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Subject[PATCH -tip 3/6] kprobes: Use IS_ENABLED() instead of kprobes_built_in()
Date
Use IS_ENABLED(CONFIG_KPROBES) instead of kprobes_built_in().
This inline function is introduced only for avoiding #ifdef.
But since now we have IS_ENABLED(), it is no longer needed.

Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
---
include/linux/kprobes.h | 14 +-------------
1 file changed, 1 insertion(+), 13 deletions(-)

diff --git a/include/linux/kprobes.h b/include/linux/kprobes.h
index 28c04f1f2b73..3d02917c837b 100644
--- a/include/linux/kprobes.h
+++ b/include/linux/kprobes.h
@@ -180,14 +180,6 @@ struct kprobe_blacklist_entry {
DECLARE_PER_CPU(struct kprobe *, current_kprobe);
DECLARE_PER_CPU(struct kprobe_ctlblk, kprobe_ctlblk);

-/*
- * For #ifdef avoidance:
- */
-static inline int kprobes_built_in(void)
-{
- return 1;
-}
-
extern void kprobe_busy_begin(void);
extern void kprobe_busy_end(void);

@@ -414,10 +406,6 @@ int arch_kprobe_get_kallsym(unsigned int *symnum, unsigned long *value,
char *type, char *sym);
#else /* !CONFIG_KPROBES: */

-static inline int kprobes_built_in(void)
-{
- return 0;
-}
static inline int kprobe_fault_handler(struct pt_regs *regs, int trapnr)
{
return 0;
@@ -511,7 +499,7 @@ static inline bool is_kprobe_optinsn_slot(unsigned long addr)
static nokprobe_inline bool kprobe_page_fault(struct pt_regs *regs,
unsigned int trap)
{
- if (!kprobes_built_in())
+ if (!IS_ENABLED(CONFIG_KPROBES))
return false;
if (user_mode(regs))
return false;
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