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Fix high cpu usage when running global hotkeys without grab and then connecting a secondary keyboard

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dec05eba
2026-01-08 20:23:21 +01:00
parent d1220b013e
commit 1f6251baf3
2 changed files with 8 additions and 14 deletions
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11
src/LedIndicator.cpp
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@@ -152,19 +152,24 @@ namespace gsr {
if(read_led_brightness_timer.get_elapsed_time_seconds() > 0.2) { if(read_led_brightness_timer.get_elapsed_time_seconds() > 0.2) {
read_led_brightness_timer.restart(); read_led_brightness_timer.restart();
bool led_status_outdated = false; bool any_keyboard_with_led_enabled = false;
bool any_keyboard_with_led_disabled = false;
char buffer[32]; char buffer[32];
for(int led_brightness_file_fd : led_brightness_files) { for(int led_brightness_file_fd : led_brightness_files) {
const ssize_t bytes_read = read(led_brightness_file_fd, buffer, sizeof(buffer)); const ssize_t bytes_read = read(led_brightness_file_fd, buffer, sizeof(buffer));
if(bytes_read > 0) { if(bytes_read > 0) {
if(buffer[0] == '0') if(buffer[0] == '0')
led_status_outdated = true; any_keyboard_with_led_disabled = true;
else
any_keyboard_with_led_enabled = true;
lseek(led_brightness_file_fd, 0, SEEK_SET); lseek(led_brightness_file_fd, 0, SEEK_SET);
} }
} }
if(led_status_outdated && led_enabled) if(led_enabled && any_keyboard_with_led_disabled)
run_gsr_global_hotkeys_set_leds(true); run_gsr_global_hotkeys_set_leds(true);
else if(!led_enabled && any_keyboard_with_led_enabled)
run_gsr_global_hotkeys_set_leds(false);
} }
} }
} }

11
tools/gsr-global-hotkeys/keyboard_event.c
View File

@@ -243,17 +243,6 @@ static void keyboard_event_process_input_event_data(keyboard_event *self, event_
fprintf(stderr, "Error: failed to write event data to virtual keyboard for exclusively grabbed device\n"); fprintf(stderr, "Error: failed to write event data to virtual keyboard for exclusively grabbed device\n");
} }
if(event.type == EV_LED) {
write(fd, &event, sizeof(event));
const struct input_event syn_event = {
.type = EV_SYN,
.code = 0,
.value = 0
};
write(fd, &syn_event, sizeof(syn_event));
}
if(!extra_data->is_possibly_non_keyboard_device) if(!extra_data->is_possibly_non_keyboard_device)
return; return;