diff options
| author | James Hogan <james.hogan@imgtec.com> | 2016-10-07 00:10:41 +0200 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2016-10-11 15:03:47 +0200 |
| commit | 034827c727f7f3946a18355b63995b402c226c82 (patch) | |
| tree | d0f7b1102dbd5ef32ecb70f79d7260b67806d9d5 /Makefile | |
| parent | MIPS: Enable hardened usercopy (diff) | |
| download | linux-034827c727f7f3946a18355b63995b402c226c82.tar.xz linux-034827c727f7f3946a18355b63995b402c226c82.zip | |
MIPS: Fix -mabi=64 build of vdso.lds
The native ABI vDSO linker script vdso.lds is built by preprocessing
vdso.lds.S, with the native -mabi flag passed in to get the correct ABI
definitions. Unfortunately however certain toolchains choke on -mabi=64
without a corresponding compatible -march flag, for example:
cc1: error: ‘-march=mips32r2’ is not compatible with the selected ABI
scripts/Makefile.build:338: recipe for target 'arch/mips/vdso/vdso.lds' failed
Fix this by including ccflags-vdso in the KBUILD_CPPFLAGS for vdso.lds,
which includes the appropriate -march flag.
Fixes: ebb5e78cc634 ("MIPS: Initial implementation of a VDSO")
Signed-off-by: James Hogan <james.hogan@imgtec.com>
Reviewed-by: Maciej W. Rozycki <macro@imgtec.com>
Cc: linux-mips@linux-mips.org
Cc: stable@vger.kernel.org # 4.4.x-
Patchwork: https://patchwork.linux-mips.org/patch/14368/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'Makefile')
0 files changed, 0 insertions, 0 deletions