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When unregistering a V4L2 device node, make sure any filehandles that are waiting for an event are woken up. Add v4l2_event_wake_all() to v4l2-event.c and call it from video_unregister_device(). Otherwise userspace might never know that a device node was removed. [hverkuil: checkpatch: replaced 'if (vdev == NULL)' by 'if (!vdev)'] Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org> |
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| acpi | ||
| asm-generic | ||
| clocksource | ||
| crypto | ||
| drm | ||
| dt-bindings | ||
| keys | ||
| kunit | ||
| kvm | ||
| linux | ||
| math-emu | ||
| media | ||
| memory | ||
| misc | ||
| net | ||
| pcmcia | ||
| ras | ||
| rdma | ||
| scsi | ||
| soc | ||
| sound | ||
| target | ||
| trace | ||
| uapi | ||
| vdso | ||
| video | ||
| xen | ||