nfs4client: convert to idr_alloc()

Convert to the much saner new idr interface.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Trond Myklebust <Trond.Myklebust@netapp.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Tejun Heo 2013-02-27 17:05:01 -08:00 committed by Linus Torvalds
parent 94960e8c2e
commit d687031265

View file

@ -29,15 +29,14 @@ static int nfs_get_cb_ident_idr(struct nfs_client *clp, int minorversion)
if (clp->rpc_ops->version != 4 || minorversion != 0) if (clp->rpc_ops->version != 4 || minorversion != 0)
return ret; return ret;
retry: idr_preload(GFP_KERNEL);
if (!idr_pre_get(&nn->cb_ident_idr, GFP_KERNEL))
return -ENOMEM;
spin_lock(&nn->nfs_client_lock); spin_lock(&nn->nfs_client_lock);
ret = idr_get_new(&nn->cb_ident_idr, clp, &clp->cl_cb_ident); ret = idr_alloc(&nn->cb_ident_idr, clp, 0, 0, GFP_NOWAIT);
if (ret >= 0)
clp->cl_cb_ident = ret;
spin_unlock(&nn->nfs_client_lock); spin_unlock(&nn->nfs_client_lock);
if (ret == -EAGAIN) idr_preload_end();
goto retry; return ret < 0 ? ret : 0;
return ret;
} }
#ifdef CONFIG_NFS_V4_1 #ifdef CONFIG_NFS_V4_1