1 files changed, 97 insertions, 0 deletions
diff --git a/include/os/freebsd/spl/sys/kmem.h b/include/os/freebsd/spl/sys/kmem.h
new file mode 100644
index 000000000000..28c65e74a250
--- /dev/null
+++ b/include/os/freebsd/spl/sys/kmem.h
@@ -0,0 +1,97 @@
+/*
+ * Copyright (c) 2007 Pawel Jakub Dawidek <pjd@FreeBSD.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ */
+
+#ifndef _OPENSOLARIS_SYS_KMEM_H_
+#define	_OPENSOLARIS_SYS_KMEM_H_
+
+#include <sys/param.h>
+#include <sys/malloc.h>
+#include <sys/vmem.h>
+#include <sys/counter.h>
+
+#include <vm/uma.h>
+#include <vm/vm.h>
+#include <vm/vm_extern.h>
+
+MALLOC_DECLARE(M_SOLARIS);
+
+#define	POINTER_IS_VALID(p)	(!((uintptr_t)(p) & 0x3))
+#define	POINTER_INVALIDATE(pp)	(*(pp) = (void *)((uintptr_t)(*(pp)) | 0x1))
+
+#define	KM_SLEEP		M_WAITOK
+#define	KM_PUSHPAGE		M_WAITOK
+#define	KM_NOSLEEP		M_NOWAIT
+#define	KM_NORMALPRI		0
+#define	KMC_NODEBUG		UMA_ZONE_NODUMP
+
+typedef struct vmem vmem_t;
+
+extern char	*kmem_asprintf(const char *, ...);
+extern char *kmem_vasprintf(const char *fmt, va_list ap);
+
+typedef struct kmem_cache {
+	char		kc_name[32];
+#if !defined(KMEM_DEBUG)
+	uma_zone_t	kc_zone;
+#else
+	size_t		kc_size;
+#endif
+	int		(*kc_constructor)(void *, void *, int);
+	void		(*kc_destructor)(void *, void *);
+	void		*kc_private;
+} kmem_cache_t;
+
+extern uint64_t spl_kmem_cache_inuse(kmem_cache_t *cache);
+extern uint64_t spl_kmem_cache_entry_size(kmem_cache_t *cache);
+
+void *zfs_kmem_alloc(size_t size, int kmflags);
+void zfs_kmem_free(void *buf, size_t size);
+uint64_t kmem_size(void);
+kmem_cache_t *kmem_cache_create(char *name, size_t bufsize, size_t align,
+    int (*constructor)(void *, void *, int), void (*destructor)(void *, void *),
+    void (*reclaim)(void *) __unused, void *private, vmem_t *vmp, int cflags);
+void kmem_cache_destroy(kmem_cache_t *cache);
+void *kmem_cache_alloc(kmem_cache_t *cache, int flags);
+void kmem_cache_free(kmem_cache_t *cache, void *buf);
+boolean_t kmem_cache_reap_active(void);
+void kmem_cache_reap_soon(kmem_cache_t *);
+void kmem_reap(void);
+int kmem_debugging(void);
+void *calloc(size_t n, size_t s);
+
+
+#define	kmem_cache_reap_now kmem_cache_reap_soon
+#define	freemem				vm_free_count()
+#define	minfree				vm_cnt.v_free_min
+#define	kmem_alloc(size, kmflags)	zfs_kmem_alloc((size), (kmflags))
+#define	kmem_zalloc(size, kmflags)				\
+	zfs_kmem_alloc((size), (kmflags) | M_ZERO)
+#define	kmem_free(buf, size)		zfs_kmem_free((buf), (size))
+
+
+#endif	/* _OPENSOLARIS_SYS_KMEM_H_ */