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authorNick Desaulniers <ndesaulniers@google.com>2020-11-21 22:17:01 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2020-11-22 10:48:22 -0800
commitbc2dc4406c463174613047d8b7946e12c8808cda (patch)
tree7d76884619669048efc75111ebf32b8d88547268
parent450677dcb0cce5cb751538360b7196c28b733f3e (diff)
downloadlinux-stericsson-bc2dc4406c463174613047d8b7946e12c8808cda.tar.gz
compiler-clang: remove version check for BPF Tracing
bpftrace parses the kernel headers and uses Clang under the hood. Remove the version check when __BPF_TRACING__ is defined (as bpftrace does) so that this tool can continue to parse kernel headers, even with older clang sources. Fixes: commit 1f7a44f63e6c ("compiler-clang: add build check for clang 10.0.1") Reported-by: Chen Yu <yu.chen.surf@gmail.com> Reported-by: Jarkko Sakkinen <jarkko@kernel.org> Signed-off-by: Nick Desaulniers <ndesaulniers@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Tested-by: Jarkko Sakkinen <jarkko@kernel.org> Acked-by: Jarkko Sakkinen <jarkko@kernel.org> Acked-by: Song Liu <songliubraving@fb.com> Acked-by: Nathan Chancellor <natechancellor@gmail.com> Acked-by: Miguel Ojeda <ojeda@kernel.org> Link: https://lkml.kernel.org/r/20201104191052.390657-1-ndesaulniers@google.com Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--include/linux/compiler-clang.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/compiler-clang.h b/include/linux/compiler-clang.h
index dd7233c48bf3..98cff1b4b088 100644
--- a/include/linux/compiler-clang.h
+++ b/include/linux/compiler-clang.h
@@ -8,8 +8,10 @@
+ __clang_patchlevel__)
#if CLANG_VERSION < 100001
+#ifndef __BPF_TRACING__
# error Sorry, your version of Clang is too old - please use 10.0.1 or newer.
#endif
+#endif
/* Compiler specific definitions for Clang compiler */