resources: remove [un]register_exclusive_interest()

1 files changed, 0 insertions, 50 deletions

diff --git a/src/buildstream/_scheduler/resources.py b/src/buildstream/_scheduler/resources.py
index e76158779..a11555c53 100644
--- a/src/buildstream/_scheduler/resources.py
+++ b/src/buildstream/_scheduler/resources.py
@@ -113,53 +113,3 @@ class Resources:
         for resource in resources:
             assert self._used_resources[resource] > 0, "Scheduler resource imbalance"
             self._used_resources[resource] -= 1
-
-    # register_exclusive_interest()
-    #
-    # Inform the resources pool that `source` has an interest in
-    # reserving this resource exclusively.
-    #
-    # The source parameter is used to identify the caller, it
-    # must be ensured to be unique for the time that the
-    # interest is registered.
-    #
-    # This function may be called multiple times, and subsequent
-    # calls will simply have no effect until clear_exclusive_interest()
-    # is used to clear the interest.
-    #
-    # This must be called in advance of reserve()
-    #
-    # Args:
-    #    resources (set): Set of resources to reserve exclusively
-    #    source (any): Source identifier, to be used again when unregistering
-    #                  the interest.
-    #
-    def register_exclusive_interest(self, resources, source):
-
-        # The very first thing we do is to register any exclusive
-        # resources this job may want. Even if the job is not yet
-        # allowed to run (because another job is holding the resource
-        # it wants), we can still set this - it just means that any
-        # job *currently* using these resources has to finish first,
-        # and no new jobs wanting these can be launched (except other
-        # exclusive-access jobs).
-        #
-        for resource in resources:
-            self._exclusive_resources[resource].add(source)
-
-    # unregister_exclusive_interest()
-    #
-    # Clear the exclusive interest in these resources.
-    #
-    # This should be called by the given source which registered
-    # an exclusive interest.
-    #
-    # Args:
-    #    resources (set): Set of resources to reserve exclusively
-    #    source (str): Source identifier, to be used again when unregistering
-    #                  the interest.
-    #
-    def unregister_exclusive_interest(self, resources, source):
-
-        for resource in resources:
-            self._exclusive_resources[resource].discard(source)