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From: Alexey Dobriyan <adobriyan@gmail.com>
To: akpm@linux-foundation.org
Cc: linux-kbuild@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arch@vger.kernel.org, arnd@arndb.de, masahiroy@kernel.org,
	hch@infradead.org
Subject: [PATCH -mm] fixup "Decouple build from userspace headers"
Date: Fri, 16 Jul 2021 00:15:14 +0300	[thread overview]
Message-ID: <YPClYgoJOTUn4V0w@localhost.localdomain> (raw)
In-Reply-To: <YO8ioz4sHwcUAkdt@localhost.localdomain>

Allow to find SIMD headers where necessary.

Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
---

	fold into decouple-build-from-userspace-headers.patch

 arch/arm64/lib/Makefile   |    2 +-
 arch/powerpc/lib/Makefile |    2 +-
 lib/raid6/Makefile        |    4 ++--
 3 files changed, 4 insertions(+), 4 deletions(-)

--- a/arch/arm64/lib/Makefile
+++ b/arch/arm64/lib/Makefile
@@ -8,7 +8,7 @@ lib-y		:= clear_user.o delay.o copy_from_user.o		\
 ifeq ($(CONFIG_KERNEL_MODE_NEON), y)
 obj-$(CONFIG_XOR_BLOCKS)	+= xor-neon.o
 CFLAGS_REMOVE_xor-neon.o	+= -mgeneral-regs-only
-CFLAGS_xor-neon.o		+= -ffreestanding
+CFLAGS_xor-neon.o		+= -ffreestanding -isystem $(shell $(CC) -print-file-name=include)
 endif
 
 lib-$(CONFIG_ARCH_HAS_UACCESS_FLUSHCACHE) += uaccess_flushcache.o
--- a/arch/powerpc/lib/Makefile
+++ b/arch/powerpc/lib/Makefile
@@ -64,6 +64,6 @@ obj-$(CONFIG_PPC_LIB_RHEAP) += rheap.o
 obj-$(CONFIG_FTR_FIXUP_SELFTEST) += feature-fixups-test.o
 
 obj-$(CONFIG_ALTIVEC)	+= xor_vmx.o xor_vmx_glue.o
-CFLAGS_xor_vmx.o += -maltivec $(call cc-option,-mabi=altivec)
+CFLAGS_xor_vmx.o += -maltivec $(call cc-option,-mabi=altivec) -isystem $(shell $(CC) -print-file-name=include)
 
 obj-$(CONFIG_PPC64) += $(obj64-y)
--- a/lib/raid6/Makefile
+++ b/lib/raid6/Makefile
@@ -13,7 +13,7 @@ raid6_pq-$(CONFIG_S390) += s390vx8.o recov_s390xc.o
 hostprogs	+= mktables
 
 ifeq ($(CONFIG_ALTIVEC),y)
-altivec_flags := -maltivec $(call cc-option,-mabi=altivec)
+altivec_flags := -maltivec $(call cc-option,-mabi=altivec) -isystem $(shell $(CC) -print-file-name=include)
 
 ifdef CONFIG_CC_IS_CLANG
 # clang ppc port does not yet support -maltivec when -msoft-float is
@@ -33,7 +33,7 @@ endif
 # The GCC option -ffreestanding is required in order to compile code containing
 # ARM/NEON intrinsics in a non C99-compliant environment (such as the kernel)
 ifeq ($(CONFIG_KERNEL_MODE_NEON),y)
-NEON_FLAGS := -ffreestanding
+NEON_FLAGS := -ffreestanding -isystem $(shell $(CC) -print-file-name=include)
 ifeq ($(ARCH),arm)
 NEON_FLAGS += -march=armv7-a -mfloat-abi=softfp -mfpu=neon
 endif

  reply	other threads:[~2021-07-15 21:15 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-13 19:47 [PATCH] Decouple build from userspace headers Alexey Dobriyan
2021-07-14  4:54 ` Masahiro Yamada
2021-07-14  8:42   ` Alexey Dobriyan
2021-07-14 14:22 ` Christoph Hellwig
2021-07-14 15:54   ` Alexey Dobriyan
2021-07-14 15:56     ` Christoph Hellwig
2021-07-14 17:16       ` Alexey Dobriyan
2021-07-14 17:45 ` [PATCH v2] " Alexey Dobriyan
2021-07-15 21:15   ` Alexey Dobriyan [this message]
2021-07-18 12:36     ` [PATCH -mm] fixup "Decouple build from userspace headers" Masahiro Yamada
2021-07-18 13:05       ` Masahiro Yamada
2021-07-16  9:03   ` [PATCH v2] Decouple build from userspace headers Anders Roxell
2021-07-16 10:10     ` Alexey Dobriyan
2021-07-16 13:04       ` Anders Roxell
2021-07-18 13:11       ` Masahiro Yamada
2021-07-20 16:13         ` Anders Roxell

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