afs: Invalidate cache on server data change

Invalidate any data stored in fscache for a vnode that changes on the
server so that we don't end up with the cache in a bad state locally.

Signed-off-by: David Howells <dhowells@redhat.com>

parent 17dec0a9

fs/afs/inode.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -343,6 +343,10 @@ void afs_zap_data(struct afs_vnode *vnode)
		{
		_enter("{%x:%u}", vnode->fid.vid, vnode->fid.vnode);

		#ifdef CONFIG_AFS_FSCACHE
		fscache_invalidate(vnode->cache);
		#endif

		/* nuke all the non-dirty pages that aren't locked, mapped or being
		* written back in a regular file and completely discard the pages in a
		* directory or symlink */