On Wed, Sep 19, 2018 at 04:22:52PM +0200, Christophe LEROY wrote:
> >It looks like it will be easy to enable on 64 bit as well.
>
> Will it ? It seems that PPC64 doesn't have r2 pointing to current task
> struct, but instead it has r13 pointing to the paca struct. Which means
> we should add a c
Le 19/09/2018 à 15:26, Segher Boessenkool a écrit :
On Wed, Sep 19, 2018 at 11:14:45AM +, Christophe Leroy wrote:
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -112,6 +112,10 @@ KBUILD_LDFLAGS += -m elf$(BITS)$(LDEMULATION)
KBUILD_ARFLAGS+= --target=elf$(BITS)-$
On Wed, Sep 19, 2018 at 11:14:45AM +, Christophe Leroy wrote:
> --- a/arch/powerpc/Makefile
> +++ b/arch/powerpc/Makefile
> @@ -112,6 +112,10 @@ KBUILD_LDFLAGS += -m elf$(BITS)$(LDEMULATION)
> KBUILD_ARFLAGS += --target=elf$(BITS)-$(GNUTARGET)
> endif
>
> +cflags-$(CONFIG_STACKPROTE
This functionality was tentatively added in the past
(commit 6533b7c16ee5 ("powerpc: Initial stack protector
(-fstack-protector) support")) but had to be reverted
(commit f2574030b0e3 ("powerpc: Revert the initial stack
protector support") because of GCC implementing it differently
whether it had b
