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Searched refs:mmap_count (Results 1 – 10 of 10) sorted by relevance

/linux/drivers/staging/vme_user/
H A Dvme_user.c98 int mmap_count; /* Number of current mmap's */ member
368 if (image[minor].mmap_count != 0) { in vme_user_ioctl()
465 image[minor].mmap_count--; in vme_user_vm_close()
488 image[minor].mmap_count++; in vme_user_vm_mapped()
/linux/sound/core/oss/
H A Dpcm_oss.c699 if (atomic_read(&substream->mmap_count)) { in snd_pcm_oss_period_size()
872 if (atomic_read(&substream->mmap_count)) in snd_pcm_oss_change_params_locked()
881 if (atomic_read(&substream->mmap_count)) in snd_pcm_oss_change_params_locked()
1007 if (atomic_read(&substream->mmap_count) || in snd_pcm_oss_change_params_locked()
1016 if (atomic_read(&substream->mmap_count) || in snd_pcm_oss_change_params_locked()
1405 if (atomic_read(&substream->mmap_count)) in snd_pcm_oss_write1()
1515 if (atomic_read(&substream->mmap_count)) in snd_pcm_oss_read1()
1670 if (atomic_read(&substream->mmap_count)) in snd_pcm_oss_sync()
1854 if (atomic_read(&substream->mmap_count)) in snd_pcm_oss_get_formats()
2099 if (atomic_read(&psubstream->mmap_count)) in snd_pcm_oss_set_trigger()
[all...]
/linux/kernel/bpf/
H A Darena.c428 refcount_t mmap_count; member
439 refcount_set(&vml->mmap_count, 1); in remember_vma()
451 refcount_inc(&vml->mmap_count); in arena_vm_open()
470 if (!refcount_dec_and_test(&vml->mmap_count)) in arena_vm_close()
/linux/kernel/events/
H A Dinternal.h38 refcount_t mmap_count; member
H A Dcore.c4090 if (likely(!refcount_read(&event->mmap_count))) in event_update_userpage()
7005 refcount_inc(&event->mmap_count); in perf_mmap_open()
7006 refcount_inc(&event->rb->mmap_count); in perf_mmap_open()
7063 if (refcount_dec_and_test(&rb->mmap_count)) in perf_mmap_close()
7066 if (!refcount_dec_and_mutex_lock(&event->mmap_count, &event->mmap_mutex)) in perf_mmap_close()
7306 if (!refcount_read(&event->mmap_count)) in perf_mmap_rb()
7309 if (refcount_inc_not_zero(&event->rb->mmap_count)) { in perf_mmap_rb()
7315 refcount_inc(&event->mmap_count); in perf_mmap_rb()
7349 refcount_set(&event->mmap_count, 1); in perf_mmap_rb()
7397 if (!refcount_inc_not_zero(&rb->mmap_count)) in perf_mmap_aux()
[all …]
H A Dring_buffer.c344 refcount_set(&rb->mmap_count, 1); in ring_buffer_init()
/linux/drivers/hwtracing/intel_th/
H A Dmsu.c162 atomic_t mmap_count; member
1595 atomic_inc(&msc->mmap_count); in msc_mmap_open()
1603 if (!atomic_dec_and_mutex_lock(&msc->mmap_count, &msc->buf_mutex)) in msc_mmap_close()
1655 atomic_set(&msc->mmap_count, 1); in intel_th_msc_mmap()
/linux/sound/core/
H A Dpcm_native.c801 atomic_read(&substream->mmap_count)) in snd_pcm_hw_params()
962 if (atomic_read(&substream->mmap_count)) in snd_pcm_hw_free()
3892 atomic_inc(&substream->mmap_count); in snd_pcm_mmap_data_open()
3902 atomic_dec(&substream->mmap_count); in snd_pcm_mmap_data_close()
4046 atomic_inc(&substream->mmap_count); in snd_pcm_mmap_data()
H A Dpcm.c688 atomic_set(&substream->mmap_count, 0); in snd_pcm_new_stream()
/linux/include/linux/
H A Dperf_event.h863 refcount_t mmap_count; member