Message ID | alpine.DEB.2.00.1205201334080.26953@eristoteles.iwoars.net |
---|---|
State | New, archived |
Headers | show |
On Sun, 2012-05-20 at 13:35 +0200, Joel Reardon wrote: > A few more lines of comment on ksa_pos field in struct ubifs_data_node. > > Signed-off-by: Joel Reardon <reardonj@inf.ethz.ch> Pushed to the "joel" branch, thanks!
diff --git a/fs/ubifs/ubifs-media.h b/fs/ubifs/ubifs-media.h index 55f2ccd..90f348c 100644 --- a/fs/ubifs/ubifs-media.h +++ b/fs/ubifs/ubifs-media.h @@ -545,6 +545,11 @@ struct ubifs_dent_node { * @padding: reserved for future, zeroes * @data: data * + * The @ksa_pos value is used for secure deletion enhancement of UBIFS. + * In older versions of UBIFS, @ksa_pos did not exist but was instead an + * unused part of @key and was set to all zeros. UBIFS partitions with secure + * deletion disabled also store all zeros for ksa_pos. + * * Note, do not forget to amend 'zero_data_node_unused()' function when * changing the padding fields. */
A few more lines of comment on ksa_pos field in struct ubifs_data_node. Signed-off-by: Joel Reardon <reardonj@inf.ethz.ch> --- fs/ubifs/ubifs-media.h | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-)