From: David Howells <dhowells@redhat.com>
To: viro@ftp.linux.org.uk
Cc: kwc@citi.umich.edu, Trond.Myklebust@netapp.com,
linux-kernel@vger.kernel.org, dhowells@redhat.com
Subject: [PATCH 33/52] CRED: Make the get_parent() export op take a credential pointer
Date: Fri, 12 Oct 2007 17:08:08 +0100 [thread overview]
Message-ID: <20071012160808.15119.3400.stgit@warthog.procyon.org.uk> (raw)
In-Reply-To: <20071012160519.15119.69608.stgit@warthog.procyon.org.uk>
Make the get_parent() export op take a credential pointer.
Signed-off-by: David Howells <dhowells@redhat.com>
---
fs/ext3/namei.c | 3 +--
fs/ext3/namei.h | 2 +-
fs/fat/inode.c | 2 +-
include/linux/exportfs.h | 5 +++--
mm/shmem.c | 2 +-
5 files changed, 7 insertions(+), 7 deletions(-)
diff --git a/fs/ext3/namei.c b/fs/ext3/namei.c
index cd0fcde..aa741bb 100644
--- a/fs/ext3/namei.c
+++ b/fs/ext3/namei.c
@@ -1072,9 +1072,8 @@ static struct dentry *ext3_lookup(struct inode * dir, struct dentry *dentry, str
}
-struct dentry *ext3_get_parent(struct dentry *child)
+struct dentry *ext3_get_parent(struct dentry *child, struct cred *cred)
{
- struct cred *cred = current->cred;
unsigned long ino;
struct dentry *parent;
struct inode *inode;
diff --git a/fs/ext3/namei.h b/fs/ext3/namei.h
index f2ce2b0..53d7c59 100644
--- a/fs/ext3/namei.h
+++ b/fs/ext3/namei.h
@@ -5,4 +5,4 @@
*
*/
-extern struct dentry *ext3_get_parent(struct dentry *child);
+extern struct dentry *ext3_get_parent(struct dentry *child, struct cred *cred);
diff --git a/fs/fat/inode.c b/fs/fat/inode.c
index 045647d..519e1b4 100644
--- a/fs/fat/inode.c
+++ b/fs/fat/inode.c
@@ -748,7 +748,7 @@ fat_encode_fh(struct dentry *de, __u32 *fh, int *lenp, int connectable)
return 3;
}
-static struct dentry *fat_get_parent(struct dentry *child)
+static struct dentry *fat_get_parent(struct dentry *child, struct cred *cred)
{
struct buffer_head *bh;
struct msdos_dir_entry *de;
diff --git a/include/linux/exportfs.h b/include/linux/exportfs.h
index 8872fe8..895fd2d 100644
--- a/include/linux/exportfs.h
+++ b/include/linux/exportfs.h
@@ -73,7 +73,8 @@ struct vfsmount;
* get_parent:
* @get_parent should find the parent directory for the given @child which
* is also a directory. In the event that it cannot be found, or storage
- * space cannot be allocated, a %ERR_PTR should be returned.
+ * space cannot be allocated, a %ERR_PTR should be returned. @cred indicates
+ * the credentials to be used for the lookup.
*
* get_dentry:
* Given a &super_block (@sb) and a pointer to a file-system specific inode
@@ -103,7 +104,7 @@ struct export_operations {
int connectable);
int (*get_name)(struct dentry *parent, char *name,
struct dentry *child);
- struct dentry * (*get_parent)(struct dentry *child);
+ struct dentry * (*get_parent)(struct dentry *child, struct cred *cred);
struct dentry * (*get_dentry)(struct super_block *sb, void *inump);
/* This is set by the exporting module to a standard helper */
diff --git a/mm/shmem.c b/mm/shmem.c
index fc834e7..ee0b20a 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -1994,7 +1994,7 @@ static struct xattr_handler *shmem_xattr_handlers[] = {
};
#endif
-static struct dentry *shmem_get_parent(struct dentry *child)
+static struct dentry *shmem_get_parent(struct dentry *child, struct cred *cred)
{
return ERR_PTR(-ESTALE);
}
next prev parent reply other threads:[~2007-10-12 16:22 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-12 16:05 [PATCH 00/52] Introduce credential record David Howells
2007-10-12 16:05 ` [PATCH 01/52] CRED: Introduce a COW credentials record David Howells
2007-10-15 1:53 ` David Chinner
2007-10-12 16:05 ` [PATCH 02/52] CRED: Give in_group_p() a cred pointer David Howells
2007-10-12 16:05 ` [PATCH 03/52] CRED: Pass credentials down to ext3 block allocator David Howells
2007-10-12 16:05 ` [PATCH 04/52] CRED: Pass credentials down to ext3 inode allocator David Howells
2007-10-12 16:05 ` [PATCH 05/52] CRED: Prepare TMPFS for cred passing David Howells
2007-10-12 16:05 ` [PATCH 06/52] CRED: Prepare RAMFS " David Howells
2007-10-12 16:05 ` [PATCH 07/52] CRED: Pass credentials down to ext2 block allocator David Howells
2007-10-12 16:06 ` [PATCH 08/52] CRED: Pass credentials down to ext2 inode allocator David Howells
2007-10-12 16:06 ` [PATCH 09/52] CRED: Pass credentials down to ext4 block allocator David Howells
2007-10-12 16:06 ` [PATCH 10/52] CRED: Pass credentials down to ext4 inode allocator David Howells
2007-10-12 16:06 ` [PATCH 11/52] CRED: Give the get_block() callback a credentials pointer David Howells
2007-10-12 16:06 ` [PATCH 12/52] CRED: Make mpage read functions take " David Howells
2007-10-12 16:06 ` [PATCH 13/52] CRED: Make block_prepare_write() and co " David Howells
2007-10-12 16:06 ` [PATCH 14/52] CRED: Provide a writeback credentials record David Howells
2007-10-12 16:06 ` [PATCH 15/52] CRED: Make Ext3 use the writeback credentials David Howells
2007-10-12 16:06 ` [PATCH 16/52] CRED: Pass credentials through the internals of ext3 truncation David Howells
2007-10-12 16:06 ` [PATCH 17/52] CRED: Make rpcauth_lookupcred() take a credentials pointer David Howells
2007-10-12 16:06 ` [PATCH 18/52] CRED: Make rpcauth_bindcred() " David Howells
2007-10-12 16:06 ` [PATCH 19/52] CRED: Add a credentials pointer to struct rpc_task David Howells
2007-10-12 16:07 ` [PATCH 20/52] CRED: Pass credentials into rpc_init_task() David Howells
2007-10-12 16:07 ` [PATCH 21/52] CRED: Pass credentials through the truncate() inode operation David Howells
2007-10-12 16:07 ` [PATCH 22/52] CRED: Pass credentials to nfs_setattr_update_inode() David Howells
2007-10-12 16:07 ` [PATCH 23/52] CRED: Pass credentials to the setattr() inode operation David Howells
2007-10-12 16:07 ` [PATCH 24/52] CRED: Pass credentials through inode_setattr() David Howells
2007-10-12 16:07 ` [PATCH 25/52] CRED: Give the mknod() inode op a credentials pointer David Howells
2007-10-12 16:07 ` [PATCH 26/52] CRED: Give the mkdir() " David Howells
2007-10-12 16:07 ` [PATCH 27/52] CRED: Give the create() " David Howells
2007-10-12 16:07 ` [PATCH 28/52] CRED: Give the link() " David Howells
2007-10-12 16:07 ` [PATCH 29/52] CRED: Give the unlink() " David Howells
2007-10-12 16:07 ` [PATCH 30/52] CRED: Give the rmdir() " David Howells
2007-10-12 16:07 ` [PATCH 31/52] CRED: Give the rename() " David Howells
2007-10-12 16:08 ` [PATCH 32/52] CRED: Give the symlink() " David Howells
2007-10-12 16:08 ` David Howells [this message]
2007-10-12 16:08 ` [PATCH 34/52] CRED: Make Ext3 ACL set handlers pass credentials down David Howells
2007-10-12 16:08 ` [PATCH 35/52] CRED: Make the ACL set() handler take a credentials pointer David Howells
2007-10-12 16:08 ` [PATCH 36/52] CRED: Make ext3_fill_super() pass credentials down David Howells
2007-10-12 16:08 ` [PATCH 37/52] CRED: Pass credentials to the get_sb() op and various fill_super() ops David Howells
2007-10-12 16:08 ` [PATCH 38/52] CRED: Pass credentials through the quota_read() op David Howells
2007-10-12 16:08 ` [PATCH 39/52] CRED: Pass credentials through the quota_write() op David Howells
2007-10-12 16:08 ` [PATCH 40/52] CRED: Give the lookup() inode op a credentials pointer David Howells
2007-10-12 16:08 ` [PATCH 41/52] CRED: Pass credentials through d_revalidate() David Howells
2007-10-12 16:08 ` [PATCH 42/52] CRED: Pass credentials through the permission() inode op David Howells
2007-10-12 16:08 ` [PATCH 43/52] CRED: Pass credentials through the statfs() superblock op David Howells
2007-10-12 16:09 ` [PATCH 44/52] CRED: Pass credentials through the follow_link() inode op David Howells
2007-10-12 16:09 ` [PATCH 45/52] CRED: Pass credentials through the getattr() " David Howells
2007-10-12 16:09 ` [PATCH 46/52] CRED: Pass credentials through the setxattr() " David Howells
2007-10-12 16:09 ` [PATCH 47/52] CRED: Pass credentials through the xattr get() handler David Howells
2007-10-12 16:09 ` [PATCH 48/52] CRED: Pass credentials through the getxattr() inode op David Howells
2007-10-12 16:09 ` [PATCH 49/52] CRED: Pass credentials through the xattr list() handler David Howells
2007-10-12 16:09 ` [PATCH 50/52] CRED: Pass credentials through the listxattr() inode op David Howells
2007-10-12 16:09 ` [PATCH 51/52] CRED: Pass credentials through the removexattr() " David Howells
2007-10-12 16:09 ` [PATCH 52/52] CRED: Pass credentials through vfs_mkdir() David Howells
2007-10-13 18:11 ` [PATCH 00/52] Introduce credential record Theodore Tso
2007-10-13 18:19 ` Al Viro
2007-10-13 21:46 ` David Howells
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