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NFS41: fix error of setting blocklayoutdriver 

After commit e38eb650 (NFS: set_pnfs_layoutdriver() from
nfs4_proc_fsinfo()), set_pnfs_layoutdriver() is called inside
nfs4_proc_fsinfo(), but pnfs_blksize is not set. It causes setting
blocklayoutdriver failure and pnfsblock mount failure.

Cc: stable <stable@vger.kernel.org> [since v3.5]
Signed-off-by: Peng Tao <tao.peng@emc.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Peng Tao 2012-08-24 00:27:49 +08:00 committed by Trond Myklebust
parent 7acdb02681
commit dc182549d4
2 changed files with 4 additions and 2 deletions
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1
fs/nfs/client.c
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@ -849,7 +849,6 @@ static void nfs_server_set_fsinfo(struct nfs_server *server,
if (server->wsize > NFS_MAX_FILE_IO_SIZE)
server->wsize = NFS_MAX_FILE_IO_SIZE;
server->wpages = (server->wsize + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT;
server->pnfs_blksize = fsinfo->blksize;
server->wtmult = nfs_block_bits(fsinfo->wtmult, NULL);

5
fs/nfs/nfs4proc.c
View File

@ -3402,8 +3402,11 @@ static int nfs4_proc_fsinfo(struct nfs_server *server, struct nfs_fh *fhandle, s
nfs_fattr_init(fsinfo->fattr);
error = nfs4_do_fsinfo(server, fhandle, fsinfo);
if (error == 0)
if (error == 0) {
/* block layout checks this! */
server->pnfs_blksize = fsinfo->blksize;
set_pnfs_layoutdriver(server, fhandle, fsinfo->layouttype);
}
return error;
}