Commit a9e9b7bc authored by Sachin Prabhu's avatar Sachin Prabhu Committed by Steve French
Browse files

cifs: Do not take a reference to the page in cifs_readpage_worker()



We do not need to take a reference to the pagecache in
cifs_readpage_worker() since the calling function will have already
taken one before passing the pointer to the page as an argument to the
function.
Signed-off-by: default avatarSachin Prabhu <sprabhu@redhat.com>
Reviewed-by: default avatarJeff Layton <jlayton@redhat.com>
Signed-off-by: default avatarSteve French <smfrench@gmail.com>
parent bdbdfdef
......@@ -3379,6 +3379,9 @@ static int cifs_readpages(struct file *file, struct address_space *mapping,
return rc;
}
/*
* cifs_readpage_worker must be called with the page pinned
*/
static int cifs_readpage_worker(struct file *file, struct page *page,
loff_t *poffset)
{
......@@ -3390,7 +3393,6 @@ static int cifs_readpage_worker(struct file *file, struct page *page,
if (rc == 0)
goto read_complete;
page_cache_get(page);
read_data = kmap(page);
/* for reads over a certain size could initiate async read ahead */
......@@ -3417,7 +3419,6 @@ static int cifs_readpage_worker(struct file *file, struct page *page,
io_error:
kunmap(page);
page_cache_release(page);
read_complete:
return rc;
......
Supports Markdown
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment