Merge branch 'core-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip

* 'core-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
  lockdep: fix irqs on/off ip tracing
  lockdep: minor fix for debug_show_all_locks()
  x86: restore the old swiotlb alloc_coherent behavior
  x86: use GFP_DMA for 24bit coherent_dma_mask
  swiotlb: remove panic for alloc_coherent failure
  xen: compilation fix of drivers/xen/events.c on IA64
  xen: portability clean up and some minor clean up for xencomm.c
  xen: don't reload cr3 on suspend
  kernel/resource: fix reserve_region_with_split() section mismatch
  printk: remove unused code from kernel/printk.c

3 files changed, 5 insertions, 22 deletions

diff --git a/drivers/xen/events.c b/drivers/xen/events.c
index 9ce1ab6c268d..1e3b934a4cf7 100644
--- a/drivers/xen/events.c
+++ b/drivers/xen/events.c
@@ -774,7 +774,7 @@ void xen_poll_irq(int irq)
 
                 poll.nr_ports = 1;
                 poll.timeout = 0;
-                poll.ports = &evtchn;
+                set_xen_guest_handle(poll.ports, &evtchn);
 
                 if (HYPERVISOR_sched_op(SCHEDOP_poll, &poll) != 0)
                         BUG();
diff --git a/drivers/xen/manage.c b/drivers/xen/manage.c
index d0e87cbe157c..9b91617b9582 100644
--- a/drivers/xen/manage.c
+++ b/drivers/xen/manage.c
@@ -39,8 +39,6 @@ static int xen_suspend(void *data)
 
         BUG_ON(!irqs_disabled());
 
-        load_cr3(swapper_pg_dir);
-
         err = device_power_down(PMSG_SUSPEND);
         if (err) {
                 printk(KERN_ERR "xen_suspend: device_power_down failed: %d\n",
diff --git a/drivers/xen/xencomm.c b/drivers/xen/xencomm.c
index 797cb4e31f07..a240b2c20b99 100644
--- a/drivers/xen/xencomm.c
+++ b/drivers/xen/xencomm.c
@@ -23,13 +23,7 @@
 #include <asm/page.h>
 #include <xen/xencomm.h>
 #include <xen/interface/xen.h>
-#ifdef __ia64__
-#include <asm/xen/xencomm.h>    /* for is_kern_addr() */
-#endif
-
-#ifdef HAVE_XEN_PLATFORM_COMPAT_H
-#include <xen/platform-compat.h>
-#endif
+#include <asm/xen/xencomm.h>    /* for xencomm_is_phys_contiguous() */
 
 static int xencomm_init(struct xencomm_desc *desc,
                         void *buffer, unsigned long bytes)
@@ -157,20 +151,11 @@ static int xencomm_create(void *buffer, unsigned long bytes,
         return 0;
 }
 
-/* check if memory address is within VMALLOC region  */
-static int is_phys_contiguous(unsigned long addr)
-{
-        if (!is_kernel_addr(addr))
-                return 0;
-
-        return (addr < VMALLOC_START) || (addr >= VMALLOC_END);
-}
-
 static struct xencomm_handle *xencomm_create_inline(void *ptr)
 {
         unsigned long paddr;
 
-        BUG_ON(!is_phys_contiguous((unsigned long)ptr));
+        BUG_ON(!xencomm_is_phys_contiguous((unsigned long)ptr));
 
         paddr = (unsigned long)xencomm_pa(ptr);
         BUG_ON(paddr & XENCOMM_INLINE_FLAG);
@@ -202,7 +187,7 @@ struct xencomm_handle *xencomm_map(void *ptr, unsigned long bytes)
         int rc;
         struct xencomm_desc *desc;
 
-        if (is_phys_contiguous((unsigned long)ptr))
+        if (xencomm_is_phys_contiguous((unsigned long)ptr))
                 return xencomm_create_inline(ptr);
 
         rc = xencomm_create(ptr, bytes, &desc, GFP_KERNEL);
@@ -219,7 +204,7 @@ struct xencomm_handle *__xencomm_map_no_alloc(void *ptr, unsigned long bytes,
         int rc;
         struct xencomm_desc *desc = NULL;
 
-        if (is_phys_contiguous((unsigned long)ptr))
+        if (xencomm_is_phys_contiguous((unsigned long)ptr))
                 return xencomm_create_inline(ptr);
 
         rc = xencomm_create_mini(ptr, bytes, xc_desc,