path: root/kernel/Kconfig.locks (plain)
blob: ebdb0043203adb339e7b917dd3bb28b47d2ee480

1	#
2	# The ARCH_INLINE foo is necessary because select ignores "depends on"
3	#
4	config ARCH_INLINE_SPIN_TRYLOCK
5	bool
6
7	config ARCH_INLINE_SPIN_TRYLOCK_BH
8	bool
9
10	config ARCH_INLINE_SPIN_LOCK
11	bool
12
13	config ARCH_INLINE_SPIN_LOCK_BH
14	bool
15
16	config ARCH_INLINE_SPIN_LOCK_IRQ
17	bool
18
19	config ARCH_INLINE_SPIN_LOCK_IRQSAVE
20	bool
21
22	config ARCH_INLINE_SPIN_UNLOCK
23	bool
24
25	config ARCH_INLINE_SPIN_UNLOCK_BH
26	bool
27
28	config ARCH_INLINE_SPIN_UNLOCK_IRQ
29	bool
30
31	config ARCH_INLINE_SPIN_UNLOCK_IRQRESTORE
32	bool
33
34
35	config ARCH_INLINE_READ_TRYLOCK
36	bool
37
38	config ARCH_INLINE_READ_LOCK
39	bool
40
41	config ARCH_INLINE_READ_LOCK_BH
42	bool
43
44	config ARCH_INLINE_READ_LOCK_IRQ
45	bool
46
47	config ARCH_INLINE_READ_LOCK_IRQSAVE
48	bool
49
50	config ARCH_INLINE_READ_UNLOCK
51	bool
52
53	config ARCH_INLINE_READ_UNLOCK_BH
54	bool
55
56	config ARCH_INLINE_READ_UNLOCK_IRQ
57	bool
58
59	config ARCH_INLINE_READ_UNLOCK_IRQRESTORE
60	bool
61
62
63	config ARCH_INLINE_WRITE_TRYLOCK
64	bool
65
66	config ARCH_INLINE_WRITE_LOCK
67	bool
68
69	config ARCH_INLINE_WRITE_LOCK_BH
70	bool
71
72	config ARCH_INLINE_WRITE_LOCK_IRQ
73	bool
74
75	config ARCH_INLINE_WRITE_LOCK_IRQSAVE
76	bool
77
78	config ARCH_INLINE_WRITE_UNLOCK
79	bool
80
81	config ARCH_INLINE_WRITE_UNLOCK_BH
82	bool
83
84	config ARCH_INLINE_WRITE_UNLOCK_IRQ
85	bool
86
87	config ARCH_INLINE_WRITE_UNLOCK_IRQRESTORE
88	bool
89
90	config UNINLINE_SPIN_UNLOCK
91	bool
92
93	#
94	# lock_* functions are inlined when:
95	# - DEBUG_SPINLOCK=n and GENERIC_LOCKBREAK=n and ARCH_INLINE_*LOCK=y
96	#
97	# trylock_* functions are inlined when:
98	# - DEBUG_SPINLOCK=n and ARCH_INLINE_*LOCK=y
99	#
100	# unlock and unlock_irq functions are inlined when:
101	# - DEBUG_SPINLOCK=n and ARCH_INLINE_*LOCK=y
102	# or
103	# - DEBUG_SPINLOCK=n and PREEMPT=n
104	#
105	# unlock_bh and unlock_irqrestore functions are inlined when:
106	# - DEBUG_SPINLOCK=n and ARCH_INLINE_*LOCK=y
107	#
108
109	if !DEBUG_SPINLOCK
110
111	config INLINE_SPIN_TRYLOCK
112	def_bool y
113	depends on ARCH_INLINE_SPIN_TRYLOCK
114
115	config INLINE_SPIN_TRYLOCK_BH
116	def_bool y
117	depends on ARCH_INLINE_SPIN_TRYLOCK_BH
118
119	config INLINE_SPIN_LOCK
120	def_bool y
121	depends on !GENERIC_LOCKBREAK && ARCH_INLINE_SPIN_LOCK
122
123	config INLINE_SPIN_LOCK_BH
124	def_bool y
125	depends on !GENERIC_LOCKBREAK && ARCH_INLINE_SPIN_LOCK_BH
126
127	config INLINE_SPIN_LOCK_IRQ
128	def_bool y
129	depends on !GENERIC_LOCKBREAK && ARCH_INLINE_SPIN_LOCK_IRQ
130
131	config INLINE_SPIN_LOCK_IRQSAVE
132	def_bool y
133	depends on !GENERIC_LOCKBREAK && ARCH_INLINE_SPIN_LOCK_IRQSAVE
134
135	config INLINE_SPIN_UNLOCK_BH
136	def_bool y
137	depends on ARCH_INLINE_SPIN_UNLOCK_BH
138
139	config INLINE_SPIN_UNLOCK_IRQ
140	def_bool y
141	depends on !PREEMPT || ARCH_INLINE_SPIN_UNLOCK_IRQ
142
143	config INLINE_SPIN_UNLOCK_IRQRESTORE
144	def_bool y
145	depends on ARCH_INLINE_SPIN_UNLOCK_IRQRESTORE
146
147
148	config INLINE_READ_TRYLOCK
149	def_bool y
150	depends on ARCH_INLINE_READ_TRYLOCK
151
152	config INLINE_READ_LOCK
153	def_bool y
154	depends on !GENERIC_LOCKBREAK && ARCH_INLINE_READ_LOCK
155
156	config INLINE_READ_LOCK_BH
157	def_bool y
158	depends on !GENERIC_LOCKBREAK && ARCH_INLINE_READ_LOCK_BH
159
160	config INLINE_READ_LOCK_IRQ
161	def_bool y
162	depends on !GENERIC_LOCKBREAK && ARCH_INLINE_READ_LOCK_IRQ
163
164	config INLINE_READ_LOCK_IRQSAVE
165	def_bool y
166	depends on !GENERIC_LOCKBREAK && ARCH_INLINE_READ_LOCK_IRQSAVE
167
168	config INLINE_READ_UNLOCK
169	def_bool y
170	depends on !PREEMPT || ARCH_INLINE_READ_UNLOCK
171
172	config INLINE_READ_UNLOCK_BH
173	def_bool y
174	depends on ARCH_INLINE_READ_UNLOCK_BH
175
176	config INLINE_READ_UNLOCK_IRQ
177	def_bool y
178	depends on !PREEMPT || ARCH_INLINE_READ_UNLOCK_IRQ
179
180	config INLINE_READ_UNLOCK_IRQRESTORE
181	def_bool y
182	depends on ARCH_INLINE_READ_UNLOCK_IRQRESTORE
183
184
185	config INLINE_WRITE_TRYLOCK
186	def_bool y
187	depends on ARCH_INLINE_WRITE_TRYLOCK
188
189	config INLINE_WRITE_LOCK
190	def_bool y
191	depends on !GENERIC_LOCKBREAK && ARCH_INLINE_WRITE_LOCK
192
193	config INLINE_WRITE_LOCK_BH
194	def_bool y
195	depends on !GENERIC_LOCKBREAK && ARCH_INLINE_WRITE_LOCK_BH
196
197	config INLINE_WRITE_LOCK_IRQ
198	def_bool y
199	depends on !GENERIC_LOCKBREAK && ARCH_INLINE_WRITE_LOCK_IRQ
200
201	config INLINE_WRITE_LOCK_IRQSAVE
202	def_bool y
203	depends on !GENERIC_LOCKBREAK && ARCH_INLINE_WRITE_LOCK_IRQSAVE
204
205	config INLINE_WRITE_UNLOCK
206	def_bool y
207	depends on !PREEMPT || ARCH_INLINE_WRITE_UNLOCK
208
209	config INLINE_WRITE_UNLOCK_BH
210	def_bool y
211	depends on ARCH_INLINE_WRITE_UNLOCK_BH
212
213	config INLINE_WRITE_UNLOCK_IRQ
214	def_bool y
215	depends on !PREEMPT || ARCH_INLINE_WRITE_UNLOCK_IRQ
216
217	config INLINE_WRITE_UNLOCK_IRQRESTORE
218	def_bool y
219	depends on ARCH_INLINE_WRITE_UNLOCK_IRQRESTORE
220
221	endif
222
223	config ARCH_SUPPORTS_ATOMIC_RMW
224	bool
225
226	config MUTEX_SPIN_ON_OWNER
227	def_bool y
228	depends on SMP && !DEBUG_MUTEXES && ARCH_SUPPORTS_ATOMIC_RMW
229
230	config RWSEM_SPIN_ON_OWNER
231	def_bool y
232	depends on SMP && RWSEM_XCHGADD_ALGORITHM && ARCH_SUPPORTS_ATOMIC_RMW
233
234	config LOCK_SPIN_ON_OWNER
235	def_bool y
236	depends on MUTEX_SPIN_ON_OWNER || RWSEM_SPIN_ON_OWNER
237
238	config ARCH_USE_QUEUED_SPINLOCKS
239	bool
240
241	config QUEUED_SPINLOCKS
242	def_bool y if ARCH_USE_QUEUED_SPINLOCKS
243	depends on SMP
244
245	config ARCH_USE_QUEUED_RWLOCKS
246	bool
247
248	config QUEUED_RWLOCKS
249	def_bool y if ARCH_USE_QUEUED_RWLOCKS
250	depends on SMP
251