fix: new spinlock implementation, ramdisk max files, wallpaper scan locations

2026-03-22 10:40:35 +01:00
parent 1a9fc0724c
commit bc52bd5efc
7 changed files with 41 additions and 7 deletions
@@ -8,12 +8,17 @@

 namespace kcp {
    void Spinlock::Acquire() {
+        uint64_t flags;
+        asm volatile("pushfq; pop %0; cli" : "=r"(flags) :: "memory");
        while (atomic_flag.test_and_set(std::memory_order_acquire)) {
            asm volatile("pause");
        }
+        savedFlags = flags;
    }

    void Spinlock::Release() {
+        uint64_t flags = savedFlags;
        atomic_flag.clear(std::memory_order_release);
+        asm volatile("push %0; popfq" :: "r"(flags) : "memory");
    }
 };