[PATCH v2 2/3] kernel/uprobes: Ratelimit messages
From: Naveen N. Rao
Date: Wed Sep 13 2017 - 16:28:53 EST
Ratelimit warnings from uprobes so as not to flood the kernel log.
Suggested-by: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
Signed-off-by: Naveen N. Rao <naveen.n.rao@xxxxxxxxxxxxxxxxxx>
---
kernel/events/uprobes.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/kernel/events/uprobes.c b/kernel/events/uprobes.c
index 4af1acff9cc3..e14eb0a6e4f3 100644
--- a/kernel/events/uprobes.c
+++ b/kernel/events/uprobes.c
@@ -114,8 +114,8 @@ struct xol_area {
static void uprobe_warn(struct task_struct *t, const char *msg)
{
- pr_warn("uprobe: %s:%d failed to %s\n",
- current->comm, current->pid, msg);
+ pr_warn_ratelimited("uprobe: %s:%d failed to %s\n",
+ current->comm, current->pid, msg);
}
/*
--
2.14.1