[Xen-ia64-devel] Re: [Xen-devel][PATCH][RESEND] PV drivers for HVM guests

["Kasai Takanori" <kasai.takanori@xxxxxxxxxxxxxx>]

Hi Ian,

> I've attached my current patch including the ptrace fix from above and
> the comments from below. Can you give it a go?
I confirmed this patch. (cs:12004)
I tested compiling it and simple test on RHEL4U2 and RHEL4U4.

Thanks

--
Takanori Kasai


As follows:
------------
diff -r cf05aabe6e65 linux-2.6-xen-sparse/include/asm-ia64/hypercall.h
--- a/linux-2.6-xen-sparse/include/asm-ia64/hypercall.h Wed Oct 25 15:29:00 
2006 -0600
+++ b/linux-2.6-xen-sparse/include/asm-ia64/hypercall.h Sat Oct 28 13:30:39 2006 
+0900
@@ -39,6 +39,10 @@

#include <asm/xen/xcom_hcall.h>
struct xencomm_handle;
+
+#ifdef HAVE_XEN_PLATFORM_COMPAT_H
+#include <xen/platform-compat.h>
+#endif

/*
 * Assembler stubs for hyper-calls.
diff -r cf05aabe6e65 linux-2.6-xen-sparse/include/asm-ia64/xen/xencomm.h
--- a/linux-2.6-xen-sparse/include/asm-ia64/xen/xencomm.h Wed Oct 25 15:29:00 
2006 -0600
+++ b/linux-2.6-xen-sparse/include/asm-ia64/xen/xencomm.h Sat Oct 28 13:42:40 
2006 +0900
@@ -20,6 +20,10 @@
#define _LINUX_XENCOMM_H_

#include <xen/interface/xencomm.h>
+
+#ifdef HAVE_XEN_PLATFORM_COMPAT_H
+#include <xen/platform-compat.h>
+#endif

#define XENCOMM_MINI_ADDRS 3
struct xencomm_mini {
diff -r cf05aabe6e65 
unmodified_drivers/linux-2.6/compat-include/asm-generic/pgtable-nopud.h
--- a/unmodified_drivers/linux-2.6/compat-include/asm-generic/pgtable-nopud.h 
Wed Oct 25 15:29:00 2006 -0600
+++ b/unmodified_drivers/linux-2.6/compat-include/asm-generic/pgtable-nopud.h 
Sat Oct 28 12:50:07 2006 +0900
@@ -9,6 +9,7 @@
#define pud_offset(d, va)     d
#define pud_none(pud)         0
#define pud_present(pud)      1
+#define pud_bad(pud)          0
#define PTRS_PER_PUD          1

#endif /* _PGTABLE_NOPUD_H */
diff -r cf05aabe6e65 
unmodified_drivers/linux-2.6/compat-include/xen/platform-compat.h
--- a/unmodified_drivers/linux-2.6/compat-include/xen/platform-compat.h Wed Oct 
25 15:29:00 2006 -0600
+++ b/unmodified_drivers/linux-2.6/compat-include/xen/platform-compat.h Sat Oct 
28 13:16:35 2006 +0900
@@ -25,6 +25,21 @@
#define NET_IP_ALIGN 0
#endif

+#if defined(_LINUX_ERR_H) && !defined(IS_ERR_VALUE)
+#define IS_ERR_VALUE(x) unlikely((x) > (unsigned long)-1000L)
+#endif
+
+#if defined(_ASM_IA64_PGTABLE_H) && !defined(_PGTABLE_NOPUD_H)
+#include <asm-generic/pgtable-nopud.h>
+#endif
+
+/* Some kernels have this typedef backported so we cannot reliably
+ * detect based on version number, hence we forcibly #define it.
+ */
+#if defined(__LINUX_TYPES_H) || defined(__LINUX_GFP_H)
+#define gfp_t unsigned
+#endif
+
#if defined(_LINUX_FS_H) && LINUX_VERSION_CODE < KERNEL_VERSION(2,6,9)
#define nonseekable_open(inode, filp) /* Nothing to do */
#endif



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