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Searched refs:mmap_count (Results 1 – 12 of 12) sorted by relevance

/Linux-v5.4/sound/usb/usx2y/
Dus122l.c125 atomic_inc(&us122l->mmap_count); in usb_stream_hwdep_vm_open()
126 snd_printdd(KERN_DEBUG "%i\n", atomic_read(&us122l->mmap_count)); in usb_stream_hwdep_vm_open()
168 atomic_dec(&us122l->mmap_count); in usb_stream_hwdep_vm_close()
169 snd_printdd(KERN_DEBUG "%i\n", atomic_read(&us122l->mmap_count)); in usb_stream_hwdep_vm_close()
255 atomic_inc(&us122l->mmap_count); in usb_stream_hwdep_mmap()
639 while (atomic_read(&us122l->mmap_count)) in snd_us122l_disconnect()
Dus122l.h19 atomic_t mmap_count; member
/Linux-v5.4/drivers/staging/vme/devices/
Dvme_user.c98 int mmap_count; /* Number of current mmap's */ member
343 if (image[minor].mmap_count != 0) { in vme_user_ioctl()
440 image[minor].mmap_count--; in vme_user_vm_close()
475 image[minor].mmap_count++; in vme_user_master_mmap()
/Linux-v5.4/sound/core/oss/
Dpcm_oss.c697 if (atomic_read(&substream->mmap_count)) { in snd_pcm_oss_period_size()
853 if (atomic_read(&substream->mmap_count)) in snd_pcm_oss_change_params_locked()
862 if (atomic_read(&substream->mmap_count)) in snd_pcm_oss_change_params_locked()
989 if (atomic_read(&substream->mmap_count) || in snd_pcm_oss_change_params_locked()
998 if (atomic_read(&substream->mmap_count) || in snd_pcm_oss_change_params_locked()
1374 if (atomic_read(&substream->mmap_count)) in snd_pcm_oss_write1()
1484 if (atomic_read(&substream->mmap_count)) in snd_pcm_oss_read1()
1639 if (atomic_read(&substream->mmap_count)) in snd_pcm_oss_sync()
1818 if (atomic_read(&substream->mmap_count)) in snd_pcm_oss_get_formats()
2057 if (atomic_read(&psubstream->mmap_count)) in snd_pcm_oss_set_trigger()
[all …]
/Linux-v5.4/kernel/events/
Dinternal.h38 atomic_t mmap_count; member
Dcore.c5562 atomic_inc(&event->mmap_count); in perf_mmap_open()
5563 atomic_inc(&event->rb->mmap_count); in perf_mmap_open()
5622 atomic_dec(&rb->mmap_count); in perf_mmap_close()
5624 if (!atomic_dec_and_mutex_lock(&event->mmap_count, &event->mmap_mutex)) in perf_mmap_close()
5631 if (atomic_read(&rb->mmap_count)) in perf_mmap_close()
5771 if (!atomic_inc_not_zero(&rb->mmap_count)) in perf_mmap()
5805 if (!atomic_inc_not_zero(&event->rb->mmap_count)) { in perf_mmap()
5870 atomic_set(&rb->mmap_count, 1); in perf_mmap()
5890 atomic_inc(&event->mmap_count); in perf_mmap()
5892 atomic_dec(&rb->mmap_count); in perf_mmap()
[all …]
/Linux-v5.4/include/sound/
Dpcm.h465 atomic_t mmap_count; member
1294 atomic_inc(&substream->mmap_count); in snd_pcm_mmap_data_open()
1306 atomic_dec(&substream->mmap_count); in snd_pcm_mmap_data_close()
/Linux-v5.4/drivers/hwtracing/intel_th/
Dmsu.c152 atomic_t mmap_count; member
1551 atomic_inc(&msc->mmap_count); in msc_mmap_open()
1560 if (!atomic_dec_and_mutex_lock(&msc->mmap_count, &msc->buf_mutex)) in msc_mmap_close()
1625 atomic_set(&msc->mmap_count, 1); in intel_th_msc_mmap()
/Linux-v5.4/include/linux/
Dperf_event.h670 atomic_t mmap_count; member
/Linux-v5.4/sound/core/
Dpcm_native.c647 if (atomic_read(&substream->mmap_count)) in snd_pcm_hw_params()
766 if (atomic_read(&substream->mmap_count)) in snd_pcm_hw_free()
3485 atomic_inc(&substream->mmap_count); in snd_pcm_mmap_data()
Dpcm.c696 atomic_set(&substream->mmap_count, 0); in snd_pcm_new_stream()
/Linux-v5.4/Documentation/sound/kernel-api/
Dwriting-an-alsa-driver.rst1587 atomic_t mmap_count;