leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

[CRYPTO] api: Flush the current page right than the next

Browse Source 
On platforms where flush_dcache_page is needed we're currently flushing
the next page right than the one we've just processed.  This patch fixes
the off-by-one error.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Herbert Xu 2007-03-31 12:58:20 +10:00
parent 4ee531a3e6
commit 9f11672728
1 changed files with 6 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
crypto/scatterwalk.c
View File

@ -59,8 +59,12 @@ EXPORT_SYMBOL_GPL(scatterwalk_map);
static void scatterwalk_pagedone(struct scatter_walk *walk, int out,
unsigned int more)
{
if (out)
flush_dcache_page(scatterwalk_page(walk));
if (out) {
struct page *page;
page = walk->sg->page + ((walk->offset - 1) >> PAGE_SHIFT);
flush_dcache_page(page);
}
if (more) {
walk->offset += PAGE_SIZE - 1;