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Searched refs:pmc_refcount (Results 1 – 3 of 3) sorted by relevance

/Linux-v5.15/Documentation/translations/zh_CN/riscv/
Dpmu.rst104 if (!atomic_inc_not_zero(&pmc_refcount)) {
106 if (atomic_read(&pmc_refcount) == 0) {
113 atomic_inc(&pmc_refcount);
/Linux-v5.15/Documentation/riscv/
Dpmu.rst105 if (!atomic_inc_not_zero(&pmc_refcount)) {
107 if (atomic_read(&pmc_refcount) == 0) {
114 atomic_inc(&pmc_refcount);
/Linux-v5.15/arch/x86/events/
Dcore.c184 static atomic_t pmc_refcount; variable
396 if (!atomic_inc_not_zero(&pmc_refcount)) { in x86_reserve_hardware()
398 if (atomic_read(&pmc_refcount) == 0) { in x86_reserve_hardware()
407 atomic_inc(&pmc_refcount); in x86_reserve_hardware()
416 if (atomic_dec_and_mutex_lock(&pmc_refcount, &pmc_reserve_mutex)) { in x86_release_hardware()