Invalidate selinux security label during inode invalidation.

Add security_inode_invalidate_secctx() call to invalidate cached
security context when inode attributes change. This ensures that
SELinux security labels are properly refreshed and prevents stale
security context from being used after inode modifications.

Signed-off-by: Kevin Chen <kchen@ddn.com>

Author: kchen-ddn

fs/fuse/inode.c

@@ -619,6 +619,7 @@ int fuse_reverse_inval_inode(struct fuse_conn *fc, u64 nodeid,
 
 	fuse_invalidate_attr(inode);
 	forget_all_cached_acls(inode);
+	security_inode_invalidate_secctx(inode);
 	if (offset >= 0) {
 		pg_start = offset >> PAGE_SHIFT;
 		if (len <= 0)