NFS: Remove requirement for inode->i_mutex from nfs_invalidate_mapping
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index e8b4117..dbaaf7d 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -754,7 +754,7 @@
return __nfs_revalidate_inode(server, inode);
}
-static int nfs_invalidate_mapping_nolock(struct inode *inode, struct address_space *mapping)
+static int nfs_invalidate_mapping(struct inode *inode, struct address_space *mapping)
{
struct nfs_inode *nfsi = NFS_I(inode);
@@ -775,49 +775,10 @@
return 0;
}
-static int nfs_invalidate_mapping(struct inode *inode, struct address_space *mapping)
-{
- int ret = 0;
-
- mutex_lock(&inode->i_mutex);
- if (NFS_I(inode)->cache_validity & NFS_INO_INVALID_DATA) {
- ret = nfs_sync_mapping(mapping);
- if (ret == 0)
- ret = nfs_invalidate_mapping_nolock(inode, mapping);
- }
- mutex_unlock(&inode->i_mutex);
- return ret;
-}
-
-/**
- * nfs_revalidate_mapping_nolock - Revalidate the pagecache
- * @inode - pointer to host inode
- * @mapping - pointer to mapping
- */
-int nfs_revalidate_mapping_nolock(struct inode *inode, struct address_space *mapping)
-{
- struct nfs_inode *nfsi = NFS_I(inode);
- int ret = 0;
-
- if ((nfsi->cache_validity & NFS_INO_REVAL_PAGECACHE)
- || nfs_attribute_timeout(inode) || NFS_STALE(inode)) {
- ret = __nfs_revalidate_inode(NFS_SERVER(inode), inode);
- if (ret < 0)
- goto out;
- }
- if (nfsi->cache_validity & NFS_INO_INVALID_DATA)
- ret = nfs_invalidate_mapping_nolock(inode, mapping);
-out:
- return ret;
-}
-
/**
* nfs_revalidate_mapping - Revalidate the pagecache
* @inode - pointer to host inode
* @mapping - pointer to mapping
- *
- * This version of the function will take the inode->i_mutex and attempt to
- * flush out all dirty data if it needs to invalidate the page cache.
*/
int nfs_revalidate_mapping(struct inode *inode, struct address_space *mapping)
{