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OpenCloudOS-Kernel
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switch exp_parent() to struct path 

... and lose the always-NULL last argument (non-NULL case had been
split off a while ago).

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2009-04-18 02:14:32 -04:00
parent 55430e2ece
commit 5bf3bd2b5c
1 changed files with 11 additions and 15 deletions
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26
fs/nfsd/export.c
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@ -871,23 +871,19 @@ static svc_export *exp_get_by_name(svc_client *clp, const struct path *path,
/*
* Find the export entry for a given dentry.
*/
static struct svc_export *exp_parent(svc_client *clp, struct vfsmount *mnt,
struct dentry *dentry,
struct cache_req *reqp)
static struct svc_export *exp_parent(svc_client *clp, struct path *path)
{
struct path path = {.mnt = mnt, .dentry = dentry};
svc_export *exp;
struct dentry *saved = dget(path->dentry);
svc_export *exp = exp_get_by_name(clp, path, NULL);
dget(path.dentry);
exp = exp_get_by_name(clp, &path, reqp);
while (PTR_ERR(exp) == -ENOENT && !IS_ROOT(path.dentry)) {
struct dentry *parent = dget_parent(path.dentry);
dput(path.dentry);
path.dentry = parent;
exp = exp_get_by_name(clp, &path, reqp);
while (PTR_ERR(exp) == -ENOENT && !IS_ROOT(path->dentry)) {
struct dentry *parent = dget_parent(path->dentry);
dput(path->dentry);
path->dentry = parent;
exp = exp_get_by_name(clp, path, NULL);
}
dput(path.dentry);
dput(path->dentry);
path->dentry = saved;
return exp;
}
@ -1174,7 +1170,7 @@ exp_rootfh(svc_client *clp, char *name, struct knfsd_fh *f, int maxsize)
dprintk("nfsd: exp_rootfh(%s [%p] %s:%s/%ld)\n",
name, path.dentry, clp->name,
inode->i_sb->s_id, inode->i_ino);
exp = exp_parent(clp, path.mnt, path.dentry, NULL);
exp = exp_parent(clp, &path);
if (IS_ERR(exp)) {
err = PTR_ERR(exp);
goto out;