linux-toradex.git/fs/btrfs/xattr.h, branch v2.6.32.26 Linux kernel for Apalis and Colibri modules Btrfs: Pass transaction handle to security and ACL initialization functions 2010-08-13T20:19:56+00:00 Yan, Zheng zheng.yan@oracle.com 2009-11-12T09:35:27+00:00 6e423a0b564b2a5509c6bc0da6abb7865db4b2a7 commit f34f57a3ab4e73304d78c125682f1a53cd3975f2 upstream. Pass transaction handle down to security and ACL initialization functions, so we can avoid starting nested transactions Signed-off-by: Yan Zheng <zheng.yan@oracle.com> Signed-off-by: Chris Mason <chris.mason@oracle.com> Acked-by: Jeff Mahoney <jeffm@suse.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> 
commit f34f57a3ab4e73304d78c125682f1a53cd3975f2 upstream.

Pass transaction handle down to security and ACL initialization
functions, so we can avoid starting nested transactions

Signed-off-by: Yan Zheng <zheng.yan@oracle.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Acked-by: Jeff Mahoney <jeffm@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Btrfs: selinux support 2009-02-04T14:29:13+00:00 Jim Owens jowens@hp.com 2009-02-04T14:29:13+00:00 0279b4cd86685b5eea467c1b74ce94f0add2c0a3 Add call to LSM security initialization and save resulting security xattr for new inodes. Add xattr support to symlink inode ops. Set inode->i_op for existing special files. Signed-off-by: jim owens <jowens@hp.com> 
Add call to LSM security initialization and save
resulting security xattr for new inodes.

Add xattr support to symlink inode ops.

Set inode->i_op for existing special files.

Signed-off-by: jim owens <jowens@hp.com>
Btrfs: optimize btrget/set/removexattr 2008-09-25T15:04:07+00:00 Christoph Hellwig hch@lst.de 2008-08-28T10:21:17+00:00 95819c05732c511338b43c115ffbcee978c02888 btrfs actually stores the whole xattr name, including the prefix ondisk, so using the generic resolver that strips off the prefix is not very helpful. Instead do the real ondisk xattrs manually and only use the generic resolver for synthetic xattrs like ACLs. (Sorry Josef for guiding you towards the wrong direction here intially) Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Chris Mason <chris.mason@oracle.com> 
btrfs actually stores the whole xattr name, including the prefix ondisk,
so using the generic resolver that strips off the prefix is not very
helpful.  Instead do the real ondisk xattrs manually and only use the
generic resolver for synthetic xattrs like ACLs.

(Sorry Josef for guiding you towards the wrong direction here intially)

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
btrfs: optmize listxattr 2008-09-25T15:04:07+00:00 Christoph Hellwig hch@lst.de 2008-08-28T10:21:16+00:00 eaa47d8612783807ef9703ebc9bf0d0f0455bf62 The ->list handler is really not useful at all, because we always call btrfs_xattr_generic_list anyway. After this is done find_btrfs_xattr_handler becomes unused, and it becomes obvious that the temporary name buffer allocation isn't needed but we can directly copy into the supplied buffer. Tested with various getfattr -d calls on varying xattr lists. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Chris Mason <chris.mason@oracle.com> 
The ->list handler is really not useful at all, because we always call
btrfs_xattr_generic_list anyway.  After this is done
find_btrfs_xattr_handler becomes unused, and it becomes obvious that the
temporary name buffer allocation isn't needed but we can directly copy
into the supplied buffer.

Tested with various getfattr -d calls on varying xattr lists.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
xattr support for btrfs 2008-09-25T15:03:57+00:00 Josef Bacik jbacik@redhat.com 2007-11-16T16:45:54+00:00 5103e947b9b7ac18ddb21a04ee3486e94c6504d7 Signed-off-by: Chris Mason <chris.mason@oracle.com> 
Signed-off-by: Chris Mason <chris.mason@oracle.com>