Define and use PPC_RAW_BRANCH() macro instead of open coding it. This
macro is used while adding BPF_PROBE_MEM support.
Signed-off-by: Hari Bathini <hbath...@linux.ibm.com>
Reviewed-by: Christophe Leroy <christophe.le...@csgroup.eu>
---
* No changes in v4.
arch/powerpc/include/asm/ppc-opcode.h | 2 ++
arch/powerpc/net/bpf_jit.h | 2 +-
2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/arch/powerpc/include/asm/ppc-opcode.h
b/arch/powerpc/include/asm/ppc-opcode.h
index baea657bc868..f50213e2a3e0 100644
--- a/arch/powerpc/include/asm/ppc-opcode.h
+++ b/arch/powerpc/include/asm/ppc-opcode.h
@@ -566,6 +566,8 @@
#define PPC_RAW_MTSPR(spr, d) (0x7c0003a6 | ___PPC_RS(d) |
__PPC_SPR(spr))
#define PPC_RAW_EIEIO() (0x7c0006ac)
+#define PPC_RAW_BRANCH(addr) (PPC_INST_BRANCH | ((addr) &
0x03fffffc))
+
/* Deal with instructions that older assemblers aren't aware of */
#define PPC_BCCTR_FLUSH stringify_in_c(.long
PPC_INST_BCCTR_FLUSH)
#define PPC_CP_ABORT stringify_in_c(.long PPC_RAW_CP_ABORT)
diff --git a/arch/powerpc/net/bpf_jit.h b/arch/powerpc/net/bpf_jit.h
index 7145b651fc2a..6a945f6211f4 100644
--- a/arch/powerpc/net/bpf_jit.h
+++ b/arch/powerpc/net/bpf_jit.h
@@ -31,7 +31,7 @@
pr_err_ratelimited("Branch offset 0x%lx (@%u) out of
range\n", offset, ctx->idx); \
return -ERANGE; \
} \
- EMIT(PPC_INST_BRANCH | (offset & 0x03fffffc)); \
+ EMIT(PPC_RAW_BRANCH(offset)); \
} while (0)
/* blr; (unconditional 'branch' with link) to absolute address */
--
2.31.1
