Bump go.etcd.io/bbolt from 1.3.5 to 1.3.6

Bumps [go.etcd.io/bbolt](https://github.com/etcd-io/bbolt) from 1.3.5 to 1.3.6.
- [Release notes](https://github.com/etcd-io/bbolt/releases)
- [Commits](https://github.com/etcd-io/bbolt/compare/v1.3.5...v1.3.6)

---
updated-dependencies:
- dependency-name: go.etcd.io/bbolt
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

1 files changed, 36 insertions, 0 deletions

diff --git a/vendor/go.etcd.io/bbolt/mlock_unix.go b/vendor/go.etcd.io/bbolt/mlock_unix.go
new file mode 100644
index 000000000..6a6c7b353
--- /dev/null
+++ b/vendor/go.etcd.io/bbolt/mlock_unix.go
@@ -0,0 +1,36 @@
+// +build !windows
+
+package bbolt
+
+import "golang.org/x/sys/unix"
+
+// mlock locks memory of db file
+func mlock(db *DB, fileSize int) error {
+	sizeToLock := fileSize
+	if sizeToLock > db.datasz {
+		// Can't lock more than mmaped slice
+		sizeToLock = db.datasz
+	}
+	if err := unix.Mlock(db.dataref[:sizeToLock]); err != nil {
+		return err
+	}
+	return nil
+}
+
+//munlock unlocks memory of db file
+func munlock(db *DB, fileSize int) error {
+	if db.dataref == nil {
+		return nil
+	}
+
+	sizeToUnlock := fileSize
+	if sizeToUnlock > db.datasz {
+		// Can't unlock more than mmaped slice
+		sizeToUnlock = db.datasz
+	}
+
+	if err := unix.Munlock(db.dataref[:sizeToUnlock]); err != nil {
+		return err
+	}
+	return nil
+}