split kernel patches into board dependend and generic

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@1122 3c298f89-4303-0410-b956-a3cf2f4a3e73

openwrt/target/linux/linux-2.4/Makefile

@@ -169,7 +169,8 @@ $(LINUX_DIR)/.unpacked: $(DL_DIR)/$(LINUX_SOURCE) $(DL_DIR)/$(LINUX_BINARY_WL_DR
 	touch $(LINUX_DIR)/.unpacked
 
 $(LINUX_DIR)/.patched: $(LINUX_DIR)/.unpacked
-	$(PATCH) $(LINUX_DIR) ./patches
+	[ -d ./patches/$(BOARD) ] && $(PATCH) $(LINUX_DIR) ./patches/$(BOARD)
+	$(PATCH) $(LINUX_DIR) ./patches/generic
 	touch $(LINUX_DIR)/.patched
 
 $(LINUX_DIR)/.configured: $(LINUX_DIR)/.patched

openwrt/target/linux/linux-2.4/patches/generic/004-exec_pagesize.patch

@@ -0,0 +1,11 @@
+--- linux.old/include/asm-mips/param.h	2005-01-19 15:10:12.000000000 +0100
++++ linux.dev/include/asm-mips/param.h	2005-05-30 02:42:06.000000000 +0200
+@@ -55,7 +55,7 @@
+ #endif /* defined(__KERNEL__)  */
+ #endif /* defined(HZ)  */
+ 
+-#define EXEC_PAGESIZE	65536
++#define EXEC_PAGESIZE	4096
+ 
+ #ifndef NGROUPS
+ #define NGROUPS		32