Convert external links to kernel docs to use internal cross-references.

Signed-off-by: Bagas Sanjaya <bagasdotme@gmail.com>
---
 Documentation/admin-guide/hw-vuln/l1tf.rst | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/Documentation/admin-guide/hw-vuln/l1tf.rst b/Documentation/admin-guide/hw-vuln/l1tf.rst
index 3eeeb488d95527..60bfabbf0b6e2d 100644
--- a/Documentation/admin-guide/hw-vuln/l1tf.rst
+++ b/Documentation/admin-guide/hw-vuln/l1tf.rst
@@ -239,9 +239,8 @@ Guest mitigation mechanisms
    scenarios.
 
    For further information about confining guests to a single or to a group
-   of cores consult the cpusets documentation:
-
-   https://www.kernel.org/doc/Documentation/admin-guide/cgroup-v1/cpusets.rst
+   of cores consult the :doc:`cgroup cpusets documentation
+   <../cgroup-v1/cpusets>`.
 
 .. _interrupt_isolation:
 
@@ -266,9 +265,7 @@ Guest mitigation mechanisms
 
    Interrupt affinity can be controlled by the administrator via the
    /proc/irq/$NR/smp_affinity[_list] files. Limited documentation is
-   available at:
-
-   https://www.kernel.org/doc/Documentation/core-api/irq/irq-affinity.rst
+   available at Documentation/core-api/irq/irq-affinity.rst.
 
 .. _smt_control:
 
-- 
An old man doll... just what I always wanted! - Clara