# ls -la /usr/src
total 12
drwxr-xr-x  3 root root 4096 Nov 24 20:45 .
drwxr-xr-x 13 root root 4096 Nov 24 20:03 ..
-rw-r--r--  1 root root    0 Nov 27  2019 .keep
lrwxrwxrwx  1 root root   21 Nov 24 20:45 linux -> linux-6.1.119-gentoo/
drwxr-xr-x 27 root root 4096 Nov 24 20:45 linux-6.1.119-gentoo
-rw-r--r--  1 root root    0 Jan  6  2024 tmp