diff options
Diffstat (limited to 'fs/nfs/blocklayout/extent_tree.c')
| -rw-r--r-- | fs/nfs/blocklayout/extent_tree.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/fs/nfs/blocklayout/extent_tree.c b/fs/nfs/blocklayout/extent_tree.c index 8f7cff7a4293..0add0f329816 100644 --- a/fs/nfs/blocklayout/extent_tree.c +++ b/fs/nfs/blocklayout/extent_tree.c @@ -552,6 +552,15 @@ static int ext_tree_encode_commit(struct pnfs_block_layout *bl, __be32 *p, return ret; } +/** + * ext_tree_prepare_commit - encode extents that need to be committed + * @arg: layout commit data + * + * Return values: + * %0: Success, all required extents are encoded + * %-ENOSPC: Some extents are encoded, but not all, due to RPC size limit + * %-ENOMEM: Out of memory, extents not encoded + */ int ext_tree_prepare_commit(struct nfs4_layoutcommit_args *arg) { @@ -568,12 +577,12 @@ ext_tree_prepare_commit(struct nfs4_layoutcommit_args *arg) start_p = page_address(arg->layoutupdate_page); arg->layoutupdate_pages = &arg->layoutupdate_page; -retry: - ret = ext_tree_encode_commit(bl, start_p + 1, buffer_size, &count, &arg->lastbytewritten); + ret = ext_tree_encode_commit(bl, start_p + 1, buffer_size, + &count, &arg->lastbytewritten); if (unlikely(ret)) { ext_tree_free_commitdata(arg, buffer_size); - buffer_size = ext_tree_layoutupdate_size(bl, count); + buffer_size = NFS_SERVER(arg->inode)->wsize; count = 0; arg->layoutupdate_pages = @@ -588,7 +597,8 @@ retry: return -ENOMEM; } - goto retry; + ret = ext_tree_encode_commit(bl, start_p + 1, buffer_size, + &count, &arg->lastbytewritten); } *start_p = cpu_to_be32(count); @@ -608,7 +618,7 @@ retry: } dprintk("%s found %zu ranges\n", __func__, count); - return 0; + return ret; } void |