summaryrefslogtreecommitdiffstats
path: root/Documentation/cachetlb.txt
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation/cachetlb.txt')
-rw-r--r--Documentation/cachetlb.txt8
1 files changed, 4 insertions, 4 deletions
diff --git a/Documentation/cachetlb.txt b/Documentation/cachetlb.txt
index d79b008e4a3..3f9f808b511 100644
--- a/Documentation/cachetlb.txt
+++ b/Documentation/cachetlb.txt
@@ -317,10 +317,10 @@ maps this page at its virtual address.
about doing this.
The idea is, first at flush_dcache_page() time, if
- page->mapping->i_mmap is an empty tree and ->i_mmap_nonlinear
- an empty list, just mark the architecture private page flag bit.
- Later, in update_mmu_cache(), a check is made of this flag bit,
- and if set the flush is done and the flag bit is cleared.
+ page->mapping->i_mmap is an empty tree, just mark the architecture
+ private page flag bit. Later, in update_mmu_cache(), a check is
+ made of this flag bit, and if set the flush is done and the flag
+ bit is cleared.
IMPORTANT NOTE: It is often important, if you defer the flush,
that the actual flush occurs on the same CPU