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authorPeng Tao <tao.peng@primarydata.com>2014-09-05 20:53:21 +0400
committerTom Haynes <loghyr@primarydata.com>2015-02-03 22:06:40 +0300
commit4579d6b897ee1b2557517fd536fb17eeb13481ad (patch)
tree92af129f8ab2576f6f2499520105a1745e5b3924
parentaabff4ddcac0d36dd26546f5b905c27682e7bf89 (diff)
downloadlinux-4579d6b897ee1b2557517fd536fb17eeb13481ad.tar.xz
nfs41: pass iomode through layoutreturn args
So that it is possible to return a specific iomode layouts. Signed-off-by: Peng Tao <tao.peng@primarydata.com> Signed-off-by: Tom Haynes <Thomas.Haynes@primarydata.com>
-rw-r--r--fs/nfs/nfs4xdr.c2
-rw-r--r--fs/nfs/pnfs.c1
-rw-r--r--include/linux/nfs_xdr.h1
3 files changed, 3 insertions, 1 deletions
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index 7d8d7a47f771..3c3ff633dd17 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -2012,7 +2012,7 @@ encode_layoutreturn(struct xdr_stream *xdr,
p = reserve_space(xdr, 16);
*p++ = cpu_to_be32(0); /* reclaim. always 0 for now */
*p++ = cpu_to_be32(args->layout_type);
- *p++ = cpu_to_be32(IOMODE_ANY);
+ *p++ = cpu_to_be32(args->iomode);
*p = cpu_to_be32(RETURN_FILE);
p = reserve_space(xdr, 16);
p = xdr_encode_hyper(p, 0);
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index 7e1bac189d1c..1b544c1a746c 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -914,6 +914,7 @@ _pnfs_return_layout(struct inode *ino)
lrp->args.stateid = stateid;
lrp->args.layout_type = NFS_SERVER(ino)->pnfs_curr_ld->id;
lrp->args.inode = ino;
+ lrp->args.iomode = IOMODE_ANY;
lrp->args.layout = lo;
lrp->clp = NFS_SERVER(ino)->nfs_client;
lrp->cred = lo->plh_lc_cred;
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 962f461c065d..4fd7793d45d1 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -293,6 +293,7 @@ struct nfs4_layoutreturn_args {
struct nfs4_sequence_args seq_args;
struct pnfs_layout_hdr *layout;
struct inode *inode;
+ enum pnfs_iomode iomode;
nfs4_stateid stateid;
__u32 layout_type;
};