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Diffstat (limited to 'arch/tile/kernel/ftrace.c')
-rw-r--r--arch/tile/kernel/ftrace.c13
1 files changed, 2 insertions, 11 deletions
diff --git a/arch/tile/kernel/ftrace.c b/arch/tile/kernel/ftrace.c
index 0c0996175..4a572088b 100644
--- a/arch/tile/kernel/ftrace.c
+++ b/arch/tile/kernel/ftrace.c
@@ -20,21 +20,12 @@
#include <asm/cacheflush.h>
#include <asm/ftrace.h>
#include <asm/sections.h>
+#include <asm/insn.h>
#include <arch/opcode.h>
#ifdef CONFIG_DYNAMIC_FTRACE
-static inline tilegx_bundle_bits NOP(void)
-{
- return create_UnaryOpcodeExtension_X0(FNOP_UNARY_OPCODE_X0) |
- create_RRROpcodeExtension_X0(UNARY_RRR_0_OPCODE_X0) |
- create_Opcode_X0(RRR_0_OPCODE_X0) |
- create_UnaryOpcodeExtension_X1(NOP_UNARY_OPCODE_X1) |
- create_RRROpcodeExtension_X1(UNARY_RRR_0_OPCODE_X1) |
- create_Opcode_X1(RRR_0_OPCODE_X1);
-}
-
static int machine_stopped __read_mostly;
int ftrace_arch_code_modify_prepare(void)
@@ -117,7 +108,7 @@ static int ftrace_modify_code(unsigned long pc, unsigned long old,
return -EINVAL;
/* Operate on writable kernel text mapping. */
- pc_wr = pc - MEM_SV_START + PAGE_OFFSET;
+ pc_wr = ktext_writable_addr(pc);
if (probe_kernel_write((void *)pc_wr, &new, MCOUNT_INSN_SIZE))
return -EPERM;