Kbuild: arch: look for generated headers in obtree

There are very few files that need add an -I$(obj) gcc for the preprocessor
or the assembler. For C files, we add always these for both the objtree and
srctree, but for the other ones we require the Makefile to add them, and
Kbuild then adds it for both trees.

As a preparation for changing the meaning of the -I$(obj) directive to
only refer to the srctree, this changes the two instances in arch/x86 to use
an explictit $(objtree) prefix where needed, otherwise we won't find the
headers any more, as reported by the kbuild 0day builder.

arch/x86/realmode/rm/realmode.lds.S:75:20: fatal error: pasyms.h: No such file or directory

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Michal Marek <mmarek@suse.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/arch/alpha/boot/Makefile b/arch/alpha/boot/Makefile
index 8399bd0e68e8..0cbe4c59d3ce 100644
--- a/arch/alpha/boot/Makefile
+++ b/arch/alpha/boot/Makefile
@@ -15,7 +15,7 @@ targets		:= vmlinux.gz vmlinux \
 OBJSTRIP        := $(obj)/tools/objstrip
 
 HOSTCFLAGS      := -Wall -I$(objtree)/usr/include
-BOOTCFLAGS      += -I$(obj) -I$(srctree)/$(obj)
+BOOTCFLAGS      += -I$(objtree)/$(obj) -I$(srctree)/$(obj)
 
 # SRM bootable image.  Copy to offset 512 of a partition.
 $(obj)/bootimage: $(addprefix $(obj)/tools/,mkbb lxboot bootlx) $(obj)/vmlinux.nh