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SubjectRe: sched: serial port lockdep warning when offlining CPUs
On (09/28/17 19:30), Sergey Senozhatsky wrote:
> lib/ratelimit.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/lib/ratelimit.c b/lib/ratelimit.c
> index 08f8043cac61..bddc55834c2e 100644
> --- a/lib/ratelimit.c
> +++ b/lib/ratelimit.c
> @@ -48,7 +48,8 @@ int ___ratelimit(struct ratelimit_state *rs, const char *func)
> if (time_is_before_jiffies(rs->begin + rs->interval)) {
> if (rs->missed) {
> if (!(rs->flags & RATELIMIT_MSG_ON_RELEASE)) {
> - pr_warn("%s: %d callbacks suppressed\n", func, rs->missed);
> + printk_deferred(KERN_WARN "%s: %d callbacks suppressed\n",

oops... s/KERN_WARN/KERN_WARNING/

sorry about that.

> + func, rs->missed);
> rs->missed = 0;
> }
> }


---
lib/ratelimit.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/ratelimit.c b/lib/ratelimit.c
index 08f8043cac61..d01f47135239 100644
--- a/lib/ratelimit.c
+++ b/lib/ratelimit.c
@@ -48,7 +48,9 @@ int ___ratelimit(struct ratelimit_state *rs, const char *func)
if (time_is_before_jiffies(rs->begin + rs->interval)) {
if (rs->missed) {
if (!(rs->flags & RATELIMIT_MSG_ON_RELEASE)) {
- pr_warn("%s: %d callbacks suppressed\n", func, rs->missed);
+ printk_deferred(KERN_WARNING
+ "%s: %d callbacks suppressed\n",
+ func, rs->missed);
rs->missed = 0;
}
}
--
2.14.2
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