From: Nick Desaulniers <ndesaulniers@google.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Kees Cook <keescook@chromium.org>,
Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>,
Nathan Chancellor <natechancellor@gmail.com>,
Sedat Dilek <sedat.dilek@gmail.com>,
Marco Elver <elver@google.com>,
Andrey Konovalov <andreyknvl@google.com>,
Masahiro Yamada <masahiroy@kernel.org>,
clang-built-linux@googlegroups.com,
Daniel Borkmann <daniel@iogearbox.net>,
Alexei Starovoitov <ast@kernel.org>,
Will Deacon <will@kernel.org>,
Vincenzo Frascino <vincenzo.frascino@arm.com>,
linux-kernel@vger.kernel.org,
Nick Desaulniers <ndesaulniers@google.com>
Subject: [PATCH v2 4/7] Revert "arm64: vdso: Fix compilation with clang older than 8"
Date: Mon, 31 Aug 2020 17:23:23 -0700 [thread overview]
Message-ID: <20200901002326.1137289-5-ndesaulniers@google.com> (raw)
In-Reply-To: <20200901002326.1137289-1-ndesaulniers@google.com>
This reverts commit 3acf4be235280f14d838581a750532219d67facc.
The minimum supported version of clang is clang 10.0.1.
Suggested-by: Nathan Chancellor <natechancellor@gmail.com>
Signed-off-by: Nick Desaulniers <ndesaulniers@google.com>
---
arch/arm64/kernel/vdso/Makefile | 7 -------
1 file changed, 7 deletions(-)
diff --git a/arch/arm64/kernel/vdso/Makefile b/arch/arm64/kernel/vdso/Makefile
index 45d5cfe46429..04021a93171c 100644
--- a/arch/arm64/kernel/vdso/Makefile
+++ b/arch/arm64/kernel/vdso/Makefile
@@ -43,13 +43,6 @@ ifneq ($(c-gettimeofday-y),)
CFLAGS_vgettimeofday.o += -include $(c-gettimeofday-y)
endif
-# Clang versions less than 8 do not support -mcmodel=tiny
-ifeq ($(CONFIG_CC_IS_CLANG), y)
- ifeq ($(shell test $(CONFIG_CLANG_VERSION) -lt 80000; echo $$?),0)
- CFLAGS_REMOVE_vgettimeofday.o += -mcmodel=tiny
- endif
-endif
-
# Disable gcov profiling for VDSO code
GCOV_PROFILE := n
--
2.28.0.402.g5ffc5be6b7-goog
next prev parent reply other threads:[~2020-09-01 0:24 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-01 0:23 [PATCH v2 0/7] set clang minimum version to 10.0.1 Nick Desaulniers
2020-09-01 0:23 ` [PATCH v2 1/7] compiler-clang: add build check for clang 10.0.1 Nick Desaulniers
2020-09-01 13:51 ` Sedat Dilek
2020-09-01 0:23 ` [PATCH v2 2/7] Revert "kbuild: disable clang's default use of -fmerge-all-constants" Nick Desaulniers
2020-09-01 4:55 ` Nathan Chancellor
2020-09-01 16:55 ` Fangrui Song
2020-09-01 17:36 ` Sedat Dilek
2020-09-01 0:23 ` [PATCH v2 3/7] Revert "arm64: bti: Require clang >= 10.0.1 for in-kernel BTI support" Nick Desaulniers
2020-09-01 4:55 ` Nathan Chancellor
2020-09-01 0:23 ` Nick Desaulniers [this message]
2020-09-01 4:56 ` [PATCH v2 4/7] Revert "arm64: vdso: Fix compilation with clang older than 8" Nathan Chancellor
2020-09-01 0:23 ` [PATCH v2 5/7] Partial revert "ARM: 8905/1: Emit __gnu_mcount_nc when using Clang 10.0.0 or newer" Nick Desaulniers
2020-09-01 4:57 ` Nathan Chancellor
2020-09-01 0:23 ` [PATCH v2 6/7] kasan: Remove mentions of unsupported Clang versions Nick Desaulniers
2020-09-01 4:57 ` Nathan Chancellor
2020-09-01 0:23 ` [PATCH v2 7/7] compiler-gcc: improve version error Nick Desaulniers
2020-09-01 5:00 ` Nathan Chancellor
2020-09-01 8:12 ` Miguel Ojeda
2020-09-01 13:55 ` [PATCH v2 0/7] set clang minimum version to 10.0.1 Sedat Dilek
2020-09-01 20:01 ` Kees Cook
2020-09-02 19:28 ` Nick Desaulniers
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