NFSv42: Fallocate and clone should also request 'blocks used'

Both fallocate and clone can end up updating the blocks used attribute.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>

diff --git a/fs/nfs/nfs42proc.c b/fs/nfs/nfs42proc.c
index 8b21ff1..3212944 100644 (file)
--- a/fs/nfs/nfs42proc.c
+++ b/fs/nfs/nfs42proc.c
@@ -46,7 +46,7 @@ static int _nfs42_proc_fallocate(struct rpc_message *msg, struct file *filep,
 {
        struct inode *inode = file_inode(filep);
        struct nfs_server *server = NFS_SERVER(inode);
-       u32 bitmask[3];
+       u32 bitmask[NFS_BITMASK_SZ];
        struct nfs42_falloc_args args = {
                .falloc_fh      = NFS_FH(inode),
                .falloc_offset  = offset,
@@ -69,9 +69,8 @@ static int _nfs42_proc_fallocate(struct rpc_message *msg, struct file *filep,
                return status;
        }
 
-       memcpy(bitmask, server->cache_consistency_bitmask, sizeof(bitmask));
-       if (server->attr_bitmask[1] & FATTR4_WORD1_SPACE_USED)
-               bitmask[1] |= FATTR4_WORD1_SPACE_USED;
+       nfs4_bitmask_set(bitmask, server->cache_consistency_bitmask, inode,
+                        NFS_INO_INVALID_BLOCKS);
 
        res.falloc_fattr = nfs_alloc_fattr();
        if (!res.falloc_fattr)
@@ -1044,13 +1043,14 @@ static int _nfs42_proc_clone(struct rpc_message *msg, struct file *src_f,
        struct inode *src_inode = file_inode(src_f);
        struct inode *dst_inode = file_inode(dst_f);
        struct nfs_server *server = NFS_SERVER(dst_inode);
+       __u32 dst_bitmask[NFS_BITMASK_SZ];
        struct nfs42_clone_args args = {
                .src_fh = NFS_FH(src_inode),
                .dst_fh = NFS_FH(dst_inode),
                .src_offset = src_offset,
                .dst_offset = dst_offset,
                .count = count,
-               .dst_bitmask = server->cache_consistency_bitmask,
+               .dst_bitmask = dst_bitmask,
        };
        struct nfs42_clone_res res = {
                .server = server,
@@ -1079,6 +1079,9 @@ static int _nfs42_proc_clone(struct rpc_message *msg, struct file *src_f,
        if (!res.dst_fattr)
                return -ENOMEM;
 
+       nfs4_bitmask_set(dst_bitmask, server->cache_consistency_bitmask,
+                        dst_inode, NFS_INO_INVALID_BLOCKS);
+
        status = nfs4_call_sync(server->client, server, msg,
                                &args.seq_args, &res.seq_res, 0);
        trace_nfs4_clone(src_inode, dst_inode, &args, status);