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NFSv4.1: _pnfs_return_layout() shouldn't invalidate the layout on failure 

Failure of the layoutreturn allocation fails is not a good reason to
mark the pnfs_layout_hdr as having failed a layoutget or i/o. Just
exit cleanly.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust 2012-09-24 13:49:27 -04:00
parent e5929f3cff
commit 65857d5768
1 changed files with 3 additions and 2 deletions
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5
fs/nfs/pnfs.c
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@ -718,8 +718,9 @@ _pnfs_return_layout(struct inode *ino)
lrp = kzalloc(sizeof(*lrp), GFP_KERNEL);
if (unlikely(lrp == NULL)) {
status = -ENOMEM;
pnfs_layout_io_set_failed(lo, IOMODE_RW);
pnfs_layout_io_set_failed(lo, IOMODE_READ);
spin_lock(&ino->i_lock);
lo->plh_block_lgets--;
spin_unlock(&ino->i_lock);
pnfs_put_layout_hdr(lo);
goto out;
}