mm/page_owner: add missing newline to count_threshold format string

The DEFINE_SIMPLE_ATTRIBUTE format string for page_owner_threshold_fops is
missing a trailing \n.  simple_attr_read() uses scnprintf() with the
format string, which does not append a newline, so reading
/sys/kernel/debug/page_owner_stacks/count_threshold produces output
without a terminating newline.  Add the missing \n to match the standard
debugfs attribute convention.

Link: https://lore.kernel.org/20260714015117.78351-6-ye.liu@linux.dev
Signed-off-by: Ye Liu <ye.liu@linux.dev>
Reviewed-by: Zi Yan <ziy@nvidia.com>
Reviewed-by: Vlastimil Babka (SUSE) <vbabka@kernel.org>
Cc: Brendan Jackman <jackmanb@google.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Lorenzo Stoakes <ljs@kernel.org>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: David Hildenbrand (Arm) <david@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

0 files changed, 0 insertions, 0 deletions