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authorMasami Hiramatsu <mhiramat@kernel.org>2020-08-29 22:03:02 +0900
committerIngo Molnar <mingo@kernel.org>2020-09-08 11:52:42 +0200
commit319f0ce284fff8e4f95167cb144acc905d0584c7 (patch)
tree2510b02d3866305bafc80aac8347c49c27c18fde /kernel/kprobes.c
parentb338817807538c893540e393856b79cbbdf777ea (diff)
downloadlinux-319f0ce284fff8e4f95167cb144acc905d0584c7.tar.bz2
kprobes: Make local functions static
Since we unified the kretprobe trampoline handler from arch/* code, some functions and objects do not need to be exported anymore. Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org> Signed-off-by: Ingo Molnar <mingo@kernel.org> Link: https://lore.kernel.org/r/159870618256.1229682.8692046612635810882.stgit@devnote2
Diffstat (limited to 'kernel/kprobes.c')
-rw-r--r--kernel/kprobes.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index 0676868f1ac2..732a70163584 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -1239,7 +1239,7 @@ static void recycle_rp_inst(struct kretprobe_instance *ri)
}
NOKPROBE_SYMBOL(recycle_rp_inst);
-void kretprobe_hash_lock(struct task_struct *tsk,
+static void kretprobe_hash_lock(struct task_struct *tsk,
struct hlist_head **head, unsigned long *flags)
__acquires(hlist_lock)
{
@@ -1261,7 +1261,7 @@ __acquires(hlist_lock)
}
NOKPROBE_SYMBOL(kretprobe_table_lock);
-void kretprobe_hash_unlock(struct task_struct *tsk,
+static void kretprobe_hash_unlock(struct task_struct *tsk,
unsigned long *flags)
__releases(hlist_lock)
{
@@ -1282,7 +1282,7 @@ __releases(hlist_lock)
}
NOKPROBE_SYMBOL(kretprobe_table_unlock);
-struct kprobe kprobe_busy = {
+static struct kprobe kprobe_busy = {
.addr = (void *) get_kprobe,
};
@@ -1983,8 +1983,7 @@ unsigned long __kretprobe_trampoline_handler(struct pt_regs *regs,
break;
}
- kretprobe_assert(ri, (unsigned long)correct_ret_addr,
- (unsigned long)trampoline_address);
+ BUG_ON(!correct_ret_addr || (correct_ret_addr == trampoline_address));
last = ri;
hlist_for_each_entry_safe(ri, tmp, head, hlist) {