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1da177e4 LT |
1 | #ifndef _ASM_GENERIC_PERCPU_H_ |
2 | #define _ASM_GENERIC_PERCPU_H_ | |
5028eaa9 | 3 | |
1da177e4 | 4 | #include <linux/compiler.h> |
ae1ee11b | 5 | #include <linux/threads.h> |
5028eaa9 | 6 | #include <linux/percpu-defs.h> |
acdac872 | 7 | |
1da177e4 LT |
8 | #ifdef CONFIG_SMP |
9 | ||
acdac872 | 10 | /* |
11 | * per_cpu_offset() is the offset that has to be added to a | |
12 | * percpu variable to get to the instance for a certain processor. | |
13 | * | |
14 | * Most arches use the __per_cpu_offset array for those offsets but | |
15 | * some arches have their own ways of determining the offset (x86_64, s390). | |
16 | */ | |
17 | #ifndef __per_cpu_offset | |
1da177e4 LT |
18 | extern unsigned long __per_cpu_offset[NR_CPUS]; |
19 | ||
a875a69f | 20 | #define per_cpu_offset(x) (__per_cpu_offset[x]) |
acdac872 | 21 | #endif |
22 | ||
23 | /* | |
24 | * Determine the offset for the currently active processor. | |
25 | * An arch may define __my_cpu_offset to provide a more effective | |
26 | * means of obtaining the offset to the per cpu variables of the | |
27 | * current processor. | |
28 | */ | |
29 | #ifndef __my_cpu_offset | |
30 | #define __my_cpu_offset per_cpu_offset(raw_smp_processor_id()) | |
1e835278 HD |
31 | #endif |
32 | #ifdef CONFIG_DEBUG_PREEMPT | |
acdac872 | 33 | #define my_cpu_offset per_cpu_offset(smp_processor_id()) |
34 | #else | |
35 | #define my_cpu_offset __my_cpu_offset | |
36 | #endif | |
37 | ||
bbc344e1 TH |
38 | /* |
39 | * Arch may define arch_raw_cpu_ptr() to provide more efficient address | |
40 | * translations for raw_cpu_ptr(). | |
41 | */ | |
42 | #ifndef arch_raw_cpu_ptr | |
43 | #define arch_raw_cpu_ptr(ptr) SHIFT_PERCPU_PTR(ptr, __my_cpu_offset) | |
db7829c6 | 44 | #endif |
bbc344e1 | 45 | |
dd5af90a | 46 | #ifdef CONFIG_HAVE_SETUP_PER_CPU_AREA |
acdac872 | 47 | extern void setup_per_cpu_areas(void); |
48 | #endif | |
1da177e4 | 49 | |
1da177e4 LT |
50 | #endif /* SMP */ |
51 | ||
9b8de747 DH |
52 | #ifndef PER_CPU_BASE_SECTION |
53 | #ifdef CONFIG_SMP | |
3d9a854c | 54 | #define PER_CPU_BASE_SECTION ".data..percpu" |
9b8de747 DH |
55 | #else |
56 | #define PER_CPU_BASE_SECTION ".data" | |
57 | #endif | |
58 | #endif | |
59 | ||
acdac872 | 60 | #ifndef PER_CPU_ATTRIBUTES |
61 | #define PER_CPU_ATTRIBUTES | |
62 | #endif | |
63 | ||
b01e8dc3 TH |
64 | #ifndef PER_CPU_DEF_ATTRIBUTES |
65 | #define PER_CPU_DEF_ATTRIBUTES | |
66 | #endif | |
67 | ||
1b5ca121 NP |
68 | #define raw_cpu_generic_read(pcp) \ |
69 | ({ \ | |
70 | *raw_cpu_ptr(&(pcp)); \ | |
71 | }) | |
72 | ||
9c28278a TH |
73 | #define raw_cpu_generic_to_op(pcp, val, op) \ |
74 | do { \ | |
75 | *raw_cpu_ptr(&(pcp)) op val; \ | |
76 | } while (0) | |
77 | ||
78 | #define raw_cpu_generic_add_return(pcp, val) \ | |
79 | ({ \ | |
1b5ca121 NP |
80 | typeof(&(pcp)) __p = raw_cpu_ptr(&(pcp)); \ |
81 | \ | |
82 | *__p += val; \ | |
83 | *__p; \ | |
9c28278a TH |
84 | }) |
85 | ||
86 | #define raw_cpu_generic_xchg(pcp, nval) \ | |
eba11788 | 87 | ({ \ |
1b5ca121 | 88 | typeof(&(pcp)) __p = raw_cpu_ptr(&(pcp)); \ |
eba11788 | 89 | typeof(pcp) __ret; \ |
1b5ca121 NP |
90 | __ret = *__p; \ |
91 | *__p = nval; \ | |
eba11788 | 92 | __ret; \ |
9c28278a TH |
93 | }) |
94 | ||
95 | #define raw_cpu_generic_cmpxchg(pcp, oval, nval) \ | |
96 | ({ \ | |
1b5ca121 | 97 | typeof(&(pcp)) __p = raw_cpu_ptr(&(pcp)); \ |
eba11788 | 98 | typeof(pcp) __ret; \ |
1b5ca121 | 99 | __ret = *__p; \ |
eba11788 | 100 | if (__ret == (oval)) \ |
1b5ca121 | 101 | *__p = nval; \ |
eba11788 | 102 | __ret; \ |
9c28278a TH |
103 | }) |
104 | ||
eba11788 | 105 | #define raw_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) \ |
9c28278a | 106 | ({ \ |
1b5ca121 NP |
107 | typeof(&(pcp1)) __p1 = raw_cpu_ptr(&(pcp1)); \ |
108 | typeof(&(pcp2)) __p2 = raw_cpu_ptr(&(pcp2)); \ | |
9c28278a | 109 | int __ret = 0; \ |
1b5ca121 NP |
110 | if (*__p1 == (oval1) && *__p2 == (oval2)) { \ |
111 | *__p1 = nval1; \ | |
112 | *__p2 = nval2; \ | |
9c28278a TH |
113 | __ret = 1; \ |
114 | } \ | |
115 | (__ret); \ | |
116 | }) | |
117 | ||
eba11788 TH |
118 | #define this_cpu_generic_read(pcp) \ |
119 | ({ \ | |
120 | typeof(pcp) __ret; \ | |
7f8d61f0 | 121 | preempt_disable_notrace(); \ |
1b5ca121 | 122 | __ret = raw_cpu_generic_read(pcp); \ |
7f8d61f0 | 123 | preempt_enable_notrace(); \ |
eba11788 | 124 | __ret; \ |
9c28278a TH |
125 | }) |
126 | ||
eba11788 | 127 | #define this_cpu_generic_to_op(pcp, val, op) \ |
9c28278a | 128 | do { \ |
eba11788 TH |
129 | unsigned long __flags; \ |
130 | raw_local_irq_save(__flags); \ | |
1b5ca121 | 131 | raw_cpu_generic_to_op(pcp, val, op); \ |
eba11788 | 132 | raw_local_irq_restore(__flags); \ |
9c28278a TH |
133 | } while (0) |
134 | ||
1b5ca121 | 135 | |
eba11788 | 136 | #define this_cpu_generic_add_return(pcp, val) \ |
9c28278a | 137 | ({ \ |
eba11788 TH |
138 | typeof(pcp) __ret; \ |
139 | unsigned long __flags; \ | |
140 | raw_local_irq_save(__flags); \ | |
1b5ca121 | 141 | __ret = raw_cpu_generic_add_return(pcp, val); \ |
eba11788 TH |
142 | raw_local_irq_restore(__flags); \ |
143 | __ret; \ | |
9c28278a TH |
144 | }) |
145 | ||
eba11788 TH |
146 | #define this_cpu_generic_xchg(pcp, nval) \ |
147 | ({ \ | |
148 | typeof(pcp) __ret; \ | |
149 | unsigned long __flags; \ | |
150 | raw_local_irq_save(__flags); \ | |
1b5ca121 | 151 | __ret = raw_cpu_generic_xchg(pcp, nval); \ |
eba11788 TH |
152 | raw_local_irq_restore(__flags); \ |
153 | __ret; \ | |
9c28278a TH |
154 | }) |
155 | ||
eba11788 | 156 | #define this_cpu_generic_cmpxchg(pcp, oval, nval) \ |
9c28278a | 157 | ({ \ |
eba11788 TH |
158 | typeof(pcp) __ret; \ |
159 | unsigned long __flags; \ | |
160 | raw_local_irq_save(__flags); \ | |
1b5ca121 | 161 | __ret = raw_cpu_generic_cmpxchg(pcp, oval, nval); \ |
eba11788 TH |
162 | raw_local_irq_restore(__flags); \ |
163 | __ret; \ | |
9c28278a TH |
164 | }) |
165 | ||
eba11788 | 166 | #define this_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) \ |
9c28278a | 167 | ({ \ |
eba11788 TH |
168 | int __ret; \ |
169 | unsigned long __flags; \ | |
170 | raw_local_irq_save(__flags); \ | |
171 | __ret = raw_cpu_generic_cmpxchg_double(pcp1, pcp2, \ | |
9c28278a | 172 | oval1, oval2, nval1, nval2); \ |
eba11788 TH |
173 | raw_local_irq_restore(__flags); \ |
174 | __ret; \ | |
9c28278a TH |
175 | }) |
176 | ||
eba11788 | 177 | #ifndef raw_cpu_read_1 |
1b5ca121 | 178 | #define raw_cpu_read_1(pcp) raw_cpu_generic_read(pcp) |
eba11788 TH |
179 | #endif |
180 | #ifndef raw_cpu_read_2 | |
1b5ca121 | 181 | #define raw_cpu_read_2(pcp) raw_cpu_generic_read(pcp) |
eba11788 TH |
182 | #endif |
183 | #ifndef raw_cpu_read_4 | |
1b5ca121 | 184 | #define raw_cpu_read_4(pcp) raw_cpu_generic_read(pcp) |
eba11788 TH |
185 | #endif |
186 | #ifndef raw_cpu_read_8 | |
1b5ca121 | 187 | #define raw_cpu_read_8(pcp) raw_cpu_generic_read(pcp) |
eba11788 TH |
188 | #endif |
189 | ||
190 | #ifndef raw_cpu_write_1 | |
191 | #define raw_cpu_write_1(pcp, val) raw_cpu_generic_to_op(pcp, val, =) | |
192 | #endif | |
193 | #ifndef raw_cpu_write_2 | |
194 | #define raw_cpu_write_2(pcp, val) raw_cpu_generic_to_op(pcp, val, =) | |
195 | #endif | |
196 | #ifndef raw_cpu_write_4 | |
197 | #define raw_cpu_write_4(pcp, val) raw_cpu_generic_to_op(pcp, val, =) | |
198 | #endif | |
199 | #ifndef raw_cpu_write_8 | |
200 | #define raw_cpu_write_8(pcp, val) raw_cpu_generic_to_op(pcp, val, =) | |
201 | #endif | |
202 | ||
203 | #ifndef raw_cpu_add_1 | |
204 | #define raw_cpu_add_1(pcp, val) raw_cpu_generic_to_op(pcp, val, +=) | |
205 | #endif | |
206 | #ifndef raw_cpu_add_2 | |
207 | #define raw_cpu_add_2(pcp, val) raw_cpu_generic_to_op(pcp, val, +=) | |
208 | #endif | |
209 | #ifndef raw_cpu_add_4 | |
210 | #define raw_cpu_add_4(pcp, val) raw_cpu_generic_to_op(pcp, val, +=) | |
211 | #endif | |
212 | #ifndef raw_cpu_add_8 | |
213 | #define raw_cpu_add_8(pcp, val) raw_cpu_generic_to_op(pcp, val, +=) | |
214 | #endif | |
215 | ||
216 | #ifndef raw_cpu_and_1 | |
217 | #define raw_cpu_and_1(pcp, val) raw_cpu_generic_to_op(pcp, val, &=) | |
218 | #endif | |
219 | #ifndef raw_cpu_and_2 | |
220 | #define raw_cpu_and_2(pcp, val) raw_cpu_generic_to_op(pcp, val, &=) | |
221 | #endif | |
222 | #ifndef raw_cpu_and_4 | |
223 | #define raw_cpu_and_4(pcp, val) raw_cpu_generic_to_op(pcp, val, &=) | |
224 | #endif | |
225 | #ifndef raw_cpu_and_8 | |
226 | #define raw_cpu_and_8(pcp, val) raw_cpu_generic_to_op(pcp, val, &=) | |
227 | #endif | |
228 | ||
229 | #ifndef raw_cpu_or_1 | |
230 | #define raw_cpu_or_1(pcp, val) raw_cpu_generic_to_op(pcp, val, |=) | |
231 | #endif | |
232 | #ifndef raw_cpu_or_2 | |
233 | #define raw_cpu_or_2(pcp, val) raw_cpu_generic_to_op(pcp, val, |=) | |
234 | #endif | |
235 | #ifndef raw_cpu_or_4 | |
236 | #define raw_cpu_or_4(pcp, val) raw_cpu_generic_to_op(pcp, val, |=) | |
237 | #endif | |
238 | #ifndef raw_cpu_or_8 | |
239 | #define raw_cpu_or_8(pcp, val) raw_cpu_generic_to_op(pcp, val, |=) | |
240 | #endif | |
241 | ||
242 | #ifndef raw_cpu_add_return_1 | |
243 | #define raw_cpu_add_return_1(pcp, val) raw_cpu_generic_add_return(pcp, val) | |
244 | #endif | |
245 | #ifndef raw_cpu_add_return_2 | |
246 | #define raw_cpu_add_return_2(pcp, val) raw_cpu_generic_add_return(pcp, val) | |
247 | #endif | |
248 | #ifndef raw_cpu_add_return_4 | |
249 | #define raw_cpu_add_return_4(pcp, val) raw_cpu_generic_add_return(pcp, val) | |
250 | #endif | |
251 | #ifndef raw_cpu_add_return_8 | |
252 | #define raw_cpu_add_return_8(pcp, val) raw_cpu_generic_add_return(pcp, val) | |
253 | #endif | |
254 | ||
255 | #ifndef raw_cpu_xchg_1 | |
256 | #define raw_cpu_xchg_1(pcp, nval) raw_cpu_generic_xchg(pcp, nval) | |
257 | #endif | |
258 | #ifndef raw_cpu_xchg_2 | |
259 | #define raw_cpu_xchg_2(pcp, nval) raw_cpu_generic_xchg(pcp, nval) | |
260 | #endif | |
261 | #ifndef raw_cpu_xchg_4 | |
262 | #define raw_cpu_xchg_4(pcp, nval) raw_cpu_generic_xchg(pcp, nval) | |
263 | #endif | |
264 | #ifndef raw_cpu_xchg_8 | |
265 | #define raw_cpu_xchg_8(pcp, nval) raw_cpu_generic_xchg(pcp, nval) | |
266 | #endif | |
267 | ||
268 | #ifndef raw_cpu_cmpxchg_1 | |
269 | #define raw_cpu_cmpxchg_1(pcp, oval, nval) \ | |
270 | raw_cpu_generic_cmpxchg(pcp, oval, nval) | |
271 | #endif | |
272 | #ifndef raw_cpu_cmpxchg_2 | |
273 | #define raw_cpu_cmpxchg_2(pcp, oval, nval) \ | |
274 | raw_cpu_generic_cmpxchg(pcp, oval, nval) | |
275 | #endif | |
276 | #ifndef raw_cpu_cmpxchg_4 | |
277 | #define raw_cpu_cmpxchg_4(pcp, oval, nval) \ | |
278 | raw_cpu_generic_cmpxchg(pcp, oval, nval) | |
279 | #endif | |
280 | #ifndef raw_cpu_cmpxchg_8 | |
281 | #define raw_cpu_cmpxchg_8(pcp, oval, nval) \ | |
282 | raw_cpu_generic_cmpxchg(pcp, oval, nval) | |
283 | #endif | |
284 | ||
285 | #ifndef raw_cpu_cmpxchg_double_1 | |
286 | #define raw_cpu_cmpxchg_double_1(pcp1, pcp2, oval1, oval2, nval1, nval2) \ | |
47b69ad6 | 287 | raw_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) |
eba11788 TH |
288 | #endif |
289 | #ifndef raw_cpu_cmpxchg_double_2 | |
290 | #define raw_cpu_cmpxchg_double_2(pcp1, pcp2, oval1, oval2, nval1, nval2) \ | |
47b69ad6 | 291 | raw_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) |
eba11788 TH |
292 | #endif |
293 | #ifndef raw_cpu_cmpxchg_double_4 | |
294 | #define raw_cpu_cmpxchg_double_4(pcp1, pcp2, oval1, oval2, nval1, nval2) \ | |
47b69ad6 | 295 | raw_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) |
eba11788 TH |
296 | #endif |
297 | #ifndef raw_cpu_cmpxchg_double_8 | |
298 | #define raw_cpu_cmpxchg_double_8(pcp1, pcp2, oval1, oval2, nval1, nval2) \ | |
47b69ad6 | 299 | raw_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) |
eba11788 TH |
300 | #endif |
301 | ||
302 | #ifndef this_cpu_read_1 | |
303 | #define this_cpu_read_1(pcp) this_cpu_generic_read(pcp) | |
304 | #endif | |
305 | #ifndef this_cpu_read_2 | |
306 | #define this_cpu_read_2(pcp) this_cpu_generic_read(pcp) | |
307 | #endif | |
308 | #ifndef this_cpu_read_4 | |
309 | #define this_cpu_read_4(pcp) this_cpu_generic_read(pcp) | |
310 | #endif | |
311 | #ifndef this_cpu_read_8 | |
312 | #define this_cpu_read_8(pcp) this_cpu_generic_read(pcp) | |
313 | #endif | |
314 | ||
315 | #ifndef this_cpu_write_1 | |
316 | #define this_cpu_write_1(pcp, val) this_cpu_generic_to_op(pcp, val, =) | |
317 | #endif | |
318 | #ifndef this_cpu_write_2 | |
319 | #define this_cpu_write_2(pcp, val) this_cpu_generic_to_op(pcp, val, =) | |
320 | #endif | |
321 | #ifndef this_cpu_write_4 | |
322 | #define this_cpu_write_4(pcp, val) this_cpu_generic_to_op(pcp, val, =) | |
323 | #endif | |
324 | #ifndef this_cpu_write_8 | |
325 | #define this_cpu_write_8(pcp, val) this_cpu_generic_to_op(pcp, val, =) | |
326 | #endif | |
327 | ||
328 | #ifndef this_cpu_add_1 | |
329 | #define this_cpu_add_1(pcp, val) this_cpu_generic_to_op(pcp, val, +=) | |
330 | #endif | |
331 | #ifndef this_cpu_add_2 | |
332 | #define this_cpu_add_2(pcp, val) this_cpu_generic_to_op(pcp, val, +=) | |
333 | #endif | |
334 | #ifndef this_cpu_add_4 | |
335 | #define this_cpu_add_4(pcp, val) this_cpu_generic_to_op(pcp, val, +=) | |
336 | #endif | |
337 | #ifndef this_cpu_add_8 | |
338 | #define this_cpu_add_8(pcp, val) this_cpu_generic_to_op(pcp, val, +=) | |
339 | #endif | |
340 | ||
341 | #ifndef this_cpu_and_1 | |
342 | #define this_cpu_and_1(pcp, val) this_cpu_generic_to_op(pcp, val, &=) | |
343 | #endif | |
344 | #ifndef this_cpu_and_2 | |
345 | #define this_cpu_and_2(pcp, val) this_cpu_generic_to_op(pcp, val, &=) | |
346 | #endif | |
347 | #ifndef this_cpu_and_4 | |
348 | #define this_cpu_and_4(pcp, val) this_cpu_generic_to_op(pcp, val, &=) | |
349 | #endif | |
350 | #ifndef this_cpu_and_8 | |
351 | #define this_cpu_and_8(pcp, val) this_cpu_generic_to_op(pcp, val, &=) | |
352 | #endif | |
353 | ||
354 | #ifndef this_cpu_or_1 | |
355 | #define this_cpu_or_1(pcp, val) this_cpu_generic_to_op(pcp, val, |=) | |
356 | #endif | |
357 | #ifndef this_cpu_or_2 | |
358 | #define this_cpu_or_2(pcp, val) this_cpu_generic_to_op(pcp, val, |=) | |
359 | #endif | |
360 | #ifndef this_cpu_or_4 | |
361 | #define this_cpu_or_4(pcp, val) this_cpu_generic_to_op(pcp, val, |=) | |
362 | #endif | |
363 | #ifndef this_cpu_or_8 | |
364 | #define this_cpu_or_8(pcp, val) this_cpu_generic_to_op(pcp, val, |=) | |
365 | #endif | |
366 | ||
367 | #ifndef this_cpu_add_return_1 | |
368 | #define this_cpu_add_return_1(pcp, val) this_cpu_generic_add_return(pcp, val) | |
369 | #endif | |
370 | #ifndef this_cpu_add_return_2 | |
371 | #define this_cpu_add_return_2(pcp, val) this_cpu_generic_add_return(pcp, val) | |
372 | #endif | |
373 | #ifndef this_cpu_add_return_4 | |
374 | #define this_cpu_add_return_4(pcp, val) this_cpu_generic_add_return(pcp, val) | |
375 | #endif | |
376 | #ifndef this_cpu_add_return_8 | |
377 | #define this_cpu_add_return_8(pcp, val) this_cpu_generic_add_return(pcp, val) | |
378 | #endif | |
379 | ||
380 | #ifndef this_cpu_xchg_1 | |
381 | #define this_cpu_xchg_1(pcp, nval) this_cpu_generic_xchg(pcp, nval) | |
382 | #endif | |
383 | #ifndef this_cpu_xchg_2 | |
384 | #define this_cpu_xchg_2(pcp, nval) this_cpu_generic_xchg(pcp, nval) | |
385 | #endif | |
386 | #ifndef this_cpu_xchg_4 | |
387 | #define this_cpu_xchg_4(pcp, nval) this_cpu_generic_xchg(pcp, nval) | |
388 | #endif | |
389 | #ifndef this_cpu_xchg_8 | |
390 | #define this_cpu_xchg_8(pcp, nval) this_cpu_generic_xchg(pcp, nval) | |
391 | #endif | |
392 | ||
393 | #ifndef this_cpu_cmpxchg_1 | |
394 | #define this_cpu_cmpxchg_1(pcp, oval, nval) \ | |
395 | this_cpu_generic_cmpxchg(pcp, oval, nval) | |
396 | #endif | |
397 | #ifndef this_cpu_cmpxchg_2 | |
398 | #define this_cpu_cmpxchg_2(pcp, oval, nval) \ | |
399 | this_cpu_generic_cmpxchg(pcp, oval, nval) | |
400 | #endif | |
401 | #ifndef this_cpu_cmpxchg_4 | |
402 | #define this_cpu_cmpxchg_4(pcp, oval, nval) \ | |
403 | this_cpu_generic_cmpxchg(pcp, oval, nval) | |
404 | #endif | |
405 | #ifndef this_cpu_cmpxchg_8 | |
406 | #define this_cpu_cmpxchg_8(pcp, oval, nval) \ | |
407 | this_cpu_generic_cmpxchg(pcp, oval, nval) | |
408 | #endif | |
409 | ||
410 | #ifndef this_cpu_cmpxchg_double_1 | |
411 | #define this_cpu_cmpxchg_double_1(pcp1, pcp2, oval1, oval2, nval1, nval2) \ | |
412 | this_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) | |
413 | #endif | |
414 | #ifndef this_cpu_cmpxchg_double_2 | |
415 | #define this_cpu_cmpxchg_double_2(pcp1, pcp2, oval1, oval2, nval1, nval2) \ | |
416 | this_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) | |
417 | #endif | |
418 | #ifndef this_cpu_cmpxchg_double_4 | |
419 | #define this_cpu_cmpxchg_double_4(pcp1, pcp2, oval1, oval2, nval1, nval2) \ | |
420 | this_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) | |
421 | #endif | |
422 | #ifndef this_cpu_cmpxchg_double_8 | |
423 | #define this_cpu_cmpxchg_double_8(pcp1, pcp2, oval1, oval2, nval1, nval2) \ | |
424 | this_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) | |
425 | #endif | |
47b69ad6 | 426 | |
1da177e4 | 427 | #endif /* _ASM_GENERIC_PERCPU_H_ */ |