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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2014-05-05 20:33:10 +1000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2014-05-05 20:57:12 +1000
commitf6869e7fe657bd977e72954cd78c5871a6a4f71d (patch)
tree1e34a4bb36cde4b541d7344599e65b541bb4bee7 /arch/powerpc/platforms/pseries
parent5a4e58bc693f04aa650219784e5e339e0db6b902 (diff)
parentcec4b7eaf09d330e94e8e94133d360e6f1855974 (diff)
downloadtalos-op-linux-f6869e7fe657bd977e72954cd78c5871a6a4f71d.tar.gz
talos-op-linux-f6869e7fe657bd977e72954cd78c5871a6a4f71d.zip
Merge remote-tracking branch 'anton/abiv2' into next
This series adds support for building the powerpc 64-bit LE kernel using the new ABI v2. We already supported running ABI v2 userspace programs but this adds support for building the kernel itself using the new ABI.
Diffstat (limited to 'arch/powerpc/platforms/pseries')
-rw-r--r--arch/powerpc/platforms/pseries/hvCall.S4
-rw-r--r--arch/powerpc/platforms/pseries/smp.c5
2 files changed, 5 insertions, 4 deletions
diff --git a/arch/powerpc/platforms/pseries/hvCall.S b/arch/powerpc/platforms/pseries/hvCall.S
index 444fe7759e55..7891a86066e8 100644
--- a/arch/powerpc/platforms/pseries/hvCall.S
+++ b/arch/powerpc/platforms/pseries/hvCall.S
@@ -49,7 +49,7 @@ END_FTR_SECTION(0, 1); \
std r0,16(r1); \
addi r4,r1,STK_PARAM(FIRST_REG); \
stdu r1,-STACK_FRAME_OVERHEAD(r1); \
- bl .__trace_hcall_entry; \
+ bl __trace_hcall_entry; \
addi r1,r1,STACK_FRAME_OVERHEAD; \
ld r0,16(r1); \
ld r3,STK_PARAM(R3)(r1); \
@@ -83,7 +83,7 @@ END_FTR_SECTION(0, 1); \
mr r3,r6; \
std r0,16(r1); \
stdu r1,-STACK_FRAME_OVERHEAD(r1); \
- bl .__trace_hcall_exit; \
+ bl __trace_hcall_exit; \
addi r1,r1,STACK_FRAME_OVERHEAD; \
ld r0,16(r1); \
ld r3,STK_PARAM(R3)(r1); \
diff --git a/arch/powerpc/platforms/pseries/smp.c b/arch/powerpc/platforms/pseries/smp.c
index 24f58cb0a543..a3555b10c1a5 100644
--- a/arch/powerpc/platforms/pseries/smp.c
+++ b/arch/powerpc/platforms/pseries/smp.c
@@ -44,6 +44,7 @@
#include <asm/xics.h>
#include <asm/dbell.h>
#include <asm/plpar_wrappers.h>
+#include <asm/code-patching.h>
#include "pseries.h"
#include "offline_states.h"
@@ -96,8 +97,8 @@ int smp_query_cpu_stopped(unsigned int pcpu)
static inline int smp_startup_cpu(unsigned int lcpu)
{
int status;
- unsigned long start_here = __pa((u32)*((unsigned long *)
- generic_secondary_smp_init));
+ unsigned long start_here =
+ __pa(ppc_function_entry(generic_secondary_smp_init));
unsigned int pcpu;
int start_cpu;
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