Add range feature for cpu exclusion

- It is now possible to exclude cpu range by !1-3
- Also edited test for cpulist_unpack method to test this new
feature
- Resolves rhbz#1533908

tests/utils/test_commands.py

@@ -190,8 +190,12 @@ class CommandsTestCase(unittest2.TestCase):
 		self.assertEqual(self._commands.hex2cpulist('0x1,0000,0001'),[0,32])
 
 	def test_cpulist_unpack(self):
-		cpus = '4-8,^6,0xf00,,'
-		self.assertEqual(self._commands.cpulist_unpack(cpus),[4,5,7,8,9,10,11])
+		cpus = '4-8,^6,0xf00,,!10-11'
+		self.assertEqual(self._commands.cpulist_unpack(cpus),[4,5,7,8,9])
+		cpus = '1,2,3-x'
+		self.assertEqual(self._commands.cpulist_unpack(cpus),[])
+		cpus = '1,2,!3-x'
+		self.assertEqual(self._commands.cpulist_unpack(cpus),[])
 
 	def test_cpulist_pack(self):
 		self.assertEqual(self._commands.cpulist_pack([0,1,3,4,5,6,8,9,32]),\

tuned/utils/commands.py

@@ -320,7 +320,18 @@ class commands:
 					hexmask = True
 					hv = sv
 				elif sv and (sv[0] == "^" or sv[0] == "!"):
-					negation_list.append(int(sv[1:]))
+					nl = sv[1:].split("-")
+					try:
+						if (len(nl) > 1):
+							negation_list += list(range(
+								int(nl[0]),
+								int(nl[1]) + 1
+								)
+							)
+						else:
+							negation_list.append(int(sv[1:]))
+					except ValueError:
+						return []
 				else:
 					if len(sv) > 0:
 						ll2.append(sv)