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NFSv4.1: Convert pNFS deviceid to use kfree_rcu()

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Use of synchronize_rcu() when unmounting and potentially freeing a lot
of deviceids is problematic. There really is no reason why we can't just
use kfree_rcu() here.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Trond Myklebust 2015-03-09 15:23:35 -04:00
parent 2854475f6c
commit 84a80f62f7
6 changed files with 7 additions and 8 deletions
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2
fs/nfs/filelayout/filelayoutdev.c
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@ -55,7 +55,7 @@ nfs4_fl_free_deviceid(struct nfs4_file_layout_dsaddr *dsaddr)
nfs4_pnfs_ds_put(ds);
}
kfree(dsaddr->stripe_indices);
kfree(dsaddr);
kfree_rcu(dsaddr, id_node.rcu);
}
/* Decode opaque device data and return the result */