[needs-restarting] fix -r in nspawn containers

=changelog= msg: [needs-restarting] fix -r in nspawn containers resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1913962 resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1914251
rpm-software-management · Jan 21, 2021 · 15d240e · 15d240e
1 parent b32396e
commit 15d240e
Showing 1 changed file with 1 addition and 5 deletions.
diff --git a/plugins/needs_restarting.py b/plugins/needs_restarting.py
@@ -199,11 +199,7 @@ def __init__(self):
 
     @staticmethod
     def get_boot_time():
-        with open('/proc/stat') as stat_file:
-            for line in stat_file.readlines():
-                if not line.startswith('btime '):
-                    continue
-                return int(line[len('btime '):].strip())
+        return int(os.stat('/proc/1/cmdline').st_mtime)
 
     @staticmethod
     def get_sc_clk_tck():