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authorPeng Tao2014-09-05 18:53:26 +0200
committerTom Haynes2015-02-03 20:06:42 +0100
commite736a5b98c7aa98fe572990caf5fed9593c72a67 (patch)
tree211cb03b020a4f83005e8facd97fdd39429f7525
parentnfs41: send layoutreturn in last put_lseg (diff)
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nfs41: clear NFS_LAYOUT_RETURN if layoutreturn is sent or failed to send
So that pnfs path is not disabled for ever. Signed-off-by: Peng Tao <tao.peng@primarydata.com> Signed-off-by: Tom Haynes <Thomas.Haynes@primarydata.com>
-rw-r--r--fs/nfs/nfs4proc.c1
-rw-r--r--fs/nfs/pnfs.c5
2 files changed, 6 insertions, 0 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 19432842b2dc..e19b5dbe535a 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -7796,6 +7796,7 @@ static void nfs4_layoutreturn_release(void *calldata)
spin_lock(&lo->plh_inode->i_lock);
if (lrp->res.lrs_present)
pnfs_set_layout_stateid(lo, &lrp->res.stateid, true);
+ clear_bit(NFS_LAYOUT_RETURN, &lo->plh_flags);
lo->plh_block_lgets--;
spin_unlock(&lo->plh_inode->i_lock);
pnfs_put_layout_hdr(lrp->args.layout);
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index e9acfcfdc9a9..63992c826faf 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -921,6 +921,11 @@ pnfs_send_layoutreturn(struct pnfs_layout_hdr *lo, nfs4_stateid stateid,
status = nfs4_proc_layoutreturn(lrp);
out:
+ if (status) {
+ spin_lock(&ino->i_lock);
+ clear_bit(NFS_LAYOUT_RETURN, &lo->plh_flags);
+ spin_unlock(&ino->i_lock);
+ }
dprintk("<-- %s status: %d\n", __func__, status);
return status;
}