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| author | Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com> | 2017-09-22 12:10:43 +0300 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2017-10-04 15:42:12 +0300 |
| commit | 22085337f5b9d7a7adf5c6cc4e007c28e5216a7f (patch) | |
| tree | 040ed8b5d0e5620b6ebbdb119e678e6544ea779d /arch/powerpc/kernel/kprobes.c | |
| parent | c3dda4b0db9cf5044010e4de88e5e5b94edf916c (diff) | |
| download | linux-22085337f5b9d7a7adf5c6cc4e007c28e5216a7f.tar.xz | |
powerpc/kprobes: Some cosmetic updates to try_to_emulate()
1. This is only used in kprobes.c, so make it static.
2. Remove the un-necessary (ret == 0) comparison in the else clause.
Reviewed-by: Masami Hiramatsu <mhiramat@kernel.org>
Reviewed-by: Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>
Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/kernel/kprobes.c')
| -rw-r--r-- | arch/powerpc/kernel/kprobes.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/kprobes.c b/arch/powerpc/kernel/kprobes.c index 367494dc67d9..c2a6ab38a67f 100644 --- a/arch/powerpc/kernel/kprobes.c +++ b/arch/powerpc/kernel/kprobes.c @@ -239,7 +239,7 @@ void arch_prepare_kretprobe(struct kretprobe_instance *ri, struct pt_regs *regs) } NOKPROBE_SYMBOL(arch_prepare_kretprobe); -int try_to_emulate(struct kprobe *p, struct pt_regs *regs) +static int try_to_emulate(struct kprobe *p, struct pt_regs *regs) { int ret; unsigned int insn = *p->ainsn.insn; @@ -261,7 +261,7 @@ int try_to_emulate(struct kprobe *p, struct pt_regs *regs) */ printk("Can't step on instruction %x\n", insn); BUG(); - } else if (ret == 0) + } else /* This instruction can't be boosted */ p->ainsn.boostable = -1; |