Commit a7878ca1 authored by Tigran Mkrtchyan's avatar Tigran Mkrtchyan Committed by Trond Myklebust
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nfs: flexfilelayout: remove v3-only data server limitation 



Flexfilelayout supports data servers which talk NFS v3 and v4.{0,1,2}.
However, this code path is disabled and v3 only servers are accepted.
This change removes this limitation.
Signed-off-by: default avatarTigran Mkrtchyan <tigran.mkrtchyan@desy.de>
Signed-off-by: default avatarTrond Myklebust <trond.myklebust@primarydata.com>
parent b044f645

fs/nfs/flexfilelayout/flexfilelayoutdev.c

+7 −1
Original line number Diff line number Diff line
@@ -119,7 +119,13 @@ nfs4_ff_alloc_deviceid_node(struct nfs_server *server, struct pnfs_device *pdev, 
		if (ds_versions[i].wsize > NFS_MAX_FILE_IO_SIZE)

			ds_versions[i].wsize = NFS_MAX_FILE_IO_SIZE;



		if (ds_versions[i].version != 3 || ds_versions[i].minor_version != 0) {

		/*

		 * check for valid major/minor combination.

		 * currently we support dataserver which talk:

		 *   v3, v4.0, v4.1, v4.2

		 */

		if (!((ds_versions[i].version == 3 && ds_versions[i].minor_version == 0) ||

			(ds_versions[i].version == 4 && ds_versions[i].minor_version < 3))) {

			dprintk("%s: [%d] unsupported ds version %d-%d\n", __func__,

				i, ds_versions[i].version,

				ds_versions[i].minor_version);

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