Dear Hari, I did not found where your patch decreases mnt counter, it seems for me you have lost path_put in perf_fill_ns_link_info().
Thank you, Vasily Averin On 2017-11-06 09:22, Vasily Averin wrote: > Fixes: commit e422267322cd ("perf: Add PERF_RECORD_NAMESPACES to include > namespaces related info") > Signed-off-by: Vasily Averin <v...@virtuozzo.com> > --- > kernel/events/core.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/kernel/events/core.c b/kernel/events/core.c > index 10cdb9c..ab5ac84 100644 > --- a/kernel/events/core.c > +++ b/kernel/events/core.c > @@ -6756,6 +6756,7 @@ static void perf_fill_ns_link_info(struct > perf_ns_link_info *ns_link_info, > ns_inode = ns_path.dentry->d_inode; > ns_link_info->dev = new_encode_dev(ns_inode->i_sb->s_dev); > ns_link_info->ino = ns_inode->i_ino; > + path_put(&ns_path); > } > } > >