On Mon, Nov 05, 2007 at 05:32:39PM +0100, Jan Blunck wrote:
> I'm embedding struct path into struct svc_expkey.
Looks straightforward to me, thanks.
Acked-by: J. Bruce Fields <[email protected]>
--b.
>
> Signed-off-by: Jan Blunck <[email protected]>
> ---
> fs/nfsd/export.c | 30 +++++++++++++-----------------
> include/linux/nfsd/export.h | 3 +--
> 2 files changed, 14 insertions(+), 19 deletions(-)
>
> Index: b/fs/nfsd/export.c
> ===================================================================
> --- a/fs/nfsd/export.c
> +++ b/fs/nfsd/export.c
> @@ -63,10 +63,8 @@ static void expkey_put(struct kref *ref)
> struct svc_expkey *key = container_of(ref, struct svc_expkey, h.ref);
>
> if (test_bit(CACHE_VALID, &key->h.flags) &&
> - !test_bit(CACHE_NEGATIVE, &key->h.flags)) {
> - dput(key->ek_dentry);
> - mntput(key->ek_mnt);
> - }
> + !test_bit(CACHE_NEGATIVE, &key->h.flags))
> + path_put(&key->ek_path);
> auth_domain_put(key->ek_client);
> kfree(key);
> }
> @@ -169,9 +167,8 @@ static int expkey_parse(struct cache_det
> goto out;
>
> dprintk("Found the path %s\n", buf);
> - key.ek_mnt = nd.path.mnt;
> - key.ek_dentry = nd.path.dentry;
> -
> + key.ek_path = nd.path;
> +
> ek = svc_expkey_update(&key, ek);
> if (ek)
> cache_put(&ek->h, &svc_expkey_cache);
> @@ -206,7 +203,7 @@ static int expkey_show(struct seq_file *
> if (test_bit(CACHE_VALID, &h->flags) &&
> !test_bit(CACHE_NEGATIVE, &h->flags)) {
> seq_printf(m, " ");
> - seq_path(m, ek->ek_mnt, ek->ek_dentry, "\\ \t\n");
> + seq_path(m, ek->ek_path.mnt, ek->ek_path.dentry, "\\ \t\n");
> }
> seq_printf(m, "\n");
> return 0;
> @@ -243,8 +240,8 @@ static inline void expkey_update(struct
> struct svc_expkey *new = container_of(cnew, struct svc_expkey, h);
> struct svc_expkey *item = container_of(citem, struct svc_expkey, h);
>
> - new->ek_mnt = mntget(item->ek_mnt);
> - new->ek_dentry = dget(item->ek_dentry);
> + new->ek_path = item->ek_path;
> + path_get(&item->ek_path);
> }
>
> static struct cache_head *expkey_alloc(void)
> @@ -814,8 +811,7 @@ static int exp_set_key(svc_client *clp,
> key.ek_client = clp;
> key.ek_fsidtype = fsid_type;
> memcpy(key.ek_fsid, fsidv, key_len(fsid_type));
> - key.ek_mnt = exp->ex_path.mnt;
> - key.ek_dentry = exp->ex_path.dentry;
> + key.ek_path = exp->ex_path;
> key.h.expiry_time = NEVER;
> key.h.flags = 0;
>
> @@ -864,7 +860,7 @@ static svc_export *exp_get_by_name(svc_c
> {
> struct svc_export *exp, key;
> int err;
> -
> +
> if (!clp)
> return ERR_PTR(-ENOENT);
>
> @@ -1036,9 +1032,9 @@ exp_export(struct nfsctl_export *nxp)
> /* must make sure there won't be an ex_fsid clash */
> if ((nxp->ex_flags & NFSEXP_FSID) &&
> (!IS_ERR(fsid_key = exp_get_fsid_key(clp, nxp->ex_dev))) &&
> - fsid_key->ek_mnt &&
> - (fsid_key->ek_mnt != nd.path.mnt ||
> - fsid_key->ek_dentry != nd.path.dentry))
> + fsid_key->ek_path.mnt &&
> + (fsid_key->ek_path.mnt != nd.path.mnt ||
> + fsid_key->ek_path.dentry != nd.path.dentry))
> goto finish;
>
> if (!IS_ERR(exp)) {
> @@ -1219,7 +1215,7 @@ static struct svc_export *exp_find(struc
> if (IS_ERR(ek))
> return ERR_PTR(PTR_ERR(ek));
>
> - exp = exp_get_by_name(clp, ek->ek_mnt, ek->ek_dentry, reqp);
> + exp = exp_get_by_name(clp, ek->ek_path.mnt, ek->ek_path.dentry, reqp);
> cache_put(&ek->h, &svc_expkey_cache);
>
> if (IS_ERR(exp))
> Index: b/include/linux/nfsd/export.h
> ===================================================================
> --- a/include/linux/nfsd/export.h
> +++ b/include/linux/nfsd/export.h
> @@ -106,8 +106,7 @@ struct svc_expkey {
> int ek_fsidtype;
> u32 ek_fsid[6];
>
> - struct vfsmount * ek_mnt;
> - struct dentry * ek_dentry;
> + struct path ek_path;
> };
>
> #define EX_SECURE(exp) (!((exp)->ex_flags & NFSEXP_INSECURE_PORT))
>
>
-
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