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Diffstat (limited to 'fs')
-rw-r--r--fs/nfs/blocklayout/blocklayout.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/nfs/blocklayout/blocklayout.c b/fs/nfs/blocklayout/blocklayout.c
index cbb1797149d5..6c1a4212919d 100644
--- a/fs/nfs/blocklayout/blocklayout.c
+++ b/fs/nfs/blocklayout/blocklayout.c
@@ -1115,6 +1115,12 @@ bl_set_layoutdriver(struct nfs_server *server, const struct nfs_fh *fh)
dprintk("%s Server did not return blksize\n", __func__);
return -EINVAL;
}
+ if (server->pnfs_blksize > PAGE_SIZE) {
+ printk(KERN_ERR "%s: pNFS blksize %d not supported.\n",
+ __func__, server->pnfs_blksize);
+ return -EINVAL;
+ }
+
b_mt_id = kzalloc(sizeof(struct block_mount_id), GFP_NOFS);
if (!b_mt_id) {
status = -ENOMEM;