13 files changed, 32 insertions, 23 deletions

diff --git a/drivers/char/agp/backend.c b/drivers/char/agp/backend.c
index 73f333f491bd..27bca34b4a65 100644
--- a/drivers/char/agp/backend.c
+++ b/drivers/char/agp/backend.c
@@ -147,6 +147,7 @@ static int agp_backend_initialize(struct agp_bridge_data *bridge)
                         printk(KERN_ERR PFX "unable to get memory for scratch page.\n");
                         return -ENOMEM;
                 }
+                flush_agp_mappings();
 
                 bridge->scratch_page_real = virt_to_gart(addr);
                 bridge->scratch_page =
@@ -187,9 +188,11 @@ static int agp_backend_initialize(struct agp_bridge_data *bridge)
         return 0;
 
 err_out:
-        if (bridge->driver->needs_scratch_page)
+        if (bridge->driver->needs_scratch_page) {
                 bridge->driver->agp_destroy_page(
                                 gart_to_virt(bridge->scratch_page_real));
+                flush_agp_mappings();
+        }
         if (got_gatt)
                 bridge->driver->free_gatt_table(bridge);
         if (got_keylist) {
@@ -211,9 +214,11 @@ static void agp_backend_cleanup(struct agp_bridge_data *bridge)
         bridge->key_list = NULL;
 
         if (bridge->driver->agp_destroy_page &&
-            bridge->driver->needs_scratch_page)
+            bridge->driver->needs_scratch_page) {
                 bridge->driver->agp_destroy_page(
                                 gart_to_virt(bridge->scratch_page_real));
+                flush_agp_mappings();
+        }
 }
 
 /* When we remove the global variable agp_bridge from all drivers
diff --git a/drivers/char/agp/generic.c b/drivers/char/agp/generic.c
index c4a38715c6f9..5567ce8d72b0 100644
--- a/drivers/char/agp/generic.c
+++ b/drivers/char/agp/generic.c
@@ -57,7 +57,8 @@ int map_page_into_agp(struct page *page)
 {
         int i;
         i = change_page_attr(page, 1, PAGE_KERNEL_NOCACHE);
-        global_flush_tlb();
+        /* Caller's responsibility to call global_flush_tlb() for
+         * performance reasons */
         return i;
 }
 EXPORT_SYMBOL_GPL(map_page_into_agp);
@@ -66,7 +67,8 @@ int unmap_page_from_agp(struct page *page)
 {
         int i;
         i = change_page_attr(page, 1, PAGE_KERNEL);
-        global_flush_tlb();
+        /* Caller's responsibility to call global_flush_tlb() for
+         * performance reasons */
         return i;
 }
 EXPORT_SYMBOL_GPL(unmap_page_from_agp);
@@ -153,6 +155,7 @@ void agp_free_memory(struct agp_memory *curr)
                 for (i = 0; i < curr->page_count; i++) {
                         curr->bridge->driver->agp_destroy_page(gart_to_virt(curr->memory[i]));
                 }
+                flush_agp_mappings();
         }
         agp_free_key(curr->key);
         vfree(curr->memory);
@@ -210,7 +213,7 @@ struct agp_memory *agp_allocate_memory(struct agp_bridge_data *bridge,
                 new->memory[i] = virt_to_gart(addr);
                 new->page_count++;
         }
-       new->bridge = bridge;
+        new->bridge = bridge;
 
         flush_agp_mappings();
 
diff --git a/drivers/char/agp/i460-agp.c b/drivers/char/agp/i460-agp.c
index 58944cd271ea..34a444658ffe 100644
--- a/drivers/char/agp/i460-agp.c
+++ b/drivers/char/agp/i460-agp.c
@@ -111,8 +111,10 @@ static int i460_fetch_size (void)
 
         if (i460.io_page_shift != I460_IO_PAGE_SHIFT) {
                 printk(KERN_ERR PFX
-                       "I/O (GART) page-size %ZuKB doesn't match expected size %ZuKB\n",
-                       1UL << (i460.io_page_shift - 10), 1UL << (I460_IO_PAGE_SHIFT));
+                        "I/O (GART) page-size %luKB doesn't match expected "
+                                "size %luKB\n",
+                        1UL << (i460.io_page_shift - 10),
+                        1UL << (I460_IO_PAGE_SHIFT));
                 return 0;
         }
 
@@ -514,9 +516,10 @@ static void *i460_alloc_page (struct agp_bridge_data *bridge)
 {
         void *page;
 
-        if (I460_IO_PAGE_SHIFT <= PAGE_SHIFT)
+        if (I460_IO_PAGE_SHIFT <= PAGE_SHIFT) {
                 page = agp_generic_alloc_page(agp_bridge);
-        else
+                global_flush_tlb();
+        } else
                 /* Returning NULL would cause problems */
                 /* AK: really dubious code. */
                 page = (void *)~0UL;
@@ -525,8 +528,10 @@ static void *i460_alloc_page (struct agp_bridge_data *bridge)
 
 static void i460_destroy_page (void *page)
 {
-        if (I460_IO_PAGE_SHIFT <= PAGE_SHIFT)
+        if (I460_IO_PAGE_SHIFT <= PAGE_SHIFT) {
                 agp_generic_destroy_page(page);
+                global_flush_tlb();
+        }
 }
 
 #endif /* I460_LARGE_IO_PAGES */
@@ -536,7 +541,7 @@ static unsigned long i460_mask_memory (struct agp_bridge_data *bridge,
 {
         /* Make sure the returned address is a valid GATT entry */
         return bridge->driver->masks[0].mask
-                | (((addr & ~((1 << I460_IO_PAGE_SHIFT) - 1)) & 0xffffff000) >> 12);
+                | (((addr & ~((1 << I460_IO_PAGE_SHIFT) - 1)) & 0xfffff000) >> 12);
 }
 
 struct agp_bridge_driver intel_i460_driver = {
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index bf4cc9ffd5b1..027161ab88e9 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -270,6 +270,7 @@ static struct agp_memory *alloc_agpphysmem_i8xx(size_t pg_count, int type)
 
         switch (pg_count) {
         case 1: addr = agp_bridge->driver->agp_alloc_page(agp_bridge);
+                global_flush_tlb();
                 break;
         case 4:
                 /* kludge to get 4 physical pages for ARGB cursor */
@@ -330,9 +331,11 @@ static void intel_i810_free_by_type(struct agp_memory *curr)
         if(curr->type == AGP_PHYS_MEMORY) {
                 if (curr->page_count == 4)
                         i8xx_destroy_pages(gart_to_virt(curr->memory[0]));
-                else
+                else {
                         agp_bridge->driver->agp_destroy_page(
                                  gart_to_virt(curr->memory[0]));
+                        global_flush_tlb();
+                }
                 vfree(curr->memory);
         }
         kfree(curr);
diff --git a/drivers/char/drm/ati_pcigart.c b/drivers/char/drm/ati_pcigart.c
index 6d3fec160bff..efff0eec618c 100644
--- a/drivers/char/drm/ati_pcigart.c
+++ b/drivers/char/drm/ati_pcigart.c
@@ -203,10 +203,10 @@ int drm_ati_pcigart_init(drm_device_t * dev, drm_ati_pcigart_info * gart_info)
 
                 for (j = 0; j < (PAGE_SIZE / ATI_PCIGART_PAGE_SIZE); j++) {
                         if (gart_info->is_pcie)
-                                *pci_gart = (cpu_to_le32(page_base) >> 8) | 0xc;
+                                *pci_gart = cpu_to_le32((page_base >> 8) | 0xc);
                         else
                                 *pci_gart = cpu_to_le32(page_base);
-                        *pci_gart++;
+                        pci_gart++;
                         page_base += ATI_PCIGART_PAGE_SIZE;
                 }
         }
diff --git a/drivers/char/ip2.c b/drivers/char/ip2.c
index 6cd12f23aa58..7cadfc6ef352 100644
--- a/drivers/char/ip2.c
+++ b/drivers/char/ip2.c
@@ -7,7 +7,6 @@
 //
 
 #include <linux/module.h>
-#include <linux/version.h>
 #include <linux/init.h>
 #include <linux/wait.h>
 
diff --git a/drivers/char/mwave/tp3780i.c b/drivers/char/mwave/tp3780i.c
index d6c72e0934e2..cc3e54dd7234 100644
--- a/drivers/char/mwave/tp3780i.c
+++ b/drivers/char/mwave/tp3780i.c
@@ -46,7 +46,6 @@
 *       First release to the public
 */
 
-#include <linux/version.h>
 #include <linux/interrupt.h>
 #include <linux/kernel.h>
 #include <linux/ptrace.h>
diff --git a/drivers/char/mxser.c b/drivers/char/mxser.c
index 3b965a651da4..26448f176803 100644
--- a/drivers/char/mxser.c
+++ b/drivers/char/mxser.c
@@ -38,7 +38,6 @@
 
 #include <linux/config.h>
 #include <linux/module.h>
-#include <linux/version.h>
 #include <linux/autoconf.h>
 #include <linux/errno.h>
 #include <linux/signal.h>
diff --git a/drivers/char/specialix.c b/drivers/char/specialix.c
index 352547eabf7b..0bbfce43031c 100644
--- a/drivers/char/specialix.c
+++ b/drivers/char/specialix.c
@@ -90,7 +90,6 @@
 #include <linux/fcntl.h>
 #include <linux/major.h>
 #include <linux/delay.h>
-#include <linux/version.h>
 #include <linux/pci.h>
 #include <linux/init.h>
 #include <asm/uaccess.h>
diff --git a/drivers/char/sysrq.c b/drivers/char/sysrq.c
index feb25158c8ee..145275ebdd7e 100644
--- a/drivers/char/sysrq.c
+++ b/drivers/char/sysrq.c
@@ -354,7 +354,7 @@ struct sysrq_key_op *__sysrq_get_key_op (int key) {
         return op_p;
 }
 
-void __sysrq_put_key_op (int key, struct sysrq_key_op *op_p) {
+static void __sysrq_put_key_op (int key, struct sysrq_key_op *op_p) {
         int i;
 
         i = sysrq_key_table_key2index(key);
@@ -419,7 +419,7 @@ void handle_sysrq(int key, struct pt_regs *pt_regs, struct tty_struct *tty)
         __handle_sysrq(key, pt_regs, tty, 1);
 }
 
-int __sysrq_swap_key_ops(int key, struct sysrq_key_op *insert_op_p,
+static int __sysrq_swap_key_ops(int key, struct sysrq_key_op *insert_op_p,
                                 struct sysrq_key_op *remove_op_p) {
 
         int retval;
diff --git a/drivers/char/tpm/tpm.h b/drivers/char/tpm/tpm.h
index 99a60496ecc6..9293bcc4dc62 100644
--- a/drivers/char/tpm/tpm.h
+++ b/drivers/char/tpm/tpm.h
@@ -19,7 +19,6 @@
  * 
  */
 #include <linux/module.h>
-#include <linux/version.h>
 #include <linux/pci.h>
 #include <linux/delay.h>
 #include <linux/fs.h>
diff --git a/drivers/char/viocons.c b/drivers/char/viocons.c
index 98601c7d04a9..4d75c261f98a 100644
--- a/drivers/char/viocons.c
+++ b/drivers/char/viocons.c
@@ -26,7 +26,6 @@
  * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  */
 #include <linux/config.h>
-#include <linux/version.h>
 #include <linux/kernel.h>
 #include <linux/proc_fs.h>
 #include <linux/errno.h>
diff --git a/drivers/char/viotape.c b/drivers/char/viotape.c
index 867cc4e418c7..60aabdb4a046 100644
--- a/drivers/char/viotape.c
+++ b/drivers/char/viotape.c
@@ -32,7 +32,6 @@
  * iseries/vio.h
  */
 #include <linux/config.h>
-#include <linux/version.h>
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/errno.h>