feat: moved block dev loop to a daemon task. Fixed bug in string.c and

main loop

kernel/fs/blockdev.c

@@ -6,6 +6,9 @@
 #include <libk/libk.h>
 #include <libc/kprintf.h>
 #include <mem/malloc.h>
+#include <tasks/task.h>
+#include <tasks/locking.h>
+#include <attributes.h>
 #include "blockdev.h"
 
 #define MAX_BLOCK_DEVS 64
@@ -15,6 +18,8 @@ int last_block_dev = 0;
 block_device block_devices[MAX_BLOCK_DEVS];
 int last_block_driver = 0;
 block_dev_driver block_dev_drivers[MAX_BLOCK_DRIVERS];
+semaphore_t *block_semaphore;
+bool blockdev_task_running = false;
 
 uint8_t block_dev_register_driver(block_dev_driver *driver) {
     if (last_block_dev >= MAX_BLOCK_DEVS - 1) {
@@ -30,6 +35,10 @@ uint8_t block_dev_register(block_device *device) {
         return BLOCK_DEV_REGISTER_FULL;
     }
 
+    if (blockdev_task_running) {
+        semaphore_signal(block_semaphore);
+    }
+
     memcpy((uint8_t *) &block_devices[last_block_dev++], (const uint8_t *) device, sizeof(block_device));
     return BLOCK_DEV_REGISTER_OK;
 }
@@ -76,12 +85,19 @@ void block_dev_scan() {
     }
 }
 
-void block_dev_scan_repeat() {
-    while (block_dev_num_not_scanned() > 0) {
+void noreturn block_dev_task(void *data) {
+    while (true) {
+        semaphore_wait(block_semaphore);
         block_dev_scan();
     }
 }
 
+void block_dev_start_task() {
+    block_semaphore = semaphore_create(1);
+    blockdev_task_running = true;
+    task_spawn(block_dev_task, NULL);
+}
+
 void block_dev_print_info() {
     printf("Block devices:\n");
     for (int i = 0; i < last_block_dev; ++i) {

kernel/fs/blockdev.h

@@ -64,7 +64,7 @@ uint8_t block_dev_register(block_device *device);
 
 void block_dev_free(block_device *device);
 
-void block_dev_scan_repeat();
+void block_dev_start_task();
 
 void block_dev_print_info();