diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/trace/blktrace.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c index 6ad3807a5b73..776ae4190f36 100644 --- a/kernel/trace/blktrace.c +++ b/kernel/trace/blktrace.c @@ -364,9 +364,12 @@ static void __blk_add_trace(struct blk_trace *bt, sector_t sector, int bytes, break; } - if (WARN_ON_ONCE(bt->version == 1 && - (what >> BLK_TC_SHIFT) > BLK_TC_END_V1)) + /* Drop trace events for zone operations with blktrace v1 */ + if (bt->version == 1 && (what >> BLK_TC_SHIFT) > BLK_TC_END_V1) { + pr_debug_ratelimited("blktrace v1 cannot trace zone operation 0x%llx\n", + (unsigned long long)what); return; + } if (cgid) what |= __BLK_TA_CGROUP; |