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Diffstat (limited to 'drivers/char/agp/i460-agp.c')
-rw-r--r--drivers/char/agp/i460-agp.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/char/agp/i460-agp.c b/drivers/char/agp/i460-agp.c
index 58944cd271e..be2e569ae91 100644
--- a/drivers/char/agp/i460-agp.c
+++ b/drivers/char/agp/i460-agp.c
@@ -514,9 +514,10 @@ 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 +526,10 @@ 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 */