xen/pv-driver-build.patch

Index: 2007-01-19/unmodified_drivers/linux-2.6/mkbuildtree
===================================================================
--- 2007-01-19.orig/unmodified_drivers/linux-2.6/mkbuildtree	2006-12-14 22:49:58.000000000 +0100
+++ 2007-01-19/unmodified_drivers/linux-2.6/mkbuildtree	2007-01-24 14:48:33.000000000 +0100
@@ -8,10 +8,12 @@ else
     echo "This may be overridden on the command line (i386,x86_64,ia64)."
 fi
 
-C=$PWD
-
-XEN=$C/../../xen
-XL=$C/../../linux-2.6-xen-sparse
+if [ -n "$XL" -a -d "$XL" ]; then
+    XL=$(cd $XL && pwd)
+else
+    XL=/usr/src/linux
+fi
+cd "$(dirname "$0")"
 
 for d in $(find ${XL}/drivers/xen/ -maxdepth 1 -type d | sed -e 1d); do
     if ! echo $d | egrep -q back; then
@@ -24,14 +26,9 @@ ln -sf ${XL}/drivers/xen/core/features.c
 ln -sf ${XL}/drivers/xen/core/xen_proc.c xenbus
 ln -sf ${XL}/drivers/xen/core/reboot.c util
 
-mkdir -p include
-mkdir -p include/xen
-mkdir -p include/public
-mkdir -p include/asm
-mkdir -p include/asm/xen
+mkdir -p include/asm include/xen
 
 lndir -silent ${XL}/include/xen include/xen
-ln -nsf ${XEN}/include/public include/xen/interface
 
 # Need to be quite careful here: we don't want the files we link in to
 # risk overriding the native Linux ones (in particular, system.h must
@@ -43,7 +40,8 @@ in
     ln -sf ${XL}/include/asm-x86_64/mach-xen/asm/hypercall.h include/asm
     ln -sf ${XL}/include/asm-x86_64/mach-xen/asm/synch_bitops.h include/asm
     ln -sf ${XL}/include/asm-x86_64/mach-xen/asm/maddr.h include/asm
-    ln -sf ${XL}/include/asm-i386 include/asm-i386
+    mkdir include/asm-i386
+    lndir -silent ${XL}/include/asm-i386 include/asm-i386
   ;;
 i[34567]86)
     ln -sf ${XL}/include/asm-i386/mach-xen/asm/hypervisor.h include/asm
@@ -56,6 +54,7 @@ i[34567]86)
     ln -sf ${XL}/include/asm-ia64/hypercall.h include/asm
     ln -sf ${XL}/include/asm-ia64/synch_bitops.h include/asm
     ln -sf ${XL}/include/asm-ia64/maddr.h include/asm
+    mkdir include/asm/xen
     ln -sf ${XL}/include/asm-ia64/xen/xcom_hcall.h include/asm/xen
     ln -sf ${XL}/include/asm-ia64/xen/xencomm.h include/asm/xen
     ln -sf ${XL}/arch/ia64/xen/xcom_mini.c platform-pci
Index: 2007-01-19/unmodified_drivers/linux-2.6/compat-include/xen/platform-compat.h
===================================================================
--- 2007-01-19.orig/unmodified_drivers/linux-2.6/compat-include/xen/platform-compat.h	2006-12-14 22:49:58.000000000 +0100
+++ 2007-01-19/unmodified_drivers/linux-2.6/compat-include/xen/platform-compat.h	2007-01-26 10:44:53.000000000 +0100
@@ -69,4 +69,12 @@ extern char *kasprintf(gfp_t gfp, const 
        __attribute__ ((format (printf, 2, 3)));
 #endif
 
+/*
+ * This variable at present is referenced by netfront, but only in code that
+ * is dead when running in hvm guests. To detect potential active uses of it
+ * in the future, don't try to supply a 'valid' value here, so that any
+ * mappings created with it will fault when accessed.
+ */
+#define __supported_pte_mask ((maddr_t)0)
+
 #endif
Index: 2007-01-19/unmodified_drivers/linux-2.6/overrides.mk
===================================================================
--- 2007-01-19.orig/unmodified_drivers/linux-2.6/overrides.mk	2006-12-14 22:49:58.000000000 +0100
+++ 2007-01-19/unmodified_drivers/linux-2.6/overrides.mk	2007-01-23 13:19:27.000000000 +0100
@@ -4,9 +4,5 @@
 #
 # (i.e. we need the native config for things like -mregparm, but
 # a Xen kernel to find the right headers)
-EXTRA_CFLAGS += -DCONFIG_VMX -DCONFIG_VMX_GUEST -DCONFIG_X86_XEN
-EXTRA_CFLAGS += -DCONFIG_XEN_SHADOW_MODE -DCONFIG_XEN_SHADOW_TRANSLATE
-EXTRA_CFLAGS += -DCONFIG_XEN_BLKDEV_GRANT -DXEN_EVTCHN_MASK_OPS
-EXTRA_CFLAGS += -DCONFIG_XEN_NETDEV_GRANT_RX -DCONFIG_XEN_NETDEV_GRANT_TX
 EXTRA_CFLAGS += -D__XEN_INTERFACE_VERSION__=0x00030202
 EXTRA_CFLAGS += -I$(M)/include -I$(M)/compat-include -DHAVE_XEN_PLATFORM_COMPAT_H
Index: 2007-01-19/unmodified_drivers/linux-2.6/platform-pci/platform-compat.c
===================================================================
--- 2007-01-19.orig/unmodified_drivers/linux-2.6/platform-pci/platform-compat.c	2006-12-14 22:49:58.000000000 +0100
+++ 2007-01-19/unmodified_drivers/linux-2.6/platform-pci/platform-compat.c	2007-01-23 12:54:45.000000000 +0100
@@ -115,7 +115,9 @@ void *kzalloc(size_t size, int flags)
 EXPORT_SYMBOL(kzalloc);
 #endif
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,18)
+#if defined(CONFIG_SUSE_KERNEL) \
+    ? LINUX_VERSION_CODE < KERNEL_VERSION(2,6,16) \
+    : LINUX_VERSION_CODE < KERNEL_VERSION(2,6,18)
 /* Simplified asprintf. */
 char *kasprintf(gfp_t gfp, const char *fmt, ...)
 {