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spa: v4l2: handle IN_IGNORED events from inotify

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(cherry picked from commit 0158b5dcb6)
This commit is contained in:
Barnabás Pőcze 2024-01-09 18:25:39 +01:00 • committed by Robert Mader
parent e19d9784cf
commit 37031a21ea
1 changed files with 12 additions and 9 deletions
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21
spa/plugins/v4l2/v4l2-udev.c
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@ -441,25 +441,28 @@ static void impl_on_notify_events(struct spa_source *source)
for (p = &buf; p < e;
p = SPA_PTROFF(p, sizeof(struct inotify_event) + event->len, void)) {
event = (const struct inotify_event *) p;
struct device *device = NULL;
if ((event->mask & IN_ATTRIB)) {
struct device *device = NULL;
for (size_t i = 0; i < this->n_devices; i++) {
if (this->devices[i].inotify_wd == event->wd) {
device = &this->devices[i];
break;
}
for (size_t i = 0; i < this->n_devices; i++) {
if (this->devices[i].inotify_wd == event->wd) {
device = &this->devices[i];
break;
}
}
spa_assert(device);
if (!device)
continue;
if (event->mask & IN_ATTRIB) {
bool access = check_access(this, device);
if (access && !device->emitted)
process_device(this, ACTION_ADD, device);
else if (!access && device->emitted)
process_device(this, ACTION_DISABLE, device);
}
if (event->mask & IN_IGNORED)
device->inotify_wd = -1;
}
}
}