lkml.org 
[lkml]   [2017]   [Sep]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v2 2/3] kernel/uprobes: Ratelimit messages
Date
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
\
 
 \ /
  Last update: 2017-09-13 22:28    [W:0.075 / U:0.624 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site