Move c_src dirs back to toplevel

[bcachefs-tools-debian] / include / linux / shrinker.h

diff --git a/include/linux/shrinker.h b/include/linux/shrinker.h
new file mode 100644 (file)
index 0000000..d0a8479
--- /dev/null
+++ b/include/linux/shrinker.h
@@ -0,0 +1,35 @@
+#ifndef __TOOLS_LINUX_SHRINKER_H
+#define __TOOLS_LINUX_SHRINKER_H
+
+#include <linux/list.h>
+#include <linux/types.h>
+
+struct shrink_control {
+       gfp_t gfp_mask;
+       unsigned long nr_to_scan;
+};
+
+#define SHRINK_STOP (~0UL)
+
+struct seq_buf;
+struct shrinker {
+       unsigned long (*count_objects)(struct shrinker *,
+                                      struct shrink_control *sc);
+       unsigned long (*scan_objects)(struct shrinker *,
+                                     struct shrink_control *sc);
+       void (*to_text)(struct seq_buf *, struct shrinker *);
+
+       int seeks;      /* seeks to recreate an obj */
+       long batch;     /* reclaim batch size, 0 = default */
+       struct list_head list;
+       void    *private_data;
+};
+
+void shrinker_free(struct shrinker *);
+struct shrinker *shrinker_alloc(unsigned int, const char *, ...);
+
+int shrinker_register(struct shrinker *);
+
+void run_shrinkers(gfp_t gfp_mask, bool);
+
+#endif /* __TOOLS_LINUX_SHRINKER_H */