From: Vincenzo Frascino <vincenzo.frascino@arm.com>
To: linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org,
clang-built-linux@googlegroups.com, x86@kernel.org
Cc: catalin.marinas@arm.com, will.deacon@arm.com, arnd@arndb.de,
linux@armlinux.org.uk, paul.burton@mips.com, tglx@linutronix.de,
luto@kernel.org, mingo@redhat.com, bp@alien8.de,
sboyd@kernel.org, salyzyn@android.com, pcc@google.com,
0x7f454c46@gmail.com, ndesaulniers@google.com, avagin@openvz.org
Subject: [PATCH 19/19] arm64: vdso32: Enable Clang Compilation
Date: Thu, 13 Feb 2020 16:16:14 +0000 [thread overview]
Message-ID: <20200213161614.23246-20-vincenzo.frascino@arm.com> (raw)
In-Reply-To: <20200213161614.23246-1-vincenzo.frascino@arm.com>
Enable Clang Compilation for the vdso32 library.
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Signed-off-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
---
arch/arm64/kernel/vdso32/Makefile | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/kernel/vdso32/Makefile b/arch/arm64/kernel/vdso32/Makefile
index 04df57b43cb1..209639101044 100644
--- a/arch/arm64/kernel/vdso32/Makefile
+++ b/arch/arm64/kernel/vdso32/Makefile
@@ -11,8 +11,10 @@ include $(srctree)/lib/vdso/Makefile
# Same as cc-*option, but using CC_COMPAT instead of CC
ifeq ($(CONFIG_CC_IS_CLANG), y)
CC_COMPAT ?= $(CC)
+LD_COMPAT ?= $(CROSS_COMPILE_COMPAT)gcc
else
CC_COMPAT ?= $(CROSS_COMPILE_COMPAT)gcc
+LD_COMPAT ?= $(CC_COMPAT)
endif
cc32-option = $(call try-run,\
@@ -171,7 +173,7 @@ quiet_cmd_vdsold_and_vdso_check = LD32 $@
cmd_vdsold_and_vdso_check = $(cmd_vdsold); $(cmd_vdso_check)
quiet_cmd_vdsold = LD32 $@
- cmd_vdsold = $(CC_COMPAT) -Wp,-MD,$(depfile) $(VDSO_LDFLAGS) \
+ cmd_vdsold = $(LD_COMPAT) -Wp,-MD,$(depfile) $(VDSO_LDFLAGS) \
-Wl,-T $(filter %.lds,$^) $(filter %.o,$^) -o $@
quiet_cmd_vdsocc = CC32 $@
cmd_vdsocc = $(CC_COMPAT) -Wp,-MD,$(depfile) $(VDSO_CFLAGS) -c -o $@ $<
--
2.25.0
next prev parent reply other threads:[~2020-02-13 16:17 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-13 16:15 [PATCH 00/19] Introduce common headers Vincenzo Frascino
2020-02-13 16:15 ` [PATCH 01/19] linux/const.h: Extract common header for vDSO Vincenzo Frascino
2020-02-13 16:15 ` [PATCH 02/19] linux/bits.h: " Vincenzo Frascino
2020-02-13 16:15 ` [PATCH 03/19] linux/limits.h: " Vincenzo Frascino
2020-02-13 16:15 ` [PATCH 04/19] linux/math64.h: " Vincenzo Frascino
2020-02-13 16:16 ` [PATCH 05/19] linux/time.h: " Vincenzo Frascino
2020-02-13 16:16 ` [PATCH 06/19] linux/time32.h: " Vincenzo Frascino
2020-02-13 16:16 ` [PATCH 07/19] linux/time64.h: " Vincenzo Frascino
2020-02-13 16:16 ` [PATCH 08/19] linux/jiffies.h: " Vincenzo Frascino
2020-02-13 16:16 ` [PATCH 09/19] linux/ktime.h: " Vincenzo Frascino
2020-02-13 16:16 ` [PATCH 10/19] common: Introduce processor.h Vincenzo Frascino
2020-02-13 16:16 ` [PATCH 11/19] linux/elfnote.h: Replace elf.h with UAPI equivalent Vincenzo Frascino
2020-02-13 16:16 ` [PATCH 12/19] arm64: Introduce asm/common/processor.h Vincenzo Frascino
2020-02-13 16:16 ` [PATCH 13/19] arm64: vdso: Include common headers in the vdso library Vincenzo Frascino
2020-02-13 16:16 ` [PATCH 14/19] arm64: vdso32: " Vincenzo Frascino
2020-02-13 16:16 ` [PATCH 15/19] mips: vdso: Enable mips to use common headers Vincenzo Frascino
2020-02-13 16:16 ` [PATCH 16/19] x86: vdso: Enable x86 " Vincenzo Frascino
2020-02-13 16:16 ` [PATCH 17/19] arm: vdso: Enable arm " Vincenzo Frascino
2020-02-13 16:16 ` [PATCH 18/19] lib: vdso: Enable " Vincenzo Frascino
2020-02-13 16:16 ` Vincenzo Frascino [this message]
2020-02-13 18:44 ` [PATCH 19/19] arm64: vdso32: Enable Clang Compilation Nathan Chancellor
2020-02-17 12:26 ` Vincenzo Frascino
2020-02-17 16:46 ` Will Deacon
2020-02-17 22:39 ` Ard Biesheuvel
2020-02-18 13:03 ` Vincenzo Frascino
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