ceph: check OSD caps before read/write

[firefly-linux-kernel-4.4.55.git] / fs / ceph / inode.c

diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c
index e876e1944519a330a2cc1f44e33a031139a35438..1a68c0e38a52d86c7973a182392a7a4650a05d28 100644 (file)
--- a/fs/ceph/inode.c
+++ b/fs/ceph/inode.c
@@ -753,7 +753,10 @@ static int fill_inode(struct inode *inode, struct page *locked_page,
 
        if (new_version ||
            (new_issued & (CEPH_CAP_ANY_FILE_RD | CEPH_CAP_ANY_FILE_WR))) {
+               if (ci->i_layout.fl_pg_pool != info->layout.fl_pg_pool)
+                       ci->i_ceph_flags &= ~CEPH_I_POOL_PERM;
                ci->i_layout = info->layout;
+
                queue_trunc = ceph_fill_file_size(inode, issued,
                                        le32_to_cpu(info->truncate_seq),
                                        le64_to_cpu(info->truncate_size),