tmp_suning_uos_patched/Platform at 2bbf8c1ead651c65bd0f7b6ba6d57cb09e2d1a57 - tmp_suning_uos_patched - AcoSail's gitea

luck/tmp_suning_uos_patched

Masahiro Yamada 3dd0aade59

MIPS: remove a space after -I to cope with header search paths for VDSO

Commit 9cc342f6c4 ("treewide: prefix header search paths with
$(srctree)/") caused a build error for MIPS VDSO.

  CC      arch/mips/vdso/gettimeofday.o
In file included from ../arch/mips/vdso/vdso.h:26,
                 from ../arch/mips/vdso/gettimeofday.c:11:
../arch/mips/include/asm/page.h:12:10: fatal error: spaces.h: No such file or directory
 #include <spaces.h>
          ^~~~~~~~~~

The cause of the error is a missing space after the compiler flag -I .

Kbuild used to have a global restriction "no space after -I", but
commit 48f6e3cf5b ("kbuild: do not drop -I without parameter") got
rid of it. Having a space after -I is no longer a big deal as far as
Kbuild is concerned.

It is still a big deal for MIPS because arch/mips/vdso/Makefile
filters the header search paths, like this:

  ccflags-vdso := \
          $(filter -I%,$(KBUILD_CFLAGS)) \

..., which relies on the assumption that there is no space after -I .

Fixes: 9cc342f6c4 ("treewide: prefix header search paths with $(srctree)/")
Reported-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: James Hogan <jhogan@kernel.org>
Cc: linux-mips@vger.kernel.org
Cc: linux-kernel@vger.kernel.org

2019-05-22 18:46:15 -07:00

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 # NXP STB225
 platform-$(CONFIG_SOC_PNX833X)	+= pnx833x/
 cflags-$(CONFIG_SOC_PNX833X)	+= -I$(srctree)/arch/mips/include/asm/mach-pnx833x
 load-$(CONFIG_NXP_STB220)	+= 0xffffffff80001000
 load-$(CONFIG_NXP_STB225)	+= 0xffffffff80001000