use_global_lock (reference) in projects: kernel - OpenGrok search results

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Searched refs:use_global_lock (Results 1 - 2 of 2) sorted by relevance

/kernel/linux/linux-6.6/ipc/
H A D	sem.c	124 unsigned int use_global_lock;/* >0: global lock required / member 202 use_global_lock: 210 * 1) use_global_lock: (SEM_BARRIER_1) 220 * To prevent the compiler/cpu temporarily writing 0 to use_global_lock, 341 if (sma->use_global_lock > 0) { in complexmode_enter() 347 WRITE_ONCE(sma->use_global_lock, USE_GLOBAL_LOCK_HYSTERESIS); in complexmode_enter() 350 WRITE_ONCE(sma->use_global_lock, USE_GLOBAL_LOCK_HYSTERESIS); in complexmode_enter() 371 if (sma->use_global_lock == 1) { in complexmode_tryleave() 374 smp_store_release(&sma->use_global_lock, 0); in complexmode_tryleave() 376 WRITE_ONCE(sma->use_global_lock, in complexmode_tryleave() [all...]
/kernel/linux/linux-5.10/ipc/
H A D	sem.c	124 unsigned int use_global_lock;/* >0: global lock required / member 202 use_global_lock: 210 * 1) use_global_lock: (SEM_BARRIER_1) 339 if (sma->use_global_lock > 0) { in complexmode_enter() 345 sma->use_global_lock = USE_GLOBAL_LOCK_HYSTERESIS; in complexmode_enter() 348 sma->use_global_lock = USE_GLOBAL_LOCK_HYSTERESIS; in complexmode_enter() 369 if (sma->use_global_lock == 1) { in complexmode_tryleave() 372 smp_store_release(&sma->use_global_lock, 0); in complexmode_tryleave() 374 sma->use_global_lock--; in complexmode_tryleave() 412 * Initial check for use_global_lock in sem_lock() [all...]

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