From b903eae7e5c0db350c9d0cb079db40a2b83d808e Mon Sep 17 00:00:00 2001
From: Rodrigo Arias Mallo <rodrigo.arias@bsc.es>
Date: Fri, 5 Jul 2024 16:23:09 +0200
Subject: [PATCH] Disable ftrace for now as it hangs the boot

---
 lagarto-ox.nix | 28 +++++++++++++++-------------
 1 file changed, 15 insertions(+), 13 deletions(-)

diff --git a/lagarto-ox.nix b/lagarto-ox.nix
index f8f8a65..0aeb392 100644
--- a/lagarto-ox.nix
+++ b/lagarto-ox.nix
@@ -93,19 +93,21 @@
       ''
         echo 0 > /proc/sys/vm/compaction_proactiveness
       ''
-      +
-      # Exclude the second pid, which is the kthread that will dump the trace to
-      # the console, otherwise we live lock the kernel. Then enable the
-      # sched_switch events.
-      ''
-        echo "Mount debugfs"
-        mkdir -p /sys/kernel/debug/
-        mount -t debugfs none /sys/kernel/debug/
-        echo "Exclude pid 2 from sched"
-        echo '(prev_pid != 2 && next_pid != 2)' > /sys/kernel/debug/tracing/events/sched/filter
-        echo "Enable sched_switch events"
-        echo 1 > /sys/kernel/debug/tracing/events/sched/sched_switch/enable
-      '';
+#      FIXME: Disable sched_switch for now, as it still hangs the boot...
+#      +
+#      # Exclude the second pid, which is the kthread that will dump the trace to
+#      # the console, otherwise we live lock the kernel. Then enable the
+#      # sched_switch events.
+#      ''
+#        echo "Mount debugfs"
+#        mkdir -p /sys/kernel/debug/
+#        mount -t debugfs none /sys/kernel/debug/
+#        echo "Exclude pid 2 from sched"
+#        echo '(prev_pid != 2 && next_pid != 2)' > /sys/kernel/debug/tracing/events/sched/filter
+#        echo "Enable sched_switch events"
+#        echo 1 > /sys/kernel/debug/tracing/events/sched/sched_switch/enable
+#      ''
+      ;
     };
 
     loader = {