Hi Dmitry, [auto build test ERROR on tip/locking/core] [also build test ERROR on v4.10-rc4 next-20170116] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Dmitry-Vyukov/net-irda-fix-lockdep-annotation/20170117-001737 config: i386-defconfig (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: # save the attached .config to linux build tree make ARCH=i386 All error/warnings (new ones prefixed by >>): In file included from include/linux/mmzone.h:7:0, from include/linux/gfp.h:5, from include/linux/slab.h:14, from drivers/gpu/drm/i915/i915_sw_fence.c:10: drivers/gpu/drm/i915/i915_sw_fence.c: In function '__i915_sw_fence_wake_up_all': >> include/linux/spinlock.h:217:3: error: void value not ignored as it ought to >> be (void)subclass; \ >> include/linux/spinlock.h:335:2: note: in expansion of macro >> 'raw_spin_lock_irqsave_nested' raw_spin_lock_irqsave_nested(spinlock_check(lock), flags, subclass); \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/gpu/drm/i915/i915_sw_fence.c:68:2: note: in expansion of macro >> 'spin_lock_irqsave_nested' spin_lock_irqsave_nested(&x->lock, flags, 1 + !!continuation); ^~~~~~~~~~~~~~~~~~~~~~~~ vim +217 include/linux/spinlock.h 211 typecheck(unsigned long, flags); \ 212 flags = _raw_spin_lock_irqsave_nested(lock, subclass); \ 213 } while (0) 214 #else 215 #define raw_spin_lock_irqsave_nested(lock, flags, subclass) \ 216 do { \ > 217 (void)subclass; > \ 218 typecheck(unsigned long, flags); \ 219 flags = _raw_spin_lock_irqsave(lock); \ 220 } while (0) 221 #endif 222 223 #else 224 225 #define raw_spin_lock_irqsave(lock, flags) \ 226 do { \ 227 typecheck(unsigned long, flags); \ 228 _raw_spin_lock_irqsave(lock, flags); \ 229 } while (0) 230 231 #define raw_spin_lock_irqsave_nested(lock, flags, subclass) \ 232 raw_spin_lock_irqsave(lock, flags) 233 234 #endif 235 236 #define raw_spin_lock_irq(lock) _raw_spin_lock_irq(lock) 237 #define raw_spin_lock_bh(lock) _raw_spin_lock_bh(lock) 238 #define raw_spin_unlock(lock) _raw_spin_unlock(lock) 239 #define raw_spin_unlock_irq(lock) _raw_spin_unlock_irq(lock) 240 241 #define raw_spin_unlock_irqrestore(lock, flags) \ 242 do { \ 243 typecheck(unsigned long, flags); \ 244 _raw_spin_unlock_irqrestore(lock, flags); \ 245 } while (0) 246 #define raw_spin_unlock_bh(lock) _raw_spin_unlock_bh(lock) 247 248 #define raw_spin_trylock_bh(lock) \ 249 __cond_lock(lock, _raw_spin_trylock_bh(lock)) 250 251 #define raw_spin_trylock_irq(lock) \ 252 ({ \ 253 local_irq_disable(); \ 254 raw_spin_trylock(lock) ? \ 255 1 : ({ local_irq_enable(); 0; }); \ 256 }) 257 258 #define raw_spin_trylock_irqsave(lock, flags) \ 259 ({ \ 260 local_irq_save(flags); \ 261 raw_spin_trylock(lock) ? \ 262 1 : ({ local_irq_restore(flags); 0; }); \ 263 }) 264 265 /** 266 * raw_spin_can_lock - would raw_spin_trylock() succeed? 267 * @lock: the spinlock in question. 268 */ 269 #define raw_spin_can_lock(lock) (!raw_spin_is_locked(lock)) 270 271 /* Include rwlock functions */ 272 #include <linux/rwlock.h> 273 274 /* 275 * Pull the _spin_*()/_read_*()/_write_*() functions/declarations: 276 */ 277 #if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK) 278 # include <linux/spinlock_api_smp.h> 279 #else 280 # include <linux/spinlock_api_up.h> 281 #endif 282 283 /* 284 * Map the spin_lock functions to the raw variants for PREEMPT_RT=n 285 */ 286 287 static __always_inline raw_spinlock_t *spinlock_check(spinlock_t *lock) 288 { 289 return &lock->rlock; 290 } 291 292 #define spin_lock_init(_lock) \ 293 do { \ 294 spinlock_check(_lock); \ 295 raw_spin_lock_init(&(_lock)->rlock); \ 296 } while (0) 297 298 static __always_inline void spin_lock(spinlock_t *lock) 299 { 300 raw_spin_lock(&lock->rlock); 301 } 302 303 static __always_inline void spin_lock_bh(spinlock_t *lock) 304 { 305 raw_spin_lock_bh(&lock->rlock); 306 } 307 308 static __always_inline int spin_trylock(spinlock_t *lock) 309 { 310 return raw_spin_trylock(&lock->rlock); 311 } 312 313 #define spin_lock_nested(lock, subclass) \ 314 do { \ 315 raw_spin_lock_nested(spinlock_check(lock), subclass); \ 316 } while (0) 317 318 #define spin_lock_nest_lock(lock, nest_lock) \ 319 do { \ 320 raw_spin_lock_nest_lock(spinlock_check(lock), nest_lock); \ 321 } while (0) 322 323 static __always_inline void spin_lock_irq(spinlock_t *lock) 324 { 325 raw_spin_lock_irq(&lock->rlock); 326 } 327 328 #define spin_lock_irqsave(lock, flags) \ 329 do { \ 330 raw_spin_lock_irqsave(spinlock_check(lock), flags); \ 331 } while (0) 332 333 #define spin_lock_irqsave_nested(lock, flags, subclass) \ 334 do { \ > 335 raw_spin_lock_irqsave_nested(spinlock_check(lock), flags, > subclass); \ 336 } while (0) 337 338 static __always_inline void spin_unlock(spinlock_t *lock) --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
.config.gz
Description: application/gzip
