X-Git-Url: https://git.camperquake.de/gitweb.cgi?a=blobdiff_plain;f=module%2Fzfs%2Fzpl_export.c;h=94625e13c85a3e44dc7ad6993674edfe79174a1a;hb=refs%2Fheads%2Frertzinger%2Ffeature-zpool-get--p;hp=a3895560048979fe57c825d9c9d3b3a72de61359;hpb=055656d4f4dfc1a85646a2c0cc10b9dce86da72b;p=zfs.git

diff --git a/module/zfs/zpl_export.c b/module/zfs/zpl_export.c
index a389556..94625e1 100644
--- a/module/zfs/zpl_export.c
+++ b/module/zfs/zpl_export.c
@@ -20,19 +20,26 @@
  */
 /*
  * Copyright (c) 2011 Gunnar Beutner
+ * Copyright (c) 2012 Cyril Plisko. All rights reserved.
  */
 
 
 #include <sys/zfs_vnops.h>
 #include <sys/zfs_znode.h>
+#include <sys/zfs_ctldir.h>
 #include <sys/zpl.h>
 
 
 static int
+#ifdef HAVE_ENCODE_FH_WITH_INODE
+zpl_encode_fh(struct inode *ip, __u32 *fh, int *max_len, struct inode *parent)
+{
+#else
 zpl_encode_fh(struct dentry *dentry, __u32 *fh, int *max_len, int connectable)
 {
-	fid_t *fid = (fid_t *)fh;
 	struct inode *ip = dentry->d_inode;
+#endif /* HAVE_ENCODE_FH_WITH_INODE */
+	fid_t *fid = (fid_t *)fh;
 	int len_bytes, rc;
 
 	len_bytes = *max_len * sizeof (__u32);
@@ -42,7 +49,10 @@ zpl_encode_fh(struct dentry *dentry, __u32 *fh, int *max_len, int connectable)
 
 	fid->fid_len = len_bytes - offsetof(fid_t, fid_data);
 
-	rc = zfs_fid(ip, fid);
+	if (zfsctl_is_node(ip))
+		rc = zfsctl_fid(ip, fid);
+	else
+		rc = zfs_fid(ip, fid);
 
 	len_bytes = offsetof(fid_t, fid_data) + fid->fid_len;
 	*max_len = roundup(len_bytes, sizeof (__u32)) / sizeof (__u32);
@@ -73,8 +83,6 @@ static struct dentry *
 zpl_fh_to_dentry(struct super_block *sb, struct fid *fh,
     int fh_len, int fh_type)
 {
-	zfs_sb_t *zsb = sb->s_fs_info;
-	struct vfsmount *vfs = zsb->z_vfs;
 	fid_t *fid = (fid_t *)fh;
 	struct inode *ip;
 	int len_bytes, rc;
@@ -86,7 +94,7 @@ zpl_fh_to_dentry(struct super_block *sb, struct fid *fh,
 	    len_bytes < offsetof(fid_t, fid_data) + fid->fid_len)
 		return ERR_PTR(-EINVAL);
 
-	rc = zfs_vget(vfs, &ip, fid);
+	rc = zfs_vget(sb, &ip, fid);
 
 	if (rc != 0)
 		return ERR_PTR(-rc);
@@ -114,8 +122,27 @@ zpl_get_parent(struct dentry *child)
 	return zpl_dentry_obtain_alias(ip);
 }
 
+#ifdef HAVE_COMMIT_METADATA
+static int
+zpl_commit_metadata(struct inode *inode)
+{
+	cred_t *cr = CRED();
+	int error;
+
+	crhold(cr);
+	error = -zfs_fsync(inode, 0, cr);
+	crfree(cr);
+	ASSERT3S(error, <=, 0);
+
+	return error;
+}
+#endif /* HAVE_COMMIT_METADATA */
+
 const struct export_operations zpl_export_operations = {
 	.encode_fh	= zpl_encode_fh,
 	.fh_to_dentry	= zpl_fh_to_dentry,
-	.get_parent	= zpl_get_parent
+	.get_parent	= zpl_get_parent,
+#ifdef HAVE_COMMIT_METADATA
+	.commit_metadata= zpl_commit_metadata,
+#endif /* HAVE_COMMIT_METADATA */
 };