printf like vargargs validation. v2: Fixed up build on arm, squashing a patch by Kim Phillips, thanks! Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Kim Phillips <kim.phillips@arm.com> Cc: Mathieu Poirier <mathieu.poirier@linaro.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Wang Nan <wangnan0@huawei.com> Link: http://lkml.kernel.org/n/tip-dopkqmmuqs04cxzql0024nnu@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/include/linux')
-rw-r--r--tools/include/linux/compiler-gcc.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/include/linux/compiler-gcc.h b/tools/include/linux/compiler-gcc.h
index a3deb74cb070..f531b258ff94 100644
--- a/tools/include/linux/compiler-gcc.h
+++ b/tools/include/linux/compiler-gcc.h
@@ -21,3 +21,5 @@
#define __must_be_array(a) BUILD_BUG_ON_ZERO(__same_type((a), &(a)[0]))
#define __noreturn __attribute__((noreturn))
+
+#define __printf(a, b) __attribute__((format(printf, a, b)))