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From: Trond Myklebust <Trond.Myklebust@netapp.com>
To: linux-nfs@vger.kernel.org
Subject: [PATCH 11/24] NFS: Reduce stack footprint of nfs_revalidate_inode()
Date: Fri, 16 Apr 2010 16:31:09 -0400	[thread overview]
Message-ID: <1271449882-8580-12-git-send-email-Trond.Myklebust@netapp.com> (raw)
In-Reply-To: <1271449882-8580-11-git-send-email-Trond.Myklebust@netapp.com>

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
---
 fs/nfs/inode.c |   12 +++++++++---
 1 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index 6e257c3..e20acdd 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -682,7 +682,7 @@ int
 __nfs_revalidate_inode(struct nfs_server *server, struct inode *inode)
 {
 	int		 status = -ESTALE;
-	struct nfs_fattr fattr;
+	struct nfs_fattr *fattr = NULL;
 	struct nfs_inode *nfsi = NFS_I(inode);
 
 	dfprintk(PAGECACHE, "NFS: revalidating (%s/%Ld)\n",
@@ -693,8 +693,13 @@ __nfs_revalidate_inode(struct nfs_server *server, struct inode *inode)
 	if (NFS_STALE(inode))
 		goto out;
 
+	status = -ENOMEM;
+	fattr = nfs_alloc_fattr();
+	if (fattr == NULL)
+		goto out;
+
 	nfs_inc_stats(inode, NFSIOS_INODEREVALIDATE);
-	status = NFS_PROTO(inode)->getattr(server, NFS_FH(inode), &fattr);
+	status = NFS_PROTO(inode)->getattr(server, NFS_FH(inode), fattr);
 	if (status != 0) {
 		dfprintk(PAGECACHE, "nfs_revalidate_inode: (%s/%Ld) getattr failed, error=%d\n",
 			 inode->i_sb->s_id,
@@ -707,7 +712,7 @@ __nfs_revalidate_inode(struct nfs_server *server, struct inode *inode)
 		goto out;
 	}
 
-	status = nfs_refresh_inode(inode, &fattr);
+	status = nfs_refresh_inode(inode, fattr);
 	if (status) {
 		dfprintk(PAGECACHE, "nfs_revalidate_inode: (%s/%Ld) refresh failed, error=%d\n",
 			 inode->i_sb->s_id,
@@ -723,6 +728,7 @@ __nfs_revalidate_inode(struct nfs_server *server, struct inode *inode)
 		(long long)NFS_FILEID(inode));
 
  out:
+	nfs_free_fattr(fattr);
 	return status;
 }
 
-- 
1.6.6.1


  reply	other threads:[~2010-04-16 20:31 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-04-16 20:30 [PATCH 00/24] Reduce the stack foot print of the NFS client Trond Myklebust
2010-04-16 20:30 ` [PATCH 01/24] NFS: Add helper functions for allocating filehandles and fattr structs Trond Myklebust
2010-04-16 20:31   ` [PATCH 02/24] NFSv4: Eliminate nfs4_path_walk() Trond Myklebust
2010-04-16 20:31     ` [PATCH 03/24] NFS: Reduce the stack footprint of nfs_follow_mountpoint() Trond Myklebust
2010-04-16 20:31       ` [PATCH 04/24] NFS: Reduce the stack footprint of nfs_create_server Trond Myklebust
2010-04-16 20:31         ` [PATCH 05/24] NFSv4: Reduce the stack footprint of try_location() Trond Myklebust
2010-04-16 20:31           ` [PATCH 06/24] NFS: Reduce the stack footprint of nfs_lookup Trond Myklebust
2010-04-16 20:31             ` [PATCH 07/24] NFS: Reduce the stack footprint of nfs_follow_remote_path() Trond Myklebust
2010-04-16 20:31               ` [PATCH 08/24] NFSv4: Reduce stack footprint of nfs4_get_root() Trond Myklebust
2010-04-16 20:31                 ` [PATCH 09/24] NFSv4: Reduce the stack footprint of nfs4_remote_referral_get_sb Trond Myklebust
2010-04-16 20:31                   ` [PATCH 10/24] NFSv4: Reduce stack footprint of nfs4_proc_access() and nfs3_proc_access() Trond Myklebust
2010-04-16 20:31                     ` Trond Myklebust [this message]
2010-04-16 20:31                       ` [PATCH 12/24] NFS: Reduce stack footprint of nfs3_proc_rename() and nfs4_proc_rename() Trond Myklebust
2010-04-16 20:31                         ` [PATCH 13/24] NFS: Reduce stack footprint of nfs_readdir() Trond Myklebust
2010-04-16 20:31                           ` [PATCH 14/24] NFS: Reduce the stack footprint of nfs_link() Trond Myklebust
2010-04-16 20:31                             ` [PATCH 15/24] NFS: Reduce stack footprint of nfs3_proc_readlink() Trond Myklebust
2010-04-16 20:31                               ` [PATCH 16/24] NFS: Reduce stack footprint of nfs_proc_remove() Trond Myklebust
2010-04-16 20:31                                 ` [PATCH 17/24] NFS: Reduce the stack footprint of nfs_rmdir Trond Myklebust
2010-04-16 20:31                                   ` [PATCH 18/24] NFS: Reduce the stack footprint of nfs_proc_create Trond Myklebust
2010-04-16 20:31                                     ` [PATCH 19/24] NFS: Reduce the stack footprint of nfs_proc_symlink() Trond Myklebust
2010-04-16 20:31                                       ` [PATCH 20/24] NFS: Reduce stack footprint of nfs4_proc_create() Trond Myklebust
2010-04-16 20:31                                         ` [PATCH 21/24] NFS: Reduce stack footprint of nfs_setattr() Trond Myklebust
2010-04-16 20:31                                           ` [PATCH 22/24] NFS: Reduce stack footprint of nfs_statfs() Trond Myklebust
2010-04-16 20:31                                             ` [PATCH 23/24] NFS: Reduce stack footprint of nfs3_proc_getacl() and nfs3_proc_setacl() Trond Myklebust
2010-04-16 20:31                                               ` [PATCH 24/24] NFS: Prevent the mount code from looping forever on broken exports Trond Myklebust
2010-04-19 21:03                 ` [PATCH 08/24] NFSv4: Reduce stack footprint of nfs4_get_root() Chuck Lever
2010-04-19 21:43 ` [PATCH 00/24] Reduce the stack foot print of the NFS client Chuck Lever
2010-04-19 23:29   ` Trond Myklebust
     [not found]     ` <1271719778.25129.73.camel-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2010-04-19 23:37       ` Chuck Lever

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