From: andros@netapp.com
To: bhalevy@panasas.com
Cc: linux-nfs@vger.kernel.org, Andy Adamson <andros@netapp.com>
Subject: [PATCH 13/13] SQUASHME pnfs_submit: cleanup nfs4_pnfs_ds_add
Date: Thu, 29 Apr 2010 16:34:51 -0400 [thread overview]
Message-ID: <1272573291-8986-14-git-send-email-andros@netapp.com> (raw)
In-Reply-To: <1272573291-8986-13-git-send-email-andros@netapp.com>
From: Andy Adamson <andros@netapp.com>
Only initialize struct nfs4_pnfs_ds_add when using it.
Signed-off-by: Andy Adamson <andros@netapp.com>
---
fs/nfs/nfs4filelayoutdev.c | 26 ++++++++++++--------------
1 files changed, 12 insertions(+), 14 deletions(-)
diff --git a/fs/nfs/nfs4filelayoutdev.c b/fs/nfs/nfs4filelayoutdev.c
index d80b132..4b2b8ac 100644
--- a/fs/nfs/nfs4filelayoutdev.c
+++ b/fs/nfs/nfs4filelayoutdev.c
@@ -273,31 +273,29 @@ nfs4_pnfs_ds_add(struct inode *inode, struct nfs4_pnfs_ds **dsp,
if (!ds)
return;
- /* Initialize ds */
- ds->ds_ip_addr = ip_addr;
- ds->ds_port = port;
- strncpy(ds->r_addr, r_addr, len);
- atomic_set(&ds->ds_count, 1);
- INIT_LIST_HEAD(&ds->ds_node);
- ds->ds_clp = NULL;
-
spin_lock(&nfs4_ds_cache_lock);
tmp_ds = _data_server_lookup(ip_addr, port);
if (tmp_ds == NULL) {
- dprintk("%s add new data server ip 0x%x\n", __func__,
- ds->ds_ip_addr);
+ ds->ds_ip_addr = ip_addr;
+ ds->ds_port = port;
+ strncpy(ds->r_addr, r_addr, len);
+ atomic_set(&ds->ds_count, 1);
+ INIT_LIST_HEAD(&ds->ds_node);
+ ds->ds_clp = NULL;
list_add(&ds->ds_node, &nfs4_data_server_cache);
*dsp = ds;
+ dprintk("%s add new data server ip 0x%x\n", __func__,
+ ds->ds_ip_addr);
+ spin_unlock(&nfs4_ds_cache_lock);
} else {
atomic_inc(&tmp_ds->ds_count);
+ *dsp = tmp_ds;
dprintk("%s data server found ip 0x%x, inc'ed ds_count to %d\n",
__func__, tmp_ds->ds_ip_addr,
atomic_read(&tmp_ds->ds_count));
- *dsp = tmp_ds;
+ spin_unlock(&nfs4_ds_cache_lock);
+ kfree(ds);
}
- spin_unlock(&nfs4_ds_cache_lock);
- if (tmp_ds != NULL)
- destroy_ds(ds);
}
static struct nfs4_pnfs_ds *
--
1.6.6
next prev parent reply other threads:[~2010-04-30 16:48 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-29 20:34 [PATCH 0/13] Remove non-file layout code from submit tree version 2 andros
2010-04-29 20:34 ` [PATCH 01/13] SQUASHME pnfs_submit: remove GETDEVICELIST andros
2010-04-29 20:34 ` [PATCH 02/13] SQUASHME pnfs_submit: remove CB_NOTIFY_DEVICEID andros
2010-04-29 20:34 ` [PATCH 03/13] SQUASHME pnfs_submit: remove pnfs_mount_type from alloc_layout andros
2010-04-29 20:34 ` [PATCH 04/13] SQUASHME pnfs_submit: remove get_blocksize policy operation andros
2010-04-29 20:34 ` [PATCH 05/13] SQUASHME pnfs_submit: remove ds_wsize, ds_rsize, ds_wpages and ds_rpages andros
2010-04-29 20:34 ` [PATCH 06/13] SQUASHME pnfs_submit: update uninitialize_mountpoint andros
2010-04-29 20:34 ` [PATCH 07/13] SQUASHME pnfs_submit: remove struct pnfs_mount_type andros
2010-04-29 20:34 ` [PATCH 08/13] SQUASHME pnfs_submit: change initialize_mountpoint parameters andros
2010-04-29 20:34 ` [PATCH 09/13] SQUASHME pnfs_submit: change nfs_fsino layoutclass name andros
2010-04-29 20:34 ` [PATCH 10/13] SQUASHME pnfs_submit: remove pnfs_fs_ltype andros
2010-04-29 20:34 ` [PATCH 11/13] SQUASHME pnfs_submit: remove layout_name andros
2010-04-29 20:34 ` [PATCH 12/13] SQUASHME pnfs_submit: fall back to MDS on filelayout_commit error andros
2010-04-29 20:34 ` andros [this message]
2010-05-06 19:48 ` [PATCH 0/13] Remove non-file layout code from submit tree version 2 Benny Halevy
-- strict thread matches above, loose matches on Subject: below --
2010-04-28 22:24 [PATCH 0/13] Remove non-file layout code from submit tree andros
2010-04-28 22:24 ` [PATCH 01/13] SQUASHME pnfs_submit: remove GETDEVICELIST andros
2010-04-28 22:24 ` [PATCH 02/13] SQUASHME pnfs_submit: remove CB_NOTIFY_DEVICEID andros
2010-04-28 22:24 ` [PATCH 03/13] SQUASHME pnfs_submit: remove pnfs_mount_type from alloc_layout andros
2010-04-28 22:24 ` [PATCH 04/13] SQUASHME pnfs_submit: remove get_blocksize policy operation andros
2010-04-28 22:24 ` [PATCH 05/13] SQUASHME pnfs_submit: remove ds_wsize, ds_rsize, ds_wpages and ds_rpages andros
2010-04-28 22:24 ` [PATCH 06/13] SQUASHME pnfs_submit: remove uninitialize_mountpoint andros
2010-04-28 22:24 ` [PATCH 07/13] SQUASHME pnfs_submit: remove struct pnfs_mount_type andros
2010-04-28 22:24 ` [PATCH 08/13] SQUASHME pnfs_submit: change initialize_mountpoint parameters andros
2010-04-28 22:24 ` [PATCH 09/13] SQUASHME pnfs_submit: change nfs_fsino layoutclass name andros
2010-04-28 22:24 ` [PATCH 10/13] SQUASHME pnfs_submit: remove pnfs_fs_ltype andros
2010-04-28 22:24 ` [PATCH 11/13] SQUASHME pnfs_submit: remove layout_name andros
2010-04-28 22:24 ` [PATCH 12/13] SQUASHME pnfs_submit: fall back to MDS on filelayout_commit error andros
2010-04-28 22:24 ` [PATCH 13/13] SQUASHME pnfs_submit: cleanup nfs4_pnfs_ds_add andros
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