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| author | Fatih Akca <fatihakca5@gmail.com> | 2017-02-20 20:50:32 +0300 |
|---|---|---|
| committer | Michael Bestas <mkbestas@lineageos.org> | 2018-06-10 15:00:42 +0300 |
| commit | 9a4a0c793912f079badf51d012c5297cb60733c3 (patch) | |
| tree | a2561f1ac71559f62af036f98032bdbfb70ff8df /net/lapb/lapb_subr.c | |
| parent | 60a78fc469b260996ad2c8bdba57eb0de9b21894 (diff) | |
mm: swap_ratio: Only call trace_printk() in debug
* Use DEBUG preprocessor macro to get rid of the message seen below on dmesg.
**********************************************************
** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE **
** **
** trace_printk() being used. Allocating extra memory. **
** **
** This means that this is a DEBUG kernel and it is **
** unsafe for produciton use. **
** **
** If you see this message and you are not debugging **
** the kernel, report this immediately to your vendor! **
** **
** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE **
**********************************************************
The usage of trace_printk() causes remarkable CPU load and memory waste
on production systems, as described here: https://lkml.org/lkml/2014/5/28/496
Change-Id: Idf89e2a1405edf2efa6526d18892eaa7e9a6221b
Diffstat (limited to 'net/lapb/lapb_subr.c')
0 files changed, 0 insertions, 0 deletions