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Introduce path_put()

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* Add path_put() functions for releasing a reference to the dentry and
  vfsmount of a struct path in the right order

* Switch from path_release(nd) to path_put(&nd->path)

* Rename dput_path() to path_put_conditional()

[akpm@linux-foundation.org: fix cifs]
Signed-off-by: Jan Blunck <jblunck@suse.de>
Signed-off-by: Andreas Gruenbacher <agruen@suse.de>
Acked-by: Christoph Hellwig <hch@lst.de>
Cc: <linux-fsdevel@vger.kernel.org>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Steven French <sfrench@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jan Blunck
2008-02-14 19:34:35 -08:00
committed by Linus Torvalds
parent 4ac9137858
commit 1d957f9bf8
41 changed files with 125 additions and 118 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
fs/nfsd/export.c
View File

@@ -177,7 +177,7 @@ static int expkey_parse(struct cache_detail *cd, char *mesg, int mlen)
cache_put(&ek->h, &svc_expkey_cache);
else
err = -ENOMEM;
path_release(&nd);
path_put(&nd.path);
}
cache_flush();
out:
@@ -630,7 +630,7 @@ static int svc_export_parse(struct cache_detail *cd, char *mesg, int mlen)
kfree(exp.ex_uuid);
kfree(exp.ex_path);
if (nd.path.dentry)
path_release(&nd);
path_put(&nd.path);
out_no_path:
if (dom)
auth_domain_put(dom);
@@ -1098,7 +1098,7 @@ finish:
cache_put(&fsid_key->h, &svc_expkey_cache);
if (clp)
auth_domain_put(clp);
path_release(&nd);
path_put(&nd.path);
out_unlock:
exp_writeunlock();
out:
@@ -1150,7 +1150,7 @@ exp_unexport(struct nfsctl_export *nxp)
err = -EINVAL;
exp = exp_get_by_name(dom, nd.path.mnt, nd.path.dentry, NULL);
path_release(&nd);
path_put(&nd.path);
if (IS_ERR(exp))
goto out_domain;
@@ -1209,7 +1209,7 @@ exp_rootfh(svc_client *clp, char *path, struct knfsd_fh *f, int maxsize)
fh_put(&fh);
exp_put(exp);
out:
path_release(&nd);
path_put(&nd.path);
return err;
}

2
fs/nfsd/nfs4recover.c
View File

@@ -415,5 +415,5 @@ nfsd4_shutdown_recdir(void)
if (!rec_dir_init)
return;
rec_dir_init = 0;
path_release(&rec_dir);
path_put(&rec_dir.path);
}

2
fs/nfsd/nfs4state.c
View File

@@ -3265,7 +3265,7 @@ nfs4_reset_recoverydir(char *recdir)
nfs4_set_recdir(recdir);
status = 0;
}
path_release(&nd);
path_put(&nd.path);
return status;
}