restore lost packages from 0.2.3 + fix overwritten 0.2.4 files

- Restore 29 recipe symlinks (libdrm, qtbase, dbus, sddm, pipewire, etc.)
- Restore 33 patches (KDE, libdrm, mesa, pipewire, sddm, wireplumber)
- Restore 20+ local/scripts (audit, lint, test, build helpers)
- Restore src/cook/scheduler.rs, status.rs, gnu-config/
- Restore scripts/patch-inclusion-gate.sh, run_mini1.sh, validate-collision-log.sh
- Recover TLC source from HEAD (was overwritten by 0.2.3 checkout)
- Recover 11 local/docs plans from HEAD (were overwritten)
- Recover qt6-wayland-smoke symlink from HEAD
- Fix MOTD: remove garbled ASCII art, use clean text
- Update version: 0.2.0 -> 0.2.4 in os-release, motd, config
- Reduce filesystem_size: 1536 -> 512 MiB
- Add ABSOLUTE RULE to AGENTS.md: never delete/ignore packages
- Reduce pcid scheme log verbosity: info -> debug

local/recipes/gpu/amdgpu-source/include/linux/sync_file.h

@@ -0,0 +1,62 @@
+/*
+ * include/linux/sync_file.h
+ *
+ * Copyright (C) 2012 Google, Inc.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#ifndef _LINUX_SYNC_FILE_H
+#define _LINUX_SYNC_FILE_H
+
+#include <linux/types.h>
+#include <linux/ktime.h>
+#include <linux/list.h>
+#include <linux/spinlock.h>
+#include <linux/dma-fence.h>
+#include <linux/dma-fence-array.h>
+
+/**
+ * struct sync_file - sync file to export to the userspace
+ * @file:		file representing this fence
+ * @sync_file_list:	membership in global file list
+ * @wq:			wait queue for fence signaling
+ * @flags:		flags for the sync_file
+ * @fence:		fence with the fences in the sync_file
+ * @cb:			fence callback information
+ *
+ * flags:
+ * POLL_ENABLED: whether userspace is currently poll()'ing or not
+ */
+struct sync_file {
+	struct file		*file;
+	/**
+	 * @user_name:
+	 *
+	 * Name of the sync file provided by userspace, for merged fences.
+	 * Otherwise generated through driver callbacks (in which case the
+	 * entire array is 0).
+	 */
+	char			user_name[32];
+#ifdef CONFIG_DEBUG_FS
+	struct list_head	sync_file_list;
+#endif
+
+	wait_queue_head_t	wq;
+	unsigned long		flags;
+
+	struct dma_fence	*fence;
+	struct dma_fence_cb cb;
+};
+
+#define POLL_ENABLED 0
+
+struct sync_file *sync_file_create(struct dma_fence *fence);
+struct dma_fence *sync_file_get_fence(int fd);
+char *sync_file_get_name(struct sync_file *sync_file, char *buf, int len);
+
+#endif /* _LINUX_SYNC_H */