[PATCH v2 2/3] kernel/uprobes: Ratelimit messages

From	"Naveen N. Rao" <naveen.n.rao@linux.vnet.ibm.com>
Newsgroups	linux.kernel
Subject	[PATCH v2 2/3] kernel/uprobes: Ratelimit messages
Date	2017-09-13 22:30 +0200
Message-ID	<upmsh-3DB-5@gated-at.bofh.it> (permalink)
References	<upmsh-3DB-7@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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Ratelimit warnings from uprobes so as not to flood the kernel log.

Suggested-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
---
 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

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[PATCH v2 2/3] kernel/uprobes: Ratelimit messages "Naveen N. Rao" <naveen.n.rao@linux.vnet.ibm.com> - 2017-09-13 22:30 +0200

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