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kprobes: Use IS_ENABLED() instead of kprobes_built_in()

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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.

Link: https://lkml.kernel.org/r/163163038581.489837.2805250706507372658.stgit@devnote2

Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
This commit is contained in:
Masami Hiramatsu 2021-09-14 23:39:46 +09:00 committed by Steven Rostedt (VMware)
parent 223a76b268
commit dfc05b55c3
1 changed files with 1 additions and 13 deletions

14
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);
@ -417,10 +409,6 @@ 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;
@ -514,7 +502,7 @@ 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;