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-rw-r--r--kernel/trace/blktrace.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c
index 4b3a42fc3b24..ec874ea04092 100644
--- a/kernel/trace/blktrace.c
+++ b/kernel/trace/blktrace.c
@@ -527,7 +527,7 @@ static int do_blk_trace_setup(struct request_queue *q, char *name, dev_t dev,
* and scsi-generic block devices we create a temporary new debugfs
* directory that will be removed once the trace ends.
*/
- if (bdev && bdev == bdev->bd_contains)
+ if (bdev && !bdev_is_partition(bdev))
dir = q->debugfs_dir;
else
bt->dir = dir = debugfs_create_dir(buts->name, blk_debugfs_root);
@@ -793,7 +793,7 @@ static u64 blk_trace_bio_get_cgid(struct request_queue *q, struct bio *bio)
return cgroup_id(bio_blkcg(bio)->css.cgroup);
}
#else
-u64 blk_trace_bio_get_cgid(struct request_queue *q, struct bio *bio)
+static u64 blk_trace_bio_get_cgid(struct request_queue *q, struct bio *bio)
{
return 0;
}