svn commit: r327706 - in head/sys: conf contrib/zstd/lib/freebsd

Conrad Meyer cem at FreeBSD.org
Mon Jan 8 20:14:18 UTC 2018


Author: cem
Date: Mon Jan  8 20:14:16 2018
New Revision: 327706
URL: https://svnweb.freebsd.org/changeset/base/327706

Log:
  Integrate zstd into the kernel
  
  Mock userspace headers and include mocked headers first in compilation
  command to inject kernel headers and override e.g., malloc(3) with
  malloc(9).
  
  Submitted by:	allanjude
  Reviewed by:	imp (earlier version), bapt (earlier version)
  Differential Revision:	https://reviews.freebsd.org/D10407

Added:
  head/sys/contrib/zstd/lib/freebsd/
  head/sys/contrib/zstd/lib/freebsd/stddef.h   (contents, props changed)
  head/sys/contrib/zstd/lib/freebsd/stdint.h   (contents, props changed)
  head/sys/contrib/zstd/lib/freebsd/stdio.h   (contents, props changed)
  head/sys/contrib/zstd/lib/freebsd/stdlib.h   (contents, props changed)
  head/sys/contrib/zstd/lib/freebsd/string.h   (contents, props changed)
  head/sys/contrib/zstd/lib/freebsd/zstd_kfreebsd.h   (contents, props changed)
  head/sys/contrib/zstd/lib/freebsd/zstd_kmalloc.c   (contents, props changed)
Modified:
  head/sys/conf/files
  head/sys/conf/kern.pre.mk

Modified: head/sys/conf/files
==============================================================================
--- head/sys/conf/files	Mon Jan  8 18:47:35 2018	(r327705)
+++ head/sys/conf/files	Mon Jan  8 20:14:16 2018	(r327706)
@@ -626,6 +626,23 @@ contrib/ngatm/netnatm/sig/sig_unimsgcpy.c optional nga
 	compile-with "${NORMAL_C} -I$S/contrib/ngatm"
 contrib/ngatm/netnatm/sig/sig_verify.c optional ngatm_uni \
 	compile-with "${NORMAL_C} -I$S/contrib/ngatm"
+# Zstd
+contrib/zstd/lib/freebsd/zstd_kmalloc.c		standard compile-with ${ZSTD_C}
+contrib/zstd/lib/common/zstd_common.c		standard compile-with ${ZSTD_C}
+contrib/zstd/lib/common/fse_decompress.c	standard compile-with ${ZSTD_C}
+contrib/zstd/lib/common/entropy_common.c	standard compile-with ${ZSTD_C}
+contrib/zstd/lib/common/error_private.c		standard compile-with ${ZSTD_C}
+contrib/zstd/lib/common/xxhash.c		standard compile-with ${ZSTD_C}
+contrib/zstd/lib/compress/zstd_compress.c	standard compile-with ${ZSTD_C}
+contrib/zstd/lib/compress/fse_compress.c	standard compile-with ${ZSTD_C}
+contrib/zstd/lib/compress/huf_compress.c	standard compile-with ${ZSTD_C}
+contrib/zstd/lib/compress/zstd_double_fast.c	standard compile-with ${ZSTD_C}
+contrib/zstd/lib/compress/zstd_fast.c		standard compile-with ${ZSTD_C}
+contrib/zstd/lib/compress/zstd_lazy.c		standard compile-with ${ZSTD_C}
+contrib/zstd/lib/compress/zstd_ldm.c		standard compile-with ${ZSTD_C}
+contrib/zstd/lib/compress/zstd_opt.c		standard compile-with ${ZSTD_C}
+contrib/zstd/lib/decompress/zstd_decompress.c	standard compile-with ${ZSTD_C}
+contrib/zstd/lib/decompress/huf_decompress.c	standard compile-with ${ZSTD_C}
 crypto/blowfish/bf_ecb.c	optional ipsec | ipsec_support
 crypto/blowfish/bf_skey.c	optional crypto | ipsec | ipsec_support
 crypto/camellia/camellia.c	optional crypto | ipsec | ipsec_support

Modified: head/sys/conf/kern.pre.mk
==============================================================================
--- head/sys/conf/kern.pre.mk	Mon Jan  8 18:47:35 2018	(r327705)
+++ head/sys/conf/kern.pre.mk	Mon Jan  8 20:14:16 2018	(r327706)
@@ -132,6 +132,9 @@ NORMAL_FW= uudecode -o ${.TARGET} ${.ALLSRC}
 NORMAL_FWO= ${LD} -b binary --no-warn-mismatch -d -warn-common -r \
 	-m ${LD_EMULATION} -o ${.TARGET} ${.ALLSRC:M*.fw}
 
+# for ZSTD in the kernel (include zstd/lib/freebsd before other CFLAGS)
+ZSTD_C= ${CC} -c -DZSTD_HEAPMODE=1 -I$S/contrib/zstd/lib/freebsd ${CFLAGS} -I$S/contrib/zstd/lib -I$S/contrib/zstd/lib/common ${WERROR} -Wno-missing-prototypes ${PROF} ${.IMPSRC}
+
 # Common for dtrace / zfs
 CDDL_CFLAGS=	-DFREEBSD_NAMECACHE -nostdinc -I$S/cddl/compat/opensolaris -I$S/cddl/contrib/opensolaris/uts/common -I$S -I$S/cddl/contrib/opensolaris/common ${CFLAGS} -Wno-unknown-pragmas -Wno-missing-prototypes -Wno-undef -Wno-strict-prototypes -Wno-cast-qual -Wno-parentheses -Wno-redundant-decls -Wno-missing-braces -Wno-uninitialized -Wno-unused -Wno-inline -Wno-switch -Wno-pointer-arith -Wno-unknown-pragmas
 CDDL_CFLAGS+=	-include $S/cddl/compat/opensolaris/sys/debug_compat.h

Added: head/sys/contrib/zstd/lib/freebsd/stddef.h
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ head/sys/contrib/zstd/lib/freebsd/stddef.h	Mon Jan  8 20:14:16 2018	(r327706)
@@ -0,0 +1,3 @@
+/* This file is in the public domain */
+/* $FreeBSD$ */
+#include "zstd_kfreebsd.h"

Added: head/sys/contrib/zstd/lib/freebsd/stdint.h
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ head/sys/contrib/zstd/lib/freebsd/stdint.h	Mon Jan  8 20:14:16 2018	(r327706)
@@ -0,0 +1,3 @@
+/* This file is in the public domain */
+/* $FreeBSD$ */
+#include "zstd_kfreebsd.h"

Added: head/sys/contrib/zstd/lib/freebsd/stdio.h
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ head/sys/contrib/zstd/lib/freebsd/stdio.h	Mon Jan  8 20:14:16 2018	(r327706)
@@ -0,0 +1,3 @@
+/* This file is in the public domain */
+/* $FreeBSD$ */
+#include "zstd_kfreebsd.h"

Added: head/sys/contrib/zstd/lib/freebsd/stdlib.h
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ head/sys/contrib/zstd/lib/freebsd/stdlib.h	Mon Jan  8 20:14:16 2018	(r327706)
@@ -0,0 +1,3 @@
+/* This file is in the public domain */
+/* $FreeBSD$ */
+#include "zstd_kfreebsd.h"

Added: head/sys/contrib/zstd/lib/freebsd/string.h
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ head/sys/contrib/zstd/lib/freebsd/string.h	Mon Jan  8 20:14:16 2018	(r327706)
@@ -0,0 +1,3 @@
+/* This file is in the public domain */
+/* $FreeBSD$ */
+#include "zstd_kfreebsd.h"

Added: head/sys/contrib/zstd/lib/freebsd/zstd_kfreebsd.h
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ head/sys/contrib/zstd/lib/freebsd/zstd_kfreebsd.h	Mon Jan  8 20:14:16 2018	(r327706)
@@ -0,0 +1,56 @@
+/*-
+ * Copyright (c) 2014-2015 Allan Jude <allanjude at 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 AUTHOR 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 AUTHOR 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 ZSTD_KFREEBSD_H
+#define ZSTD_KFREEBSD_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifdef _KERNEL
+#include <sys/param.h>	/* size_t */
+#include <sys/systm.h>	/* memcpy, memset */
+#ifndef BUILDING_ZFS
+#include <sys/stddef.h>	/* ptrdiff_t */
+#endif
+#include <sys/malloc.h>
+
+MALLOC_DECLARE(M_ZSTD);
+
+#define malloc(x)	(malloc)((x), M_ZSTD, M_WAITOK)
+#define free(x)		(free)((x), M_ZSTD)
+/* in zstd's use of calloc, a is always 1 */
+#define calloc(a,b)	(malloc)((a)*(b), M_ZSTD, M_WAITOK | M_ZERO)
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* ZSTD_KFREEBSD_H */

Added: head/sys/contrib/zstd/lib/freebsd/zstd_kmalloc.c
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ head/sys/contrib/zstd/lib/freebsd/zstd_kmalloc.c	Mon Jan  8 20:14:16 2018	(r327706)
@@ -0,0 +1,33 @@
+/*-
+ * Copyright (c) 2016-2017 Allan Jude <allanjude at 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 AUTHOR 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 AUTHOR 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.
+ *
+ * $FreeBSD$
+ */
+
+#include <sys/param.h>
+#include <sys/kernel.h>
+#include <sys/malloc.h>
+
+MALLOC_DEFINE(M_ZSTD, "zstd", "ZSTD Compressor");


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