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authorAl Viro <viro@zeniv.linux.org.uk>2010-10-23 11:11:40 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2010-10-25 21:26:11 -0400
commit7de9c6ee3ecffd99e1628e81a5ea5468f7581a1f (patch)
tree88787e77ba8a253d0a26aeda4bd5e58532d592e0 /fs/nfs
parent646ec4615cd05972581c9c5342ed7a1e77df17bb (diff)
downloadop-kernel-dev-7de9c6ee3ecffd99e1628e81a5ea5468f7581a1f.zip
op-kernel-dev-7de9c6ee3ecffd99e1628e81a5ea5468f7581a1f.tar.gz
new helper: ihold()
Clones an existing reference to inode; caller must already hold one. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/nfs')
-rw-r--r--fs/nfs/dir.c2
-rw-r--r--fs/nfs/getroot.c3
2 files changed, 2 insertions, 3 deletions
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index e257172..0fac7fe 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -1580,7 +1580,7 @@ nfs_link(struct dentry *old_dentry, struct inode *dir, struct dentry *dentry)
d_drop(dentry);
error = NFS_PROTO(dir)->link(inode, dir, &dentry->d_name);
if (error == 0) {
- atomic_inc(&inode->i_count);
+ ihold(inode);
d_add(dentry, inode);
}
return error;
diff --git a/fs/nfs/getroot.c b/fs/nfs/getroot.c
index a70e446..ac7b814 100644
--- a/fs/nfs/getroot.c
+++ b/fs/nfs/getroot.c
@@ -54,8 +54,7 @@ static int nfs_superblock_set_dummy_root(struct super_block *sb, struct inode *i
iput(inode);
return -ENOMEM;
}
- /* Circumvent igrab(): we know the inode is not being freed */
- atomic_inc(&inode->i_count);
+ ihold(inode);
/*
* Ensure that this dentry is invisible to d_find_alias().
* Otherwise, it may be spliced into the tree by
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