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 50/52] CRED: Pass credentials through the listxattr() inode op
Date: Fri, 12 Oct 2007 17:09:35 +0100 [thread overview]
Message-ID: <20071012160935.15119.20105.stgit@warthog.procyon.org.uk> (raw)
In-Reply-To: <20071012160519.15119.69608.stgit@warthog.procyon.org.uk>
Pass credentials through the listxattr() inode operation.
Signed-off-by: David Howells <dhowells@redhat.com>
---
fs/bad_inode.c | 2 +-
fs/ext3/xattr.c | 4 ++--
fs/ext3/xattr.h | 2 +-
fs/nfs/nfs3acl.c | 4 ++--
fs/nfs/nfs4_fs.h | 2 +-
fs/nfs/nfs4proc.c | 3 ++-
fs/xattr.c | 7 ++++---
include/linux/fs.h | 2 +-
include/linux/nfs_fs.h | 2 +-
include/linux/xattr.h | 3 ++-
10 files changed, 17 insertions(+), 14 deletions(-)
diff --git a/fs/bad_inode.c b/fs/bad_inode.c
index b310af3..1b06a95 100644
--- a/fs/bad_inode.c
+++ b/fs/bad_inode.c
@@ -278,7 +278,7 @@ static ssize_t bad_inode_getxattr(struct dentry *dentry, const char *name,
}
static ssize_t bad_inode_listxattr(struct dentry *dentry, char *buffer,
- size_t buffer_size)
+ size_t buffer_size, struct cred *cred)
{
return -EIO;
}
diff --git a/fs/ext3/xattr.c b/fs/ext3/xattr.c
index 464395d..a3ad1a5 100644
--- a/fs/ext3/xattr.c
+++ b/fs/ext3/xattr.c
@@ -143,9 +143,9 @@ ext3_xattr_handler(int name_index)
* dentry->d_inode->i_mutex: don't care
*/
ssize_t
-ext3_listxattr(struct dentry *dentry, char *buffer, size_t size)
+ext3_listxattr(struct dentry *dentry, char *buffer, size_t size,
+ struct cred *cred)
{
- struct cred *cred = current->cred;
return ext3_xattr_list(dentry->d_inode, buffer, size, cred);
}
diff --git a/fs/ext3/xattr.h b/fs/ext3/xattr.h
index 9ed3328..06f334f 100644
--- a/fs/ext3/xattr.h
+++ b/fs/ext3/xattr.h
@@ -64,7 +64,7 @@ extern struct xattr_handler ext3_xattr_acl_access_handler;
extern struct xattr_handler ext3_xattr_acl_default_handler;
extern struct xattr_handler ext3_xattr_security_handler;
-extern ssize_t ext3_listxattr(struct dentry *, char *, size_t);
+extern ssize_t ext3_listxattr(struct dentry *, char *, size_t, struct cred *);
extern int ext3_xattr_get(struct inode *, int, const char *, void *, size_t);
extern int ext3_xattr_list(struct inode *, char *, size_t, struct cred *);
diff --git a/fs/nfs/nfs3acl.c b/fs/nfs/nfs3acl.c
index 0d160be..6e318e2 100644
--- a/fs/nfs/nfs3acl.c
+++ b/fs/nfs/nfs3acl.c
@@ -7,9 +7,9 @@
#define NFSDBG_FACILITY NFSDBG_PROC
-ssize_t nfs3_listxattr(struct dentry *dentry, char *buffer, size_t size)
+ssize_t nfs3_listxattr(struct dentry *dentry, char *buffer, size_t size,
+ struct cred *acred)
{
- struct cred *acred = current->cred;
struct inode *inode = dentry->d_inode;
struct posix_acl *acl;
int pos=0, len=0;
diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h
index 3f3dc4e..ee76c2c 100644
--- a/fs/nfs/nfs4_fs.h
+++ b/fs/nfs/nfs4_fs.h
@@ -171,7 +171,7 @@ extern ssize_t nfs4_getxattr(struct dentry *, const char *, void *, size_t,
struct cred *);
extern int nfs4_setxattr(struct dentry *, const char *, const void *, size_t,
int, struct cred *);
-extern ssize_t nfs4_listxattr(struct dentry *, char *, size_t);
+extern ssize_t nfs4_listxattr(struct dentry *, char *, size_t, struct cred *);
/* nfs4proc.c */
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 8be911a..4287752 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -3746,7 +3746,8 @@ ssize_t nfs4_getxattr(struct dentry *dentry, const char *key, void *buf,
return nfs4_proc_get_acl(inode, buf, buflen, acred);
}
-ssize_t nfs4_listxattr(struct dentry *dentry, char *buf, size_t buflen)
+ssize_t nfs4_listxattr(struct dentry *dentry, char *buf, size_t buflen,
+ struct cred *acred)
{
size_t len = strlen(XATTR_NAME_NFSV4_ACL) + 1;
diff --git a/fs/xattr.c b/fs/xattr.c
index b1ee403..7b3bd56 100644
--- a/fs/xattr.c
+++ b/fs/xattr.c
@@ -146,6 +146,7 @@ EXPORT_SYMBOL_GPL(vfs_getxattr);
ssize_t
vfs_listxattr(struct dentry *d, char *list, size_t size)
{
+ struct cred *cred = current->cred;
ssize_t error;
error = security_inode_listxattr(d);
@@ -153,7 +154,7 @@ vfs_listxattr(struct dentry *d, char *list, size_t size)
return error;
error = -EOPNOTSUPP;
if (d->d_inode->i_op && d->d_inode->i_op->listxattr) {
- error = d->d_inode->i_op->listxattr(d, list, size);
+ error = d->d_inode->i_op->listxattr(d, list, size, cred);
} else {
error = security_inode_listsecurity(d->d_inode, list, size);
if (size && error > size)
@@ -561,9 +562,9 @@ generic_getxattr(struct dentry *dentry, const char *name, void *buffer, size_t s
* list.
*/
ssize_t
-generic_listxattr(struct dentry *dentry, char *buffer, size_t buffer_size)
+generic_listxattr(struct dentry *dentry, char *buffer, size_t buffer_size,
+ struct cred *cred)
{
- struct cred *cred = current->cred;
struct inode *inode = dentry->d_inode;
struct xattr_handler *handler, **handlers = inode->i_sb->s_xattr;
unsigned int size = 0;
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 28f0205..308b3a3 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1164,7 +1164,7 @@ struct inode_operations {
int, struct cred *);
ssize_t (*getxattr) (struct dentry *, const char *, void *, size_t,
struct cred *);
- ssize_t (*listxattr) (struct dentry *, char *, size_t);
+ ssize_t (*listxattr) (struct dentry *, char *, size_t, struct cred *);
int (*removexattr) (struct dentry *, const char *);
void (*truncate_range)(struct inode *, loff_t, loff_t);
long (*fallocate)(struct inode *inode, int mode, loff_t offset,
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index d17ba8c..da642ac 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -353,7 +353,7 @@ static inline struct rpc_cred *nfs_file_cred(struct file *file)
* linux/fs/nfs/xattr.c
*/
#ifdef CONFIG_NFS_V3_ACL
-extern ssize_t nfs3_listxattr(struct dentry *, char *, size_t);
+extern ssize_t nfs3_listxattr(struct dentry *, char *, size_t, struct cred *);
extern ssize_t nfs3_getxattr(struct dentry *, const char *, void *, size_t,
struct cred *);
extern int nfs3_setxattr(struct dentry *, const char *,
diff --git a/include/linux/xattr.h b/include/linux/xattr.h
index 485d57c..8b1237a 100644
--- a/include/linux/xattr.h
+++ b/include/linux/xattr.h
@@ -53,7 +53,8 @@ int vfs_removexattr(struct dentry *, char *);
ssize_t generic_getxattr(struct dentry *dentry, const char *name, void *buffer,
size_t size, struct cred *cred);
-ssize_t generic_listxattr(struct dentry *dentry, char *buffer, size_t buffer_size);
+ssize_t generic_listxattr(struct dentry *dentry, char *buffer,
+ size_t buffer_size, struct cred *cred);
int generic_setxattr(struct dentry *dentry, const char *name, const void *value,
size_t size, int flags, struct cred *cred);
int generic_removexattr(struct dentry *dentry, const char *name);
next prev parent reply other threads:[~2007-10-12 16:31 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 ` [PATCH 33/52] CRED: Make the get_parent() export op take a credential pointer David Howells
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 ` David Howells [this message]
2007-10-12 16:09 ` [PATCH 51/52] CRED: Pass credentials through the removexattr() inode op 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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