[tip: core/rcu] doc: Update RCU's requirements page about the PREEMPT_RT wiki

[tip-bot2 for Sebastian Andrzej Siewior]

The following commit has been merged into the core/rcu branch of tip:

Commit-ID:     361c0f3d80dc3b54c20a19e8ffa2ad728fc1d23d
Gitweb:        https://git.kernel.org/tip/361c0f3d80dc3b54c20a19e8ffa2ad728fc1d23d
Author:        Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
AuthorDate:    Tue, 15 Dec 2020 15:16:48 +01:00
Committer:     Paul E. McKenney <paulmck@xxxxxxxxxx>
CommitterDate: Wed, 06 Jan 2021 16:10:41 -08:00

doc: Update RCU's requirements page about the PREEMPT_RT wiki

The PREEMPT_RT wiki moved from kernel.org to the Linux Foundation wiki.
The kernel.org wiki is read only.

This commit therefore updates the URL of the active PREEMPT_RT wiki.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxx>
---
 Documentation/RCU/Design/Requirements/Requirements.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Documentation/RCU/Design/Requirements/Requirements.rst b/Documentation/RCU/Design/Requirements/Requirements.rst
index 65c7839..bac1cdd 100644
--- a/Documentation/RCU/Design/Requirements/Requirements.rst
+++ b/Documentation/RCU/Design/Requirements/Requirements.rst
@@ -2317,7 +2317,7 @@ decides to throw at it.
 
 The Linux kernel is used for real-time workloads, especially in
 conjunction with the `-rt
-patchset <https://rt.wiki.kernel.org/index.php/Main_Page>`__. The
+patchset <https://wiki.linuxfoundation.org/realtime/>`__. The
 real-time-latency response requirements are such that the traditional
 approach of disabling preemption across RCU read-side critical sections
 is inappropriate. Kernels built with ``CONFIG_PREEMPT=y`` therefore use