From 956097912c40a03bf22603a3be73503fd9ea9e44 Mon Sep 17 00:00:00 2001 From: Borislav Petkov Date: Sun, 2 May 2010 08:03:54 +0200 Subject: ring-buffer: Wrap open-coded WARN_ONCE Wrap open-coded WARN_ONCE functionality into the equivalent macro. Signed-off-by: Borislav Petkov LKML-Reference: <20100502060354.GA5281@liondog.tnic> Signed-off-by: Steven Rostedt --- kernel/trace/ring_buffer.c | 14 +++++--------- 1 file changed, 5 insertions(+), 9 deletions(-) diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c index 2a09044..7f6059c 100644 --- a/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c @@ -2000,17 +2000,13 @@ rb_add_time_stamp(struct ring_buffer_per_cpu *cpu_buffer, u64 *ts, u64 *delta) { struct ring_buffer_event *event; - static int once; int ret; - if (unlikely(*delta > (1ULL << 59) && !once++)) { - printk(KERN_WARNING "Delta way too big! %llu" - " ts=%llu write stamp = %llu\n", - (unsigned long long)*delta, - (unsigned long long)*ts, - (unsigned long long)cpu_buffer->write_stamp); - WARN_ON(1); - } + WARN_ONCE(*delta > (1ULL << 59), + KERN_WARNING "Delta way too big! %llu ts=%llu write stamp = %llu\n", + (unsigned long long)*delta, + (unsigned long long)*ts, + (unsigned long long)cpu_buffer->write_stamp); /* * The delta is too big, we to add a -- cgit v1.1