Merge branch 'for-linus' of git://one.firstfloor.org/home/andi/git/linux-2.6

* 'for-linus' of git://one.firstfloor.org/home/andi/git/linux-2.6: (231 commits)
  [PATCH] i386: Don't delete cpu_devs data to identify different x86 types in late_initcall
  [PATCH] i386: type may be unused
  [PATCH] i386: Some additional chipset register values validation.
  [PATCH] i386: Add missing !X86_PAE dependincy to the 2G/2G split.
  [PATCH] x86-64: Don't exclude asm-offsets.c in Documentation/dontdiff
  [PATCH] i386: avoid redundant preempt_disable in __unlazy_fpu
  [PATCH] i386: white space fixes in i387.h
  [PATCH] i386: Drop noisy e820 debugging printks
  [PATCH] x86-64: Fix allnoconfig error in genapic_flat.c
  [PATCH] x86-64: Shut up warnings for vfat compat ioctls on other file systems
  [PATCH] x86-64: Share identical video.S between i386 and x86-64
  [PATCH] x86-64: Remove CONFIG_REORDER
  [PATCH] x86-64: Print type and size correctly for unknown compat ioctls
  [PATCH] i386: Remove copy_*_user BUG_ONs for (size < 0)
  [PATCH] i386: Little cleanups in smpboot.c
  [PATCH] x86-64: Don't enable NUMA for a single node in K8 NUMA scanning
  [PATCH] x86: Use RDTSCP for synchronous get_cycles if possible
  [PATCH] i386: Add X86_FEATURE_RDTSCP
  [PATCH] i386: Implement X86_FEATURE_SYNC_RDTSC on i386
  [PATCH] i386: Implement alternative_io for i386
  ...

Fix up trivial conflict in include/linux/highmem.h manually.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

3 files changed, 8 insertions, 12 deletions

diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index ae0654cd11ea..ee5759bef945 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -475,7 +475,7 @@ static void acpi_processor_idle(void)
 
 #ifdef CONFIG_GENERIC_TIME
                 /* TSC halts in C2, so notify users */
-                mark_tsc_unstable();
+                mark_tsc_unstable("possible TSC halt in C2");
 #endif
                 /* Re-enable interrupts */
                 local_irq_enable();
@@ -517,7 +517,7 @@ static void acpi_processor_idle(void)
 
 #ifdef CONFIG_GENERIC_TIME
                 /* TSC halts in C3, so notify users */
-                mark_tsc_unstable();
+                mark_tsc_unstable("TSC halts in C3");
 #endif
                 /* Re-enable interrupts */
                 local_irq_enable();
diff --git a/drivers/char/agp/amd64-agp.c b/drivers/char/agp/amd64-agp.c
index 485720486d60..c9f0f250d78f 100644
--- a/drivers/char/agp/amd64-agp.c
+++ b/drivers/char/agp/amd64-agp.c
@@ -14,6 +14,7 @@
 #include <linux/agp_backend.h>
 #include <linux/mmzone.h>
 #include <asm/page.h>           /* PAGE_SIZE */
+#include <asm/e820.h>
 #include <asm/k8.h>
 #include "agp.h"
 
@@ -259,7 +260,6 @@ static const struct agp_bridge_driver amd_8151_driver = {
 /* Some basic sanity checks for the aperture. */
 static int __devinit aperture_valid(u64 aper, u32 size)
 {
-        u32 pfn, c;
         if (aper == 0) {
                 printk(KERN_ERR PFX "No aperture\n");
                 return 0;
@@ -272,14 +272,9 @@ static int __devinit aperture_valid(u64 aper, u32 size)
                 printk(KERN_ERR PFX "Aperture out of bounds\n");
                 return 0;
         }
-        pfn = aper >> PAGE_SHIFT;
-        for (c = 0; c < size/PAGE_SIZE; c++) {
-                if (!pfn_valid(pfn + c))
-                        break;
-                if (!PageReserved(pfn_to_page(pfn + c))) {
-                        printk(KERN_ERR PFX "Aperture pointing to RAM\n");
-                        return 0;
-                }
+        if (e820_any_mapped(aper, aper + size, E820_RAM)) {
+                printk(KERN_ERR PFX "Aperture pointing to RAM\n");
+                return 0;
         }
 
         /* Request the Aperture. This catches cases when someone else
diff --git a/drivers/video/console/vgacon.c b/drivers/video/console/vgacon.c
index 91a20785108a..3e67c34df9a5 100644
--- a/drivers/video/console/vgacon.c
+++ b/drivers/video/console/vgacon.c
@@ -371,7 +371,8 @@ static const char *vgacon_startup(void)
         }
 
         /* VGA16 modes are not handled by VGACON */
-        if ((ORIG_VIDEO_MODE == 0x0D) ||        /* 320x200/4 */
+        if ((ORIG_VIDEO_MODE == 0x00) ||        /* SCREEN_INFO not initialized */
+            (ORIG_VIDEO_MODE == 0x0D) ||        /* 320x200/4 */
             (ORIG_VIDEO_MODE == 0x0E) ||        /* 640x200/4 */
             (ORIG_VIDEO_MODE == 0x10) ||        /* 640x350/4 */
             (ORIG_VIDEO_MODE == 0x12) ||        /* 640x480/4 */