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authorDavid Howells <dhowells@redhat.com>2008-11-14 10:38:44 +1100
committerJames Morris <jmorris@namei.org>2008-11-14 10:38:44 +1100
commitf8b9d53a31dca2c1185232c5fe2731d99cc963c8 (patch)
tree7725eafec2f04595e439feb94c3b5ae04cf478c6 /fs/9p
parentcd80ca8a03fd712b046028c1f66e10f3aec43eee (diff)
CRED: Wrap task credential accesses in 9P2000 filesystem
Wrap access to task credentials so that they can be separated more easily from the task_struct during the introduction of COW creds. Change most current->(|e|s|fs)[ug]id to current_(|e|s|fs)[ug]id(). Change some task->e?[ug]id to task_e?[ug]id(). In some places it makes more sense to use RCU directly rather than a convenient wrapper; these will be addressed by later patches. Signed-off-by: David Howells <dhowells@redhat.com> Reviewed-by: James Morris <jmorris@namei.org> Acked-by: Serge Hallyn <serue@us.ibm.com> Reviewed-by: Eric Van Hensbergen <ericvh@gmail.com> Cc: Ron Minnich <rminnich@sandia.gov> Cc: Latchesar Ionkov <lucho@ionkov.net> Cc: v9fs-developer@lists.sourceforge.net Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'fs/9p')
-rw-r--r--fs/9p/fid.c2
-rw-r--r--fs/9p/vfs_inode.c4
-rw-r--r--fs/9p/vfs_super.c4
3 files changed, 5 insertions, 5 deletions
diff --git a/fs/9p/fid.c b/fs/9p/fid.c
index 3031e3233dd..a43e4ab7c6c 100644
--- a/fs/9p/fid.c
+++ b/fs/9p/fid.c
@@ -120,7 +120,7 @@ struct p9_fid *v9fs_fid_lookup(struct dentry *dentry)
switch (access) {
case V9FS_ACCESS_SINGLE:
case V9FS_ACCESS_USER:
- uid = current->fsuid;
+ uid = current_fsuid();
any = 0;
break;
diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c
index 8314d3f43b7..8fddfe86a0d 100644
--- a/fs/9p/vfs_inode.c
+++ b/fs/9p/vfs_inode.c
@@ -215,8 +215,8 @@ struct inode *v9fs_get_inode(struct super_block *sb, int mode)
inode = new_inode(sb);
if (inode) {
inode->i_mode = mode;
- inode->i_uid = current->fsuid;
- inode->i_gid = current->fsgid;
+ inode->i_uid = current_fsuid();
+ inode->i_gid = current_fsgid();
inode->i_blocks = 0;
inode->i_rdev = 0;
inode->i_atime = inode->i_mtime = inode->i_ctime = CURRENT_TIME;
diff --git a/fs/9p/vfs_super.c b/fs/9p/vfs_super.c
index d6cb1a0ca72..93212e40221 100644
--- a/fs/9p/vfs_super.c
+++ b/fs/9p/vfs_super.c
@@ -113,8 +113,8 @@ static int v9fs_get_sb(struct file_system_type *fs_type, int flags,
struct v9fs_session_info *v9ses = NULL;
struct p9_wstat *st = NULL;
int mode = S_IRWXUGO | S_ISVTX;
- uid_t uid = current->fsuid;
- gid_t gid = current->fsgid;
+ uid_t uid = current_fsuid();
+ gid_t gid = current_fsgid();
struct p9_fid *fid;
int retval = 0;