From: Hauke Mehrtens Date: Sun, 6 Jan 2013 17:14:53 +0000 (+0000) Subject: compcache: remove package, use zram-swap instead X-Git-Tag: reboot~11682 X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=7a39e7860a30dc1b50892f887bf93924503b1d66;p=openwrt%2Fstaging%2Fnoltari.git compcache: remove package, use zram-swap instead SVN-Revision: 35026 --- diff --git a/package/compcache/Config.in b/package/compcache/Config.in deleted file mode 100644 index b5f75d00de..0000000000 --- a/package/compcache/Config.in +++ /dev/null @@ -1,29 +0,0 @@ -menu "Configuration" - depends on PACKAGE_compcache - -config COMPCACHE_ENABLE - bool "enabled on boot" - default n - help - Enables compressed ram swap devices. - -config COMPCACHE_RAM_REPORTED - string "swap space reported to kernel in kb" - default "2048" - help - This is the amount of memory that will be reported - to the kernel as swap. The real ram in use will differ, - because of lzo compression. - Example: - 16 MB = 2048 KB - 32 MB = 4098 KB - -config COMPCACHE_BACKUP_DEV - string "Backup device for compcache" - default "" - help - Compcache will use this as a backup device for swap. - Example: - /dev/sda5 - -endmenu diff --git a/package/compcache/Makefile b/package/compcache/Makefile deleted file mode 100644 index 5106293e8d..0000000000 --- a/package/compcache/Makefile +++ /dev/null @@ -1,75 +0,0 @@ -# -# Copyright (C) 2009-2010 OpenWrt.org -# -# This is free software, licensed under the GNU General Public License v2. -# See /LICENSE for more information. -# - -include $(TOPDIR)/rules.mk -include $(INCLUDE_DIR)/kernel.mk - -PKG_NAME:=compcache -PKG_VERSION:=0.6.2 -PKG_RELEASE:=2 -PKG_SOURCE_URL:=http://compcache.googlecode.com/files/ -PKG_MD5SUM:=27aec78dc50e34fb800c74e879057743 - -PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz - -include $(INCLUDE_DIR)/package.mk - -define KernelPackage/ramzswap - SUBMENU:=Other modules - DEPENDS:=@BUSYBOX_CONFIG_SWAPONOFF - TITLE:=Driver for compressed ram swap device - VERSION:=$(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE)+$(PKG_RELEASE) - FILES:=$(PKG_BUILD_DIR)/ramzswap.ko \ - $(PKG_BUILD_DIR)/sub-projects/compression/lzo-kmod/lzo1x.ko - URL:=http://code.google.com/p/compcache/ -endef - -define Package/compcache - SECTION:=util - CATEGORY:=Utilities - DEPENDS:=+kmod-ramzswap - TITLE:=Compressed ram swap device - URL:=http://code.google.com/p/compcache/ - MENU:=1 -endef - -include $(INCLUDE_DIR)/kernel-defaults.mk - -LZO = sub-projects/compression/lzo-kmod -RZSC = sub-projects/rzscontrol - -BUILDFLAGS:=-DCONFIG_RAMZSWAP_STATS \ - -I$(PKG_BUILD_DIR)/$(LZO) \ - -Wall - -RZSCFLAGS:=-I$(PKG_BUILD_DIR)/$(RZSC)/../include \ - -I$(PKG_BUILD_DIR)/$(RZSC)/../.. - -define Build/Compile - $(MAKE) $(KERNEL_MAKEOPTS) EXTRA_CFLAGS="$(BUILDFLAGS)" M="$(PKG_BUILD_DIR)" modules - $(TARGET_CC) $(TARGET_CFLAGS) $(RZSCFLAGS) $(PKG_BUILD_DIR)/$(RZSC)/rzscontrol.c -o $(PKG_BUILD_DIR)/rzscontrol -endef - -define Package/compcache/install - $(INSTALL_DIR) $(1)/etc/config - $(INSTALL_DATA) ./files/compcache.config $(1)/etc/config/compcache - $(SED) 's,%ENABLED%,$(if $(CONFIG_COMPCACHE_ENABLE),1,0),g' \ - -e 's,%RAM_REPORTED%,$(call qstrip,$(CONFIG_COMPCACHE_RAM_REPORTED)),g' \ - -e 's,%BACKUP_DEV%,$(call qstrip,$(CONFIG_COMPCACHE_BACKUP_DEV)),g' \ - $(1)/etc/config/compcache - $(INSTALL_DIR) $(1)/etc/init.d - $(INSTALL_BIN) ./files/compcache.init $(1)/etc/init.d/compcache - $(INSTALL_DIR) $(1)/sbin - $(INSTALL_BIN) $(PKG_BUILD_DIR)/rzscontrol $(1)/sbin/rzscontrol -endef - -define Package/compcache/config - source "$(SOURCE)/Config.in" -endef - -$(eval $(call BuildPackage,compcache)) -$(eval $(call KernelPackage,ramzswap)) diff --git a/package/compcache/files/compcache.config b/package/compcache/files/compcache.config deleted file mode 100644 index 3faab3e140..0000000000 --- a/package/compcache/files/compcache.config +++ /dev/null @@ -1,4 +0,0 @@ -config compcache - option 'enabled' '%ENABLED%' - option 'size_kbytes' '%RAM_REPORTED%' - option 'backup_dev' '%BACKUP_DEV%' diff --git a/package/compcache/files/compcache.init b/package/compcache/files/compcache.init deleted file mode 100644 index 5939d9f61c..0000000000 --- a/package/compcache/files/compcache.init +++ /dev/null @@ -1,48 +0,0 @@ -#!/bin/sh /etc/rc.common -# Copyright (C) 2008 OpenWrt.org -START=14 - -load_modules() { - local section="$1" - config_get "size_kbytes" "$section" "size_kbytes" - config_get "backup_dev" "$section" "backup_dev" - #CC_PARAM_STR="memlimit_kb=$1 backing_dev=$BACKING_DEV" - config_get_bool "enabled" "$section" "enabled" '1' - if [ "$enabled" -gt 0 ]; then - if [ "`cat /proc/swaps | grep 'ramzswap0'`" != "" ]; then - echo "compcache already loaded" - else - if [ "$backup_dev" != "" ]; then - params_set="memlimit_kb=$size_kbytes backing_swap=$backup_dev" - else - params_set="disksize_kb=$size_kbytes" - fi - if [ "`lsmod | grep 'ramzswap'`" == "" ]; then - insmod lzo1x - insmod ramzswap $params_set - sleep 2 - swapon /dev/ramzswap0 - fi - fi - fi -} - -remove_modules() { - local section="$1" - config_get_bool "enabled" "$section" "enabled" '1' - if [ "$enabled" -gt 0 ]; then - [ "`cat /proc/swaps | grep 'ramzswap0'`" != "" ] && swapoff /dev/ramzswap0 - [ "`lsmod | grep 'ramzswap'`" != "" ] && rmmod ramzswap &> /dev/null - [ "`lsmod | grep 'lzo1x'`" != "" ] && rmmod lzo1x &> /dev/null - fi -} - -start() { - config_load "compcache" - config_foreach load_modules "compcache" -} - -stop() { - config_load "compcache" - config_foreach remove_modules "compcache" -} diff --git a/package/compcache/patches/000-provide_lzo_kmod.patch b/package/compcache/patches/000-provide_lzo_kmod.patch deleted file mode 100644 index 1dab085074..0000000000 --- a/package/compcache/patches/000-provide_lzo_kmod.patch +++ /dev/null @@ -1,647 +0,0 @@ ---- a/Makefile -+++ b/Makefile -@@ -1,14 +1,17 @@ - KERNEL_BUILD_PATH ?= "/lib/modules/$(shell uname -r)/build" - - XVM = sub-projects/allocators/xvmalloc-kmod -+LZO = sub-projects/compression/lzo-kmod - EXTRA_CFLAGS := -DCONFIG_RAMZSWAP_STATS \ - -Wall - --obj-m += ramzswap.o -+obj-m += ramzswap.o $(LZO)/lzo1x.o - ramzswap-objs := ramzswap_drv.o $(XVM)/xvmalloc.o -+ - - all: - make -C $(KERNEL_BUILD_PATH) M=$(PWD) modules -+ make -C $(KERNEL_BUILD_PATH) M=$(PWD)/$(LZO) modules - make -C sub-projects/rzscontrol - - doc: -@@ -16,5 +19,6 @@ doc: - - clean: - make -C $(KERNEL_BUILD_PATH) M=$(PWD) clean -+ make -C $(KERNEL_BUILD_PATH) M=$(PWD)/$(LZO) clean - make -C sub-projects/rzscontrol clean - @rm -rf *.ko ---- a/ramzswap_drv.c -+++ b/ramzswap_drv.c -@@ -23,13 +23,13 @@ - #include - #include - #include --#include - #include - #include - #include - #include - #include - -+#include "lzo.h" - #include "compat.h" - #include "ramzswap_drv.h" - ---- /dev/null -+++ b/sub-projects/compression/lzo-kmod/lzo1x.c -@@ -0,0 +1,7 @@ -+#include -+ -+#include "lzo1x_compress.c" -+#include "lzo1x_decompress.c" -+ -+MODULE_LICENSE("GPL"); -+MODULE_DESCRIPTION("LZO1X Lib"); ---- /dev/null -+++ b/sub-projects/compression/lzo-kmod/lzo1x_compress.c -@@ -0,0 +1,227 @@ -+/* -+ * LZO1X Compressor from MiniLZO -+ * -+ * Copyright (C) 1996-2005 Markus F.X.J. Oberhumer -+ * -+ * The full LZO package can be found at: -+ * http://www.oberhumer.com/opensource/lzo/ -+ * -+ * Changed for kernel use by: -+ * Nitin Gupta -+ * Richard Purdie -+ */ -+ -+#include -+#include -+#include -+ -+#include "lzodefs.h" -+#include "lzo.h" -+ -+static noinline size_t -+_lzo1x_1_do_compress(const unsigned char *in, size_t in_len, -+ unsigned char *out, size_t *out_len, void *wrkmem) -+{ -+ const unsigned char * const in_end = in + in_len; -+ const unsigned char * const ip_end = in + in_len - M2_MAX_LEN - 5; -+ const unsigned char ** const dict = wrkmem; -+ const unsigned char *ip = in, *ii = ip; -+ const unsigned char *end, *m, *m_pos; -+ size_t m_off, m_len, dindex; -+ unsigned char *op = out; -+ -+ ip += 4; -+ -+ for (;;) { -+ dindex = ((size_t)(0x21 * DX3(ip, 5, 5, 6)) >> 5) & D_MASK; -+ m_pos = dict[dindex]; -+ -+ if (m_pos < in) -+ goto literal; -+ -+ if (ip == m_pos || ((size_t)(ip - m_pos) > M4_MAX_OFFSET)) -+ goto literal; -+ -+ m_off = ip - m_pos; -+ if (m_off <= M2_MAX_OFFSET || m_pos[3] == ip[3]) -+ goto try_match; -+ -+ dindex = (dindex & (D_MASK & 0x7ff)) ^ (D_HIGH | 0x1f); -+ m_pos = dict[dindex]; -+ -+ if (m_pos < in) -+ goto literal; -+ -+ if (ip == m_pos || ((size_t)(ip - m_pos) > M4_MAX_OFFSET)) -+ goto literal; -+ -+ m_off = ip - m_pos; -+ if (m_off <= M2_MAX_OFFSET || m_pos[3] == ip[3]) -+ goto try_match; -+ -+ goto literal; -+ -+try_match: -+ if (get_unaligned((const unsigned short *)m_pos) -+ == get_unaligned((const unsigned short *)ip)) { -+ if (likely(m_pos[2] == ip[2])) -+ goto match; -+ } -+ -+literal: -+ dict[dindex] = ip; -+ ++ip; -+ if (unlikely(ip >= ip_end)) -+ break; -+ continue; -+ -+match: -+ dict[dindex] = ip; -+ if (ip != ii) { -+ size_t t = ip - ii; -+ -+ if (t <= 3) { -+ op[-2] |= t; -+ } else if (t <= 18) { -+ *op++ = (t - 3); -+ } else { -+ size_t tt = t - 18; -+ -+ *op++ = 0; -+ while (tt > 255) { -+ tt -= 255; -+ *op++ = 0; -+ } -+ *op++ = tt; -+ } -+ do { -+ *op++ = *ii++; -+ } while (--t > 0); -+ } -+ -+ ip += 3; -+ if (m_pos[3] != *ip++ || m_pos[4] != *ip++ -+ || m_pos[5] != *ip++ || m_pos[6] != *ip++ -+ || m_pos[7] != *ip++ || m_pos[8] != *ip++) { -+ --ip; -+ m_len = ip - ii; -+ -+ if (m_off <= M2_MAX_OFFSET) { -+ m_off -= 1; -+ *op++ = (((m_len - 1) << 5) -+ | ((m_off & 7) << 2)); -+ *op++ = (m_off >> 3); -+ } else if (m_off <= M3_MAX_OFFSET) { -+ m_off -= 1; -+ *op++ = (M3_MARKER | (m_len - 2)); -+ goto m3_m4_offset; -+ } else { -+ m_off -= 0x4000; -+ -+ *op++ = (M4_MARKER | ((m_off & 0x4000) >> 11) -+ | (m_len - 2)); -+ goto m3_m4_offset; -+ } -+ } else { -+ end = in_end; -+ m = m_pos + M2_MAX_LEN + 1; -+ -+ while (ip < end && *m == *ip) { -+ m++; -+ ip++; -+ } -+ m_len = ip - ii; -+ -+ if (m_off <= M3_MAX_OFFSET) { -+ m_off -= 1; -+ if (m_len <= 33) { -+ *op++ = (M3_MARKER | (m_len - 2)); -+ } else { -+ m_len -= 33; -+ *op++ = M3_MARKER | 0; -+ goto m3_m4_len; -+ } -+ } else { -+ m_off -= 0x4000; -+ if (m_len <= M4_MAX_LEN) { -+ *op++ = (M4_MARKER -+ | ((m_off & 0x4000) >> 11) -+ | (m_len - 2)); -+ } else { -+ m_len -= M4_MAX_LEN; -+ *op++ = (M4_MARKER -+ | ((m_off & 0x4000) >> 11)); -+m3_m4_len: -+ while (m_len > 255) { -+ m_len -= 255; -+ *op++ = 0; -+ } -+ -+ *op++ = (m_len); -+ } -+ } -+m3_m4_offset: -+ *op++ = ((m_off & 63) << 2); -+ *op++ = (m_off >> 6); -+ } -+ -+ ii = ip; -+ if (unlikely(ip >= ip_end)) -+ break; -+ } -+ -+ *out_len = op - out; -+ return in_end - ii; -+} -+ -+int lzo1x_1_compress(const unsigned char *in, size_t in_len, unsigned char *out, -+ size_t *out_len, void *wrkmem) -+{ -+ const unsigned char *ii; -+ unsigned char *op = out; -+ size_t t; -+ -+ if (unlikely(in_len <= M2_MAX_LEN + 5)) { -+ t = in_len; -+ } else { -+ t = _lzo1x_1_do_compress(in, in_len, op, out_len, wrkmem); -+ op += *out_len; -+ } -+ -+ if (t > 0) { -+ ii = in + in_len - t; -+ -+ if (op == out && t <= 238) { -+ *op++ = (17 + t); -+ } else if (t <= 3) { -+ op[-2] |= t; -+ } else if (t <= 18) { -+ *op++ = (t - 3); -+ } else { -+ size_t tt = t - 18; -+ -+ *op++ = 0; -+ while (tt > 255) { -+ tt -= 255; -+ *op++ = 0; -+ } -+ -+ *op++ = tt; -+ } -+ do { -+ *op++ = *ii++; -+ } while (--t > 0); -+ } -+ -+ *op++ = M4_MARKER | 1; -+ *op++ = 0; -+ *op++ = 0; -+ -+ *out_len = op - out; -+ return LZO_E_OK; -+} -+EXPORT_SYMBOL_GPL(lzo1x_1_compress); -+ -+MODULE_LICENSE("GPL"); -+MODULE_DESCRIPTION("LZO1X-1 Compressor"); -+ ---- /dev/null -+++ b/sub-projects/compression/lzo-kmod/lzo1x_decompress.c -@@ -0,0 +1,255 @@ -+/* -+ * LZO1X Decompressor from MiniLZO -+ * -+ * Copyright (C) 1996-2005 Markus F.X.J. Oberhumer -+ * -+ * The full LZO package can be found at: -+ * http://www.oberhumer.com/opensource/lzo/ -+ * -+ * Changed for kernel use by: -+ * Nitin Gupta -+ * Richard Purdie -+ */ -+ -+#include -+#include -+#include -+#include -+ -+#include "lzodefs.h" -+#include "lzo.h" -+ -+#define HAVE_IP(x, ip_end, ip) ((size_t)(ip_end - ip) < (x)) -+#define HAVE_OP(x, op_end, op) ((size_t)(op_end - op) < (x)) -+#define HAVE_LB(m_pos, out, op) (m_pos < out || m_pos >= op) -+ -+#define COPY4(dst, src) \ -+ put_unaligned(get_unaligned((const u32 *)(src)), (u32 *)(dst)) -+ -+int lzo1x_decompress_safe(const unsigned char *in, size_t in_len, -+ unsigned char *out, size_t *out_len) -+{ -+ const unsigned char * const ip_end = in + in_len; -+ unsigned char * const op_end = out + *out_len; -+ const unsigned char *ip = in, *m_pos; -+ unsigned char *op = out; -+ size_t t; -+ -+ *out_len = 0; -+ -+ if (*ip > 17) { -+ t = *ip++ - 17; -+ if (t < 4) -+ goto match_next; -+ if (HAVE_OP(t, op_end, op)) -+ goto output_overrun; -+ if (HAVE_IP(t + 1, ip_end, ip)) -+ goto input_overrun; -+ do { -+ *op++ = *ip++; -+ } while (--t > 0); -+ goto first_literal_run; -+ } -+ -+ while ((ip < ip_end)) { -+ t = *ip++; -+ if (t >= 16) -+ goto match; -+ if (t == 0) { -+ if (HAVE_IP(1, ip_end, ip)) -+ goto input_overrun; -+ while (*ip == 0) { -+ t += 255; -+ ip++; -+ if (HAVE_IP(1, ip_end, ip)) -+ goto input_overrun; -+ } -+ t += 15 + *ip++; -+ } -+ if (HAVE_OP(t + 3, op_end, op)) -+ goto output_overrun; -+ if (HAVE_IP(t + 4, ip_end, ip)) -+ goto input_overrun; -+ -+ COPY4(op, ip); -+ op += 4; -+ ip += 4; -+ if (--t > 0) { -+ if (t >= 4) { -+ do { -+ COPY4(op, ip); -+ op += 4; -+ ip += 4; -+ t -= 4; -+ } while (t >= 4); -+ if (t > 0) { -+ do { -+ *op++ = *ip++; -+ } while (--t > 0); -+ } -+ } else { -+ do { -+ *op++ = *ip++; -+ } while (--t > 0); -+ } -+ } -+ -+first_literal_run: -+ t = *ip++; -+ if (t >= 16) -+ goto match; -+ m_pos = op - (1 + M2_MAX_OFFSET); -+ m_pos -= t >> 2; -+ m_pos -= *ip++ << 2; -+ -+ if (HAVE_LB(m_pos, out, op)) -+ goto lookbehind_overrun; -+ -+ if (HAVE_OP(3, op_end, op)) -+ goto output_overrun; -+ *op++ = *m_pos++; -+ *op++ = *m_pos++; -+ *op++ = *m_pos; -+ -+ goto match_done; -+ -+ do { -+match: -+ if (t >= 64) { -+ m_pos = op - 1; -+ m_pos -= (t >> 2) & 7; -+ m_pos -= *ip++ << 3; -+ t = (t >> 5) - 1; -+ if (HAVE_LB(m_pos, out, op)) -+ goto lookbehind_overrun; -+ if (HAVE_OP(t + 3 - 1, op_end, op)) -+ goto output_overrun; -+ goto copy_match; -+ } else if (t >= 32) { -+ t &= 31; -+ if (t == 0) { -+ if (HAVE_IP(1, ip_end, ip)) -+ goto input_overrun; -+ while (*ip == 0) { -+ t += 255; -+ ip++; -+ if (HAVE_IP(1, ip_end, ip)) -+ goto input_overrun; -+ } -+ t += 31 + *ip++; -+ } -+ m_pos = op - 1; -+ m_pos -= le16_to_cpu(get_unaligned( -+ (const unsigned short *)ip)) >> 2; -+ ip += 2; -+ } else if (t >= 16) { -+ m_pos = op; -+ m_pos -= (t & 8) << 11; -+ -+ t &= 7; -+ if (t == 0) { -+ if (HAVE_IP(1, ip_end, ip)) -+ goto input_overrun; -+ while (*ip == 0) { -+ t += 255; -+ ip++; -+ if (HAVE_IP(1, ip_end, ip)) -+ goto input_overrun; -+ } -+ t += 7 + *ip++; -+ } -+ m_pos -= le16_to_cpu(get_unaligned( -+ (const unsigned short *)ip)) >> 2; -+ ip += 2; -+ if (m_pos == op) -+ goto eof_found; -+ m_pos -= 0x4000; -+ } else { -+ m_pos = op - 1; -+ m_pos -= t >> 2; -+ m_pos -= *ip++ << 2; -+ -+ if (HAVE_LB(m_pos, out, op)) -+ goto lookbehind_overrun; -+ if (HAVE_OP(2, op_end, op)) -+ goto output_overrun; -+ -+ *op++ = *m_pos++; -+ *op++ = *m_pos; -+ goto match_done; -+ } -+ -+ if (HAVE_LB(m_pos, out, op)) -+ goto lookbehind_overrun; -+ if (HAVE_OP(t + 3 - 1, op_end, op)) -+ goto output_overrun; -+ -+ if (t >= 2 * 4 - (3 - 1) && (op - m_pos) >= 4) { -+ COPY4(op, m_pos); -+ op += 4; -+ m_pos += 4; -+ t -= 4 - (3 - 1); -+ do { -+ COPY4(op, m_pos); -+ op += 4; -+ m_pos += 4; -+ t -= 4; -+ } while (t >= 4); -+ if (t > 0) -+ do { -+ *op++ = *m_pos++; -+ } while (--t > 0); -+ } else { -+copy_match: -+ *op++ = *m_pos++; -+ *op++ = *m_pos++; -+ do { -+ *op++ = *m_pos++; -+ } while (--t > 0); -+ } -+match_done: -+ t = ip[-2] & 3; -+ if (t == 0) -+ break; -+match_next: -+ if (HAVE_OP(t, op_end, op)) -+ goto output_overrun; -+ if (HAVE_IP(t + 1, ip_end, ip)) -+ goto input_overrun; -+ -+ *op++ = *ip++; -+ if (t > 1) { -+ *op++ = *ip++; -+ if (t > 2) -+ *op++ = *ip++; -+ } -+ -+ t = *ip++; -+ } while (ip < ip_end); -+ } -+ -+ *out_len = op - out; -+ return LZO_E_EOF_NOT_FOUND; -+ -+eof_found: -+ *out_len = op - out; -+ return (ip == ip_end ? LZO_E_OK : -+ (ip < ip_end ? LZO_E_INPUT_NOT_CONSUMED : LZO_E_INPUT_OVERRUN)); -+input_overrun: -+ *out_len = op - out; -+ return LZO_E_INPUT_OVERRUN; -+ -+output_overrun: -+ *out_len = op - out; -+ return LZO_E_OUTPUT_OVERRUN; -+ -+lookbehind_overrun: -+ *out_len = op - out; -+ return LZO_E_LOOKBEHIND_OVERRUN; -+} -+ -+EXPORT_SYMBOL_GPL(lzo1x_decompress_safe); -+ -+MODULE_LICENSE("GPL"); -+MODULE_DESCRIPTION("LZO1X Decompressor"); -+ ---- /dev/null -+++ b/sub-projects/compression/lzo-kmod/lzodefs.h -@@ -0,0 +1,43 @@ -+/* -+ * lzodefs.h -- architecture, OS and compiler specific defines -+ * -+ * Copyright (C) 1996-2005 Markus F.X.J. Oberhumer -+ * -+ * The full LZO package can be found at: -+ * http://www.oberhumer.com/opensource/lzo/ -+ * -+ * Changed for kernel use by: -+ * Nitin Gupta -+ * Richard Purdie -+ */ -+ -+#define LZO_VERSION 0x2020 -+#define LZO_VERSION_STRING "2.02" -+#define LZO_VERSION_DATE "Oct 17 2005" -+ -+#define M1_MAX_OFFSET 0x0400 -+#define M2_MAX_OFFSET 0x0800 -+#define M3_MAX_OFFSET 0x4000 -+#define M4_MAX_OFFSET 0xbfff -+ -+#define M1_MIN_LEN 2 -+#define M1_MAX_LEN 2 -+#define M2_MIN_LEN 3 -+#define M2_MAX_LEN 8 -+#define M3_MIN_LEN 3 -+#define M3_MAX_LEN 33 -+#define M4_MIN_LEN 3 -+#define M4_MAX_LEN 9 -+ -+#define M1_MARKER 0 -+#define M2_MARKER 64 -+#define M3_MARKER 32 -+#define M4_MARKER 16 -+ -+#define D_BITS 14 -+#define D_MASK ((1u << D_BITS) - 1) -+#define D_HIGH ((D_MASK >> 1) + 1) -+ -+#define DX2(p, s1, s2) (((((size_t)((p)[2]) << (s2)) ^ (p)[1]) \ -+ << (s1)) ^ (p)[0]) -+#define DX3(p, s1, s2, s3) ((DX2((p)+1, s2, s3) << (s1)) ^ (p)[0]) ---- /dev/null -+++ b/sub-projects/compression/lzo-kmod/lzo.h -@@ -0,0 +1,44 @@ -+#ifndef __LZO_H__ -+#define __LZO_H__ -+/* -+ * LZO Public Kernel Interface -+ * A mini subset of the LZO real-time data compression library -+ * -+ * Copyright (C) 1996-2005 Markus F.X.J. Oberhumer -+ * -+ * The full LZO package can be found at: -+ * http://www.oberhumer.com/opensource/lzo/ -+ * -+ * Changed for kernel use by: -+ * Nitin Gupta -+ * Richard Purdie -+ */ -+ -+#define LZO1X_MEM_COMPRESS (16384 * sizeof(unsigned char *)) -+#define LZO1X_1_MEM_COMPRESS LZO1X_MEM_COMPRESS -+ -+#define lzo1x_worst_compress(x) ((x) + ((x) / 16) + 64 + 3) -+ -+/* This requires 'workmem' of size LZO1X_1_MEM_COMPRESS */ -+int lzo1x_1_compress(const unsigned char *src, size_t src_len, -+ unsigned char *dst, size_t *dst_len, void *wrkmem); -+ -+/* safe decompression with overrun testing */ -+int lzo1x_decompress_safe(const unsigned char *src, size_t src_len, -+ unsigned char *dst, size_t *dst_len); -+ -+/* -+ * Return values (< 0 = Error) -+ */ -+#define LZO_E_OK 0 -+#define LZO_E_ERROR (-1) -+#define LZO_E_OUT_OF_MEMORY (-2) -+#define LZO_E_NOT_COMPRESSIBLE (-3) -+#define LZO_E_INPUT_OVERRUN (-4) -+#define LZO_E_OUTPUT_OVERRUN (-5) -+#define LZO_E_LOOKBEHIND_OVERRUN (-6) -+#define LZO_E_EOF_NOT_FOUND (-7) -+#define LZO_E_INPUT_NOT_CONSUMED (-8) -+#define LZO_E_NOT_YET_IMPLEMENTED (-9) -+ -+#endif ---- /dev/null -+++ b/sub-projects/compression/lzo-kmod/Makefile -@@ -0,0 +1,8 @@ -+obj-m += lzo1x_compress.o lzo1x_decompress.o -+ -+all: -+ make -C /lib/modules/$(shell uname -r)/build M=$(PWD) modules -+ -+clean: -+ make -C /lib/modules/$(shell uname -r)/build M=$(PWD) clean -+ diff --git a/package/compcache/patches/001-lzo-speed.patch b/package/compcache/patches/001-lzo-speed.patch deleted file mode 100644 index 130f79da61..0000000000 --- a/package/compcache/patches/001-lzo-speed.patch +++ /dev/null @@ -1,181 +0,0 @@ ---- a/sub-projects/compression/lzo-kmod/lzo1x_compress.c -+++ b/sub-projects/compression/lzo-kmod/lzo1x_compress.c -@@ -62,8 +62,12 @@ _lzo1x_1_do_compress(const unsigned char - goto literal; - - try_match: -+#ifdef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS - if (get_unaligned((const unsigned short *)m_pos) - == get_unaligned((const unsigned short *)ip)) { -+#else -+ if (m_pos[0] == ip[0] && m_pos[1] == ip[1]) { -+#endif - if (likely(m_pos[2] == ip[2])) - goto match; - } -@@ -94,9 +98,14 @@ match: - } - *op++ = tt; - } -- do { -- *op++ = *ii++; -- } while (--t > 0); -+ if (t >= 2 * 4) { -+ memcpy(op, ii, t); -+ op += t; -+ ii += t; -+ } else -+ do { -+ *op++ = *ii++; -+ } while (--t > 0); - } - - ip += 3; -@@ -208,9 +217,14 @@ int lzo1x_1_compress(const unsigned char - - *op++ = tt; - } -- do { -- *op++ = *ii++; -- } while (--t > 0); -+ if (t >= 2 * 4) { -+ memcpy(op, ii, t); -+ op += t; -+ ii += t; -+ } else -+ do { -+ *op++ = *ii++; -+ } while (--t > 0); - } - - *op++ = M4_MARKER | 1; -@@ -224,4 +238,3 @@ EXPORT_SYMBOL_GPL(lzo1x_1_compress); - - MODULE_LICENSE("GPL"); - MODULE_DESCRIPTION("LZO1X-1 Compressor"); -- ---- a/sub-projects/compression/lzo-kmod/lzo1x_decompress.c -+++ b/sub-projects/compression/lzo-kmod/lzo1x_decompress.c -@@ -45,10 +45,7 @@ int lzo1x_decompress_safe(const unsigned - goto output_overrun; - if (HAVE_IP(t + 1, ip_end, ip)) - goto input_overrun; -- do { -- *op++ = *ip++; -- } while (--t > 0); -- goto first_literal_run; -+ goto prep_first_literal_run; - } - - while ((ip < ip_end)) { -@@ -71,30 +68,27 @@ int lzo1x_decompress_safe(const unsigned - if (HAVE_IP(t + 4, ip_end, ip)) - goto input_overrun; - -- COPY4(op, ip); -- op += 4; -- ip += 4; -- if (--t > 0) { -- if (t >= 4) { -- do { -- COPY4(op, ip); -- op += 4; -- ip += 4; -- t -= 4; -- } while (t >= 4); -- if (t > 0) { -- do { -- *op++ = *ip++; -- } while (--t > 0); -- } -- } else { -+ t += (4 - 1); -+ if (t >= 2 * 4) { -+ memcpy(op, ip, t); -+ op += t; -+ ip += t; -+ } else { -+ do { -+ COPY4(op, ip); -+ op += 4; -+ ip += 4; -+ t -= 4; -+ } while (t >= 4); -+ if (t > 0) { -+prep_first_literal_run: - do { - *op++ = *ip++; - } while (--t > 0); - } - } - --first_literal_run: -+//first_literal_run: - t = *ip++; - if (t >= 16) - goto match; -@@ -139,8 +133,7 @@ match: - t += 31 + *ip++; - } - m_pos = op - 1; -- m_pos -= le16_to_cpu(get_unaligned( -- (const unsigned short *)ip)) >> 2; -+ m_pos -= get_unaligned_le16(ip) >> 2; - ip += 2; - } else if (t >= 16) { - m_pos = op; -@@ -158,8 +151,7 @@ match: - } - t += 7 + *ip++; - } -- m_pos -= le16_to_cpu(get_unaligned( -- (const unsigned short *)ip)) >> 2; -+ m_pos -= get_unaligned_le16(ip) >> 2; - ip += 2; - if (m_pos == op) - goto eof_found; -@@ -184,21 +176,33 @@ match: - if (HAVE_OP(t + 3 - 1, op_end, op)) - goto output_overrun; - -- if (t >= 2 * 4 - (3 - 1) && (op - m_pos) >= 4) { -- COPY4(op, m_pos); -- op += 4; -- m_pos += 4; -- t -= 4 - (3 - 1); -- do { -+ if (t >= 2 * 4 - (3 - 1)) { -+ /* -+ * Assume memcpy don't copy -+ * more than 32 bytes at once -+ */ -+ if ((op - m_pos) >= 32) { -+ t += (3 - 1); -+ memcpy(op, m_pos, t); -+ op += t; -+ m_pos += t; -+ } else if ((op - m_pos) >= 4) { - COPY4(op, m_pos); - op += 4; - m_pos += 4; -- t -= 4; -- } while (t >= 4); -- if (t > 0) -+ t -= 4 - (3 - 1); - do { -- *op++ = *m_pos++; -- } while (--t > 0); -+ COPY4(op, m_pos); -+ op += 4; -+ m_pos += 4; -+ t -= 4; -+ } while (t >= 4); -+ if (t > 0) -+ do { -+ *op++ = *m_pos++; -+ } while (--t > 0); -+ } else -+ goto copy_match; - } else { - copy_match: - *op++ = *m_pos++; diff --git a/package/compcache/patches/002-kernel-2.6.34-compat.patch b/package/compcache/patches/002-kernel-2.6.34-compat.patch deleted file mode 100644 index 5cd8129f80..0000000000 --- a/package/compcache/patches/002-kernel-2.6.34-compat.patch +++ /dev/null @@ -1,10 +0,0 @@ ---- a/ramzswap_drv.c -+++ b/ramzswap_drv.c -@@ -23,6 +23,7 @@ - #include - #include - #include -+#include - #include - #include - #include diff --git a/package/compcache/patches/003-kernel-3.x-compat.patch b/package/compcache/patches/003-kernel-3.x-compat.patch deleted file mode 100644 index 70996ebe71..0000000000 --- a/package/compcache/patches/003-kernel-3.x-compat.patch +++ /dev/null @@ -1,31 +0,0 @@ -Index: compcache-0.6.2/ramzswap_drv.c -=================================================================== ---- compcache-0.6.2.orig/ramzswap_drv.c 2012-07-25 01:02:39.000000000 +0200 -+++ compcache-0.6.2/ramzswap_drv.c 2012-07-25 01:04:29.270750850 +0200 -@@ -525,7 +525,7 @@ - - if (S_ISBLK(inode->i_mode)) { - bdev = I_BDEV(inode); -- ret = bd_claim(bdev, setup_backing_swap); -+ ret = blkdev_get(bdev, FMODE_READ | FMODE_WRITE | FMODE_EXCL, setup_backing_swap); - if (ret < 0) { - bdev = NULL; - goto bad_param; -@@ -557,7 +557,7 @@ - - bad_param: - if (bdev) -- bd_release(bdev); -+ blkdev_put(bdev, FMODE_READ | FMODE_WRITE | FMODE_EXCL); - filp_close(swap_file, NULL); - - out: -@@ -1097,7 +1097,7 @@ - /* Close backing swap device, if present */ - if (rzs->backing_swap) { - if (is_backing_blkdev) -- bd_release(rzs->backing_swap); -+ blkdev_put(rzs->backing_swap, FMODE_READ | FMODE_WRITE | FMODE_EXCL); - filp_close(rzs->swap_file, NULL); - rzs->backing_swap = NULL; - memset(rzs->backing_swap_name, 0, MAX_SWAP_NAME_LEN);